CVE-2022-50762 (GCVE-0-2022-50762)

Vulnerability from cvelistv5 – Published: 2025-12-24 13:05 – Updated: 2025-12-24 13:05
VLAI?
Title
fs/ntfs3: Avoid UBSAN error on true_sectors_per_clst()
Summary
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Avoid UBSAN error on true_sectors_per_clst() syzbot reported UBSAN error as below: [ 76.901829][ T6677] ================================================================================ [ 76.903908][ T6677] UBSAN: shift-out-of-bounds in fs/ntfs3/super.c:675:13 [ 76.905363][ T6677] shift exponent -247 is negative This patch avoid this error.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 58cf68a1886d14ffdc5c892ce483a82156769e88 , < 4b51f27d4448c84957bce190292f75d4896d56b3 (git)
Affected: a3b774342fa752a5290c0de36375289dfcf4a260 , < 8fe280ae85177c2323ae8c9849ff27a3a6b69506 (git)
Affected: a3b774342fa752a5290c0de36375289dfcf4a260 , < 95afb464c86c6e9e95ea9e595282fa6f693072e8 (git)
Affected: a3b774342fa752a5290c0de36375289dfcf4a260 , < caad9dd8792a2622737b7273cb34835fd9536cd2 (git)
Affected: 4746c49b11b2403f5b5b07c6eac9e60663dcd9a3 (git)
Affected: a2b6986316a2d106f6951e76db70fa4b2fde64a9 (git)
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    Linux Linux Affected: 5.19
Unaffected: 0 , < 5.19 (semver)
Unaffected: 5.15.86 , ≤ 5.15.* (semver)
Unaffected: 6.0.16 , ≤ 6.0.* (semver)
Unaffected: 6.1.2 , ≤ 6.1.* (semver)
Unaffected: 6.2 , ≤ * (original_commit_for_fix)
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{
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          "product": "Linux",
          "programFiles": [
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      ],
      "cpeApplicability": [
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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\nfs/ntfs3: Avoid UBSAN error on true_sectors_per_clst()\n\nsyzbot reported UBSAN error as below:\n\n[   76.901829][ T6677] ================================================================================\n[   76.903908][ T6677] UBSAN: shift-out-of-bounds in fs/ntfs3/super.c:675:13\n[   76.905363][ T6677] shift exponent -247 is negative\n\nThis patch avoid this error."
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      "providerMetadata": {
        "dateUpdated": "2025-12-24T13:05:54.020Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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          "url": "https://git.kernel.org/stable/c/caad9dd8792a2622737b7273cb34835fd9536cd2"
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      ],
      "title": "fs/ntfs3: Avoid UBSAN error on true_sectors_per_clst()",
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50762",
    "datePublished": "2025-12-24T13:05:54.020Z",
    "dateReserved": "2025-12-24T13:02:21.545Z",
    "dateUpdated": "2025-12-24T13:05:54.020Z",
    "state": "PUBLISHED"
  },
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  "vulnerability-lookup:meta": {
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  }
}


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Sightings

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  • 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.



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