GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2022-49544 (GCVE-0-2022-49544)

Vulnerability from cvelistv5 – Published: 2025-02-26 02:13 – Updated: 2026-05-11 19:01
VLAI
Title
ipw2x00: Fix potential NULL dereference in libipw_xmit()
Summary
In the Linux kernel, the following vulnerability has been resolved: ipw2x00: Fix potential NULL dereference in libipw_xmit() crypt and crypt->ops could be null, so we need to checking null before dereference
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-10-01 19:37 UTC
CWE
  • CWE-476 - NULL Pointer Dereference
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f , < 1ff6b0727c8988f25eeb670b6c038c1120bb58dd (git)
Affected: f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f , < b4628e0d3754ab2fc98ee6e3d21851ba45798077 (git)
Affected: f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f , < 167affc11781d7d35c4c3a7630a549ac74dd0b21 (git)
Affected: f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f , < 8fb1b9beb085bb767ae43e441db5ac6fcd66a04d (git)
Affected: f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f , < 98d1dc32f890642476dbb78ed3437a456bf421b0 (git)
Affected: f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f , < 48d4a820fd33f012e5f63735a59d15b5a3882882 (git)
Affected: f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f , < 5f7ea274e88c0eeffe6bd6dbf6cf5c479d356af6 (git)
Affected: f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f , < 528d2023ccf4748fd542582955236c1634a7d293 (git)
Affected: f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f , < e8366bbabe1d207cf7c5b11ae50e223ae6fc278b (git)
guessed Create a notification for this product.
Linux Linux Affected: 2.6.15
Unaffected: 0 , < 2.6.15 (semver)
Unaffected: 4.9.318 , ≤ 4.9.* (semver)
Unaffected: 4.14.283 , ≤ 4.14.* (semver)
Unaffected: 4.19.247 , ≤ 4.19.* (semver)
Unaffected: 5.4.198 , ≤ 5.4.* (semver)
Unaffected: 5.10.121 , ≤ 5.10.* (semver)
Unaffected: 5.15.46 , ≤ 5.15.* (semver)
Unaffected: 5.17.14 , ≤ 5.17.* (semver)
Unaffected: 5.18.3 , ≤ 5.18.* (semver)
Unaffected: 5.19 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 5.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2022-49544",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-10-01T19:37:32.320918Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-476",
                "description": "CWE-476 NULL Pointer Dereference",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-10-01T19:46:39.844Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/intel/ipw2x00/libipw_tx.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "1ff6b0727c8988f25eeb670b6c038c1120bb58dd",
              "status": "affected",
              "version": "f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f",
              "versionType": "git"
            },
            {
              "lessThan": "b4628e0d3754ab2fc98ee6e3d21851ba45798077",
              "status": "affected",
              "version": "f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f",
              "versionType": "git"
            },
            {
              "lessThan": "167affc11781d7d35c4c3a7630a549ac74dd0b21",
              "status": "affected",
              "version": "f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f",
              "versionType": "git"
            },
            {
              "lessThan": "8fb1b9beb085bb767ae43e441db5ac6fcd66a04d",
              "status": "affected",
              "version": "f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f",
              "versionType": "git"
            },
            {
              "lessThan": "98d1dc32f890642476dbb78ed3437a456bf421b0",
              "status": "affected",
              "version": "f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f",
              "versionType": "git"
            },
            {
              "lessThan": "48d4a820fd33f012e5f63735a59d15b5a3882882",
              "status": "affected",
              "version": "f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f",
              "versionType": "git"
            },
            {
              "lessThan": "5f7ea274e88c0eeffe6bd6dbf6cf5c479d356af6",
              "status": "affected",
              "version": "f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f",
              "versionType": "git"
            },
            {
              "lessThan": "528d2023ccf4748fd542582955236c1634a7d293",
              "status": "affected",
              "version": "f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f",
              "versionType": "git"
            },
            {
              "lessThan": "e8366bbabe1d207cf7c5b11ae50e223ae6fc278b",
              "status": "affected",
              "version": "f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/intel/ipw2x00/libipw_tx.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "2.6.15"
            },
            {
              "lessThan": "2.6.15",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.9.*",
              "status": "unaffected",
              "version": "4.9.318",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.14.*",
              "status": "unaffected",
              "version": "4.14.283",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.247",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.198",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.121",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.46",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.17.*",
              "status": "unaffected",
              "version": "5.17.14",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.18.*",
              "status": "unaffected",
              "version": "5.18.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.19",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.9.318",
                  "versionStartIncluding": "2.6.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.14.283",
                  "versionStartIncluding": "2.6.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.19.247",
                  "versionStartIncluding": "2.6.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.4.198",
                  "versionStartIncluding": "2.6.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.121",
                  "versionStartIncluding": "2.6.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.46",
                  "versionStartIncluding": "2.6.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.17.14",
                  "versionStartIncluding": "2.6.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.18.3",
                  "versionStartIncluding": "2.6.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.19",
                  "versionStartIncluding": "2.6.15",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nipw2x00: Fix potential NULL dereference in libipw_xmit()\n\ncrypt and crypt-\u003eops could be null, so we need to checking null\nbefore dereference"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T19:01:59.389Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/1ff6b0727c8988f25eeb670b6c038c1120bb58dd"
        },
        {
          "url": "https://git.kernel.org/stable/c/b4628e0d3754ab2fc98ee6e3d21851ba45798077"
        },
        {
          "url": "https://git.kernel.org/stable/c/167affc11781d7d35c4c3a7630a549ac74dd0b21"
        },
        {
          "url": "https://git.kernel.org/stable/c/8fb1b9beb085bb767ae43e441db5ac6fcd66a04d"
        },
        {
          "url": "https://git.kernel.org/stable/c/98d1dc32f890642476dbb78ed3437a456bf421b0"
        },
        {
          "url": "https://git.kernel.org/stable/c/48d4a820fd33f012e5f63735a59d15b5a3882882"
        },
        {
          "url": "https://git.kernel.org/stable/c/5f7ea274e88c0eeffe6bd6dbf6cf5c479d356af6"
        },
        {
          "url": "https://git.kernel.org/stable/c/528d2023ccf4748fd542582955236c1634a7d293"
        },
        {
          "url": "https://git.kernel.org/stable/c/e8366bbabe1d207cf7c5b11ae50e223ae6fc278b"
        }
      ],
      "title": "ipw2x00: Fix potential NULL dereference in libipw_xmit()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-49544",
    "datePublished": "2025-02-26T02:13:57.898Z",
    "dateReserved": "2025-02-26T02:08:31.590Z",
    "dateUpdated": "2026-05-11T19:01:59.389Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2022-49544",
      "date": "2026-09-16",
      "epss": "0.00259",
      "percentile": "0.17786"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-49544\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-02-26T07:01:30.313\",\"lastModified\":\"2026-06-17T05:18:24.097\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nipw2x00: Fix potential NULL dereference in libipw_xmit()\\n\\ncrypt and crypt-\u003eops could be null, so we need to checking null\\nbefore dereference\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ipw2x00: Se corrige la posible desreferenciaci\u00f3n NULL en libipw_xmit() crypt y crypt-\u0026gt;ops podr\u00edan ser nulos, por lo que debemos verificar los valores nulos antes de la desreferenciaci\u00f3n.\"}],\"affected\":[{\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"affectedData\":[{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"unaffected\",\"programFiles\":[\"drivers/net/wireless/intel/ipw2x00/libipw_tx.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\",\"lessThan\":\"1ff6b0727c8988f25eeb670b6c038c1120bb58dd\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\",\"lessThan\":\"b4628e0d3754ab2fc98ee6e3d21851ba45798077\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\",\"lessThan\":\"167affc11781d7d35c4c3a7630a549ac74dd0b21\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\",\"lessThan\":\"8fb1b9beb085bb767ae43e441db5ac6fcd66a04d\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\",\"lessThan\":\"98d1dc32f890642476dbb78ed3437a456bf421b0\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\",\"lessThan\":\"48d4a820fd33f012e5f63735a59d15b5a3882882\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\",\"lessThan\":\"5f7ea274e88c0eeffe6bd6dbf6cf5c479d356af6\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\",\"lessThan\":\"528d2023ccf4748fd542582955236c1634a7d293\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\",\"lessThan\":\"e8366bbabe1d207cf7c5b11ae50e223ae6fc278b\",\"versionType\":\"git\",\"status\":\"affected\"}]},{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"affected\",\"programFiles\":[\"drivers/net/wireless/intel/ipw2x00/libipw_tx.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"2.6.15\",\"status\":\"affected\"},{\"version\":\"0\",\"lessThan\":\"2.6.15\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"4.9.318\",\"lessThanOrEqual\":\"4.9.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"4.14.283\",\"lessThanOrEqual\":\"4.14.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"4.19.247\",\"lessThanOrEqual\":\"4.19.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.4.198\",\"lessThanOrEqual\":\"5.4.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.10.121\",\"lessThanOrEqual\":\"5.10.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.15.46\",\"lessThanOrEqual\":\"5.15.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.17.14\",\"lessThanOrEqual\":\"5.17.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.18.3\",\"lessThanOrEqual\":\"5.18.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.19\",\"lessThanOrEqual\":\"*\",\"versionType\":\"original_commit_for_fix\",\"status\":\"unaffected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2025-10-01T19:37:32.320918Z\",\"id\":\"CVE-2022-49544\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"4.9.318\",\"matchCriteriaId\":\"0D4D4067-974D-4560-8320-22FDA399E3F9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.10\",\"versionEndExcluding\":\"4.14.283\",\"matchCriteriaId\":\"D6823775-2653-4644-A0D4-4E6E68F10C65\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.15\",\"versionEndExcluding\":\"4.19.247\",\"matchCriteriaId\":\"B8CFA0F4-2D75-41F4-9753-87944A08B53B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.20\",\"versionEndExcluding\":\"5.4.198\",\"matchCriteriaId\":\"3EC49633-14DE-4EBD-BB80-76AE2E3EABB9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.5\",\"versionEndExcluding\":\"5.10.121\",\"matchCriteriaId\":\"34ACD872-E5BC-401C-93D5-B357A62426E0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.46\",\"matchCriteriaId\":\"20D41697-0E8B-4B7D-8842-F17BF2AA21E1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"5.17.14\",\"matchCriteriaId\":\"15E2DD33-2255-4B76-9C15-04FF8CBAB252\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.18\",\"versionEndExcluding\":\"5.18.3\",\"matchCriteriaId\":\"8E122216-2E9E-4B3E-B7B8-D575A45BA3C2\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/167affc11781d7d35c4c3a7630a549ac74dd0b21\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/1ff6b0727c8988f25eeb670b6c038c1120bb58dd\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/48d4a820fd33f012e5f63735a59d15b5a3882882\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/528d2023ccf4748fd542582955236c1634a7d293\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/5f7ea274e88c0eeffe6bd6dbf6cf5c479d356af6\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/8fb1b9beb085bb767ae43e441db5ac6fcd66a04d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/98d1dc32f890642476dbb78ed3437a456bf421b0\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/b4628e0d3754ab2fc98ee6e3d21851ba45798077\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/e8366bbabe1d207cf7c5b11ae50e223ae6fc278b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}",
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-29T21:11:09+00:00",
      "cve": "CVE-2022-49544",
      "id": "CVE-2022-49544",
      "initial_release_date": "2022-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "274",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: ipw2x00: Fix potential NULL dereference in libipw_xmit()",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-49544.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-11T16:54:06Z",
      "cve": "CVE-2022-49544",
      "id": "CVE-2022-49544",
      "initial_release_date": "2025-02-27T03:05:14Z",
      "product_status:known_affected": "503",
      "product_status:known_not_affected": "148",
      "product_status:recommended": "333",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2022-49544",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2022-49544.json",
      "version": "59"
    },
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 5.5, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"NONE\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2022-49544\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-10-01T19:37:32.320918Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-476\", \"description\": \"CWE-476 NULL Pointer Dereference\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-10-01T16:49:47.712Z\"}}], \"cna\": {\"title\": \"ipw2x00: Fix potential NULL dereference in libipw_xmit()\", \"affected\": [{\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\", \"lessThan\": \"1ff6b0727c8988f25eeb670b6c038c1120bb58dd\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\", \"lessThan\": \"b4628e0d3754ab2fc98ee6e3d21851ba45798077\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\", \"lessThan\": \"167affc11781d7d35c4c3a7630a549ac74dd0b21\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\", \"lessThan\": \"8fb1b9beb085bb767ae43e441db5ac6fcd66a04d\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\", \"lessThan\": \"98d1dc32f890642476dbb78ed3437a456bf421b0\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\", \"lessThan\": \"48d4a820fd33f012e5f63735a59d15b5a3882882\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\", \"lessThan\": \"5f7ea274e88c0eeffe6bd6dbf6cf5c479d356af6\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\", \"lessThan\": \"528d2023ccf4748fd542582955236c1634a7d293\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"f1bf6638af9e9bbbb6fb0b769054fb7db1ae652f\", \"lessThan\": \"e8366bbabe1d207cf7c5b11ae50e223ae6fc278b\", \"versionType\": \"git\"}], \"programFiles\": [\"drivers/net/wireless/intel/ipw2x00/libipw_tx.c\"], \"defaultStatus\": \"unaffected\"}, {\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"2.6.15\"}, {\"status\": \"unaffected\", \"version\": \"0\", \"lessThan\": \"2.6.15\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"4.9.318\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"4.9.*\"}, {\"status\": \"unaffected\", \"version\": \"4.14.283\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"4.14.*\"}, {\"status\": \"unaffected\", \"version\": \"4.19.247\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"4.19.*\"}, {\"status\": \"unaffected\", \"version\": \"5.4.198\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.4.*\"}, {\"status\": \"unaffected\", \"version\": \"5.10.121\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.10.*\"}, {\"status\": \"unaffected\", \"version\": \"5.15.46\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.15.*\"}, {\"status\": \"unaffected\", \"version\": \"5.17.14\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.17.*\"}, {\"status\": \"unaffected\", \"version\": \"5.18.3\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.18.*\"}, {\"status\": \"unaffected\", \"version\": \"5.19\", \"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"drivers/net/wireless/intel/ipw2x00/libipw_tx.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/1ff6b0727c8988f25eeb670b6c038c1120bb58dd\"}, {\"url\": \"https://git.kernel.org/stable/c/b4628e0d3754ab2fc98ee6e3d21851ba45798077\"}, {\"url\": \"https://git.kernel.org/stable/c/167affc11781d7d35c4c3a7630a549ac74dd0b21\"}, {\"url\": \"https://git.kernel.org/stable/c/8fb1b9beb085bb767ae43e441db5ac6fcd66a04d\"}, {\"url\": \"https://git.kernel.org/stable/c/98d1dc32f890642476dbb78ed3437a456bf421b0\"}, {\"url\": \"https://git.kernel.org/stable/c/48d4a820fd33f012e5f63735a59d15b5a3882882\"}, {\"url\": \"https://git.kernel.org/stable/c/5f7ea274e88c0eeffe6bd6dbf6cf5c479d356af6\"}, {\"url\": \"https://git.kernel.org/stable/c/528d2023ccf4748fd542582955236c1634a7d293\"}, {\"url\": \"https://git.kernel.org/stable/c/e8366bbabe1d207cf7c5b11ae50e223ae6fc278b\"}], \"x_generator\": {\"engine\": \"bippy-1.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nipw2x00: Fix potential NULL dereference in libipw_xmit()\\n\\ncrypt and crypt-\u003eops could be null, so we need to checking null\\nbefore dereference\"}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.9.318\", \"versionStartIncluding\": \"2.6.15\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.14.283\", \"versionStartIncluding\": \"2.6.15\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.19.247\", \"versionStartIncluding\": \"2.6.15\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.4.198\", \"versionStartIncluding\": \"2.6.15\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.10.121\", \"versionStartIncluding\": \"2.6.15\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.15.46\", \"versionStartIncluding\": \"2.6.15\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.17.14\", \"versionStartIncluding\": \"2.6.15\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.18.3\", \"versionStartIncluding\": \"2.6.15\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.19\", \"versionStartIncluding\": \"2.6.15\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2026-05-11T19:01:59.389Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2022-49544\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-05-11T19:01:59.389Z\", \"dateReserved\": \"2025-02-26T02:08:31.590Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2025-02-26T02:13:57.898Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.