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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.
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    "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"
    },
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      "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"
    }
  }
}



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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.