github - ghsa-phhf-j97g-m995

GHSA-PHHF-J97G-M995

Vulnerability from github – Published: 2025-12-30 15:30 – Updated: 2025-12-30 15:30

Details

In the Linux kernel, the following vulnerability has been resolved:

objtool: Fix SEGFAULT

find_insn() will return NULL in case of failure. Check insn in order to avoid a kernel Oops for NULL pointer dereference.

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{
  "affected": [],
  "aliases": [
    "CVE-2022-50879"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-12-30T13:16:02Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nobjtool: Fix SEGFAULT\n\nfind_insn() will return NULL in case of failure. Check insn in order\nto avoid a kernel Oops for NULL pointer dereference.",
  "id": "GHSA-phhf-j97g-m995",
  "modified": "2025-12-30T15:30:29Z",
  "published": "2025-12-30T15:30:29Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-50879"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0af0e115ff59d638f45416a004cdd8edb38db40c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/23a249b1185cdd5bfb6971d1608ba49e589f2288"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/38b9415abbd703438ebbc6fb74990bd0fbddc5b9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/418ef921cce2d7415fab7e3e93529227f239e4bb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/efb11fdb3e1a9f694fa12b70b21e69e55ec59c36"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fcee8a2d4db404a93e690d79e7273b6ef9d33575"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2022-50879 (GCVE-0-2022-50879)

Vulnerability from cvelistv5 – Published: 2025-12-30 12:23 – Updated: 2025-12-30 12:23

Title

objtool: Fix SEGFAULT

Summary

In the Linux kernel, the following vulnerability has been resolved: objtool: Fix SEGFAULT find_insn() will return NULL in case of failure. Check insn in order to avoid a kernel Oops for NULL pointer dereference.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/418ef921cce2d7415…
	https://git.kernel.org/stable/c/0af0e115ff59d638f…
	https://git.kernel.org/stable/c/23a249b1185cdd5bf…
	https://git.kernel.org/stable/c/38b9415abbd703438…
	https://git.kernel.org/stable/c/fcee8a2d4db404a93…
	https://git.kernel.org/stable/c/efb11fdb3e1a9f694…

Impacted products

Vendor

Product

Version

Linux

Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 418ef921cce2d7415fab7e3e93529227f239e4bb (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 0af0e115ff59d638f45416a004cdd8edb38db40c (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 23a249b1185cdd5bfb6971d1608ba49e589f2288 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 38b9415abbd703438ebbc6fb74990bd0fbddc5b9 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < fcee8a2d4db404a93e690d79e7273b6ef9d33575 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < efb11fdb3e1a9f694fa12b70b21e69e55ec59c36 (git)

Linux

Unaffected: 5.4.229 , ≤ 5.4.* (semver)
Unaffected: 5.10.163 , ≤ 5.10.* (semver)
Unaffected: 5.15.87 , ≤ 5.15.* (semver)
Unaffected: 6.0.17 , ≤ 6.0.* (semver)
Unaffected: 6.1.3 , ≤ 6.1.* (semver)
Unaffected: 6.2 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "tools/objtool/check.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "418ef921cce2d7415fab7e3e93529227f239e4bb",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
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              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "23a249b1185cdd5bfb6971d1608ba49e589f2288",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
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              "status": "affected",
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              "versionType": "git"
            },
            {
              "lessThan": "fcee8a2d4db404a93e690d79e7273b6ef9d33575",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "efb11fdb3e1a9f694fa12b70b21e69e55ec59c36",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "tools/objtool/check.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.229",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.163",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.87",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.*",
              "status": "unaffected",
              "version": "6.0.17",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.4.229",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.163",
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                },
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                },
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                  "versionEndExcluding": "6.2",
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                }
              ],
              "negate": false,
              "operator": "OR"
            }
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nobjtool: Fix SEGFAULT\n\nfind_insn() will return NULL in case of failure. Check insn in order\nto avoid a kernel Oops for NULL pointer dereference."
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      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-30T12:23:18.858Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/418ef921cce2d7415fab7e3e93529227f239e4bb"
        },
        {
          "url": "https://git.kernel.org/stable/c/0af0e115ff59d638f45416a004cdd8edb38db40c"
        },
        {
          "url": "https://git.kernel.org/stable/c/23a249b1185cdd5bfb6971d1608ba49e589f2288"
        },
        {
          "url": "https://git.kernel.org/stable/c/38b9415abbd703438ebbc6fb74990bd0fbddc5b9"
        },
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        {
          "url": "https://git.kernel.org/stable/c/efb11fdb3e1a9f694fa12b70b21e69e55ec59c36"
        }
      ],
      "title": "objtool: Fix SEGFAULT",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50879",
    "datePublished": "2025-12-30T12:23:18.858Z",
    "dateReserved": "2025-12-30T12:06:07.137Z",
    "dateUpdated": "2025-12-30T12:23:18.858Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-PHHF-J97G-M995

CVE-2022-50879 (GCVE-0-2022-50879)

Tags

Sightings

Nomenclature