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CVE-2022-0500 (GCVE-0-2022-0500)

Vulnerability from cvelistv5 – Published: 2022-03-25 18:03 – Updated: 2024-08-02 23:32
VLAI
Summary
A flaw was found in unrestricted eBPF usage by the BPF_BTF_LOAD, leading to a possible out-of-bounds memory write in the Linux kernel’s BPF subsystem due to the way a user loads BTF. This flaw allows a local user to crash or escalate their privileges on the system.
Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
n/a kernel Affected: Linux kernel 5.17-rc1
Show details on NVD website
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      "references": "[{\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=2044578\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Issue Tracking\", \"Third Party Advisory\"]}, {\"url\": \"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=20b2aff4bc15bda809f994761d5719827d66c0b4\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=216e3cd2f28dbbf1fe86848e0e29e6693b9f0a20\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=34d3a78c681e8e7844b43d1a2f4671a04249c821\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3c4807322660d4290ac9062c034aed6b87243861\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=48946bd6a5d695c50b34546864b79c1f910a33c1\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c25b2ae136039ffa820c26138ed4a5e5f3ab3841\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cf9f2f8d62eca810afbd1ee6cc0800202b000e57\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20220519-0001/\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=2044578\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Issue Tracking\", \"Third Party Advisory\"]}, {\"url\": \"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=20b2aff4bc15bda809f994761d5719827d66c0b4\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=216e3cd2f28dbbf1fe86848e0e29e6693b9f0a20\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=34d3a78c681e8e7844b43d1a2f4671a04249c821\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3c4807322660d4290ac9062c034aed6b87243861\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=48946bd6a5d695c50b34546864b79c1f910a33c1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c25b2ae136039ffa820c26138ed4a5e5f3ab3841\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cf9f2f8d62eca810afbd1ee6cc0800202b000e57\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\", \"Vendor Advisory\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20220519-0001/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}]",
      "sourceIdentifier": "secalert@redhat.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"secalert@redhat.com\", \"type\": \"Secondary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-119\"}]}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-787\"}]}]"
    },
    "microsoft_vex": {
      "current_release_date": "2022-04-09T00:00:00.000Z",
      "cve": "CVE-2022-0500",
      "id": "msrc_CVE-2022-0500",
      "initial_release_date": "2022-03-02T00:00:00.000Z",
      "product_status:fixed": "2",
      "product_status:known_affected": "2",
      "source": "Microsoft CSAF VEX",
      "status": "final",
      "title": "A flaw was found in unrestricted eBPF usage by the BPF_BTF_LOAD leading to a possible out-of-bounds memory write in the Linux kernel\u2019s BPF subsystem due to the way a user loads BTF. This flaw allows a local user to crash or escalate their privileges on the system.",
      "url": "https://msrc.microsoft.com/csaf/vex/2022/msrc_cve-2022-0500.json",
      "version": "2"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-0500\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2022-03-25T19:15:10.217\",\"lastModified\":\"2026-06-17T04:20:43.767\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A flaw was found in unrestricted eBPF usage by the BPF_BTF_LOAD, leading to a possible out-of-bounds memory write in the Linux kernel\u2019s BPF subsystem due to the way a user loads BTF. 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    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-28T05:23:49+00:00",
      "cve": "CVE-2022-0500",
      "id": "CVE-2022-0500",
      "initial_release_date": "2022-01-14T00:00:00+00:00",
      "product_status:fixed": "399",
      "product_status:known_affected": "108",
      "product_status:known_not_affected": "42",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: Linux ebpf logic vulnerability leads to critical memory read and write gaining root privileges",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-0500.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-08-29T02:41:00Z",
      "cve": "CVE-2022-0500",
      "id": "CVE-2022-0500",
      "initial_release_date": "2024-06-04T12:50:28Z",
      "product_status:known_affected": "310",
      "product_status:known_not_affected": "445",
      "product_status:recommended": "526",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2022-0500",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2022-0500.json",
      "version": "47"
    }
  }
}



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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.


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.