CVE-2024-49877 (GCVE-0-2024-49877)

Vulnerability from cvelistv5 – Published: 2024-10-21 18:01 – Updated: 2025-11-03 22:22
VLAI?
Title
ocfs2: fix possible null-ptr-deref in ocfs2_set_buffer_uptodate
Summary
In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix possible null-ptr-deref in ocfs2_set_buffer_uptodate When doing cleanup, if flags without OCFS2_BH_READAHEAD, it may trigger NULL pointer dereference in the following ocfs2_set_buffer_uptodate() if bh is NULL.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 6c150df9c2e80b5cf86f5a0d98beb7390ad63bfc , < 190d98bcd61117a78fe185222d162180f061a6ca (git)
Affected: cf76c78595ca87548ca5e45c862ac9e0949c4687 , < e68c8323355e8cedfbe0bec7d5a39009f61640b6 (git)
Affected: cf76c78595ca87548ca5e45c862ac9e0949c4687 , < 61b84013e560382cbe7dd56758be3154d43a3988 (git)
Affected: cf76c78595ca87548ca5e45c862ac9e0949c4687 , < df944dc46d06af65a75191183d52be017e6b9dbe (git)
Affected: cf76c78595ca87548ca5e45c862ac9e0949c4687 , < 01cb2e751cc61ade454c9bc1aaa2eac1f8197112 (git)
Affected: cf76c78595ca87548ca5e45c862ac9e0949c4687 , < d52c5652e7dcb7a0648bbb8642cc3e617070ab49 (git)
Affected: cf76c78595ca87548ca5e45c862ac9e0949c4687 , < 46b1edf0536a5291a8ad2337f88c926214b209d9 (git)
Affected: cf76c78595ca87548ca5e45c862ac9e0949c4687 , < 4846e72ab5a0726e49ad4188b9d9df091ae78c64 (git)
Affected: cf76c78595ca87548ca5e45c862ac9e0949c4687 , < 33b525cef4cff49e216e4133cc48452e11c0391e (git)
Affected: 01f93d5e36753fc4d06ec67f05ce78c9c6f2dd56 (git)
Affected: 65cbd1279f4b999d56a838344a30642db24cd215 (git)
Affected: 97e1db17bc1ef4c2e1789bc9323c7be44fba53f8 (git)
Create a notification for this product.
    Linux Linux Affected: 4.20
Unaffected: 0 , < 4.20 (semver)
Unaffected: 4.19.323 , ≤ 4.19.* (semver)
Unaffected: 5.4.285 , ≤ 5.4.* (semver)
Unaffected: 5.10.227 , ≤ 5.10.* (semver)
Unaffected: 5.15.168 , ≤ 5.15.* (semver)
Unaffected: 6.1.113 , ≤ 6.1.* (semver)
Unaffected: 6.6.55 , ≤ 6.6.* (semver)
Unaffected: 6.10.14 , ≤ 6.10.* (semver)
Unaffected: 6.11.3 , ≤ 6.11.* (semver)
Unaffected: 6.12 , ≤ * (original_commit_for_fix)
Create a notification for this product.
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true, \"versionEndExcluding\": \"6.10.14\", \"versionStartIncluding\": \"4.20\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.11.3\", \"versionStartIncluding\": \"4.20\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.12\", \"versionStartIncluding\": \"4.20\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionStartIncluding\": \"4.4.204\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionStartIncluding\": \"4.9.204\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionStartIncluding\": \"4.14.157\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2025-05-04T12:59:10.237Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2024-49877\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-11-03T22:22:42.001Z\", \"dateReserved\": \"2024-10-21T12:17:06.021Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2024-10-21T18:01:16.788Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


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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.