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CVE-2026-31597

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix use-after-free in ocfs2_fault() when VM_FAULT_RETRY filemap_fault() may drop the mmap_lock before returning VM_FAULT_RETRY, as documented in mm/filemap.c: "If our return value has VM_FAULT_RETRY set, it's because the mmap_lock may be dropped before doing I/O or by lock_folio_maybe_drop_mmap()." When this happens, a concurrent munmap() can call remove_vma() and free the vm_area_struct via RCU. The saved 'vma' p
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:aeae2adbf11474a2d3fa18c0b4630e5c3eb9b8cca806ff4bea1e46c2282fe972
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"affected","product":"Linux","programFiles":["fs/ocfs2/mmap.c","fs/ocfs2/ocfs2_trace.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"2.6.39"},{"lessThan":"2.6.39","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionTy…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4bb4c1e353a42853648f5c443e11b0bec423f811c81acad359e1cda0b7a67828 · sha256:20cfc3052cde6f29… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/ocfs2/mmap.c","fs/ocfs2/ocfs2_trace.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"36539c4d536f851a3b346a6ebb27b51bc3d77a94","status":"affected","version":"614a9e849ca6ea24843795251cb30af525d5336b","versionType":"git"},{"lessThan":"35c2c05261d6f6d84aaa1355afa201d507943e76","status":"affected","version":"614a9e849ca6ea24843795251cb30af525d5336b","versionType":"git"},{"lessThan":"3f5e74b5db9353b01ed50f4de84e75b755f8fbc2","status":"affected","version":"614a9…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4bb4c1e353a42853648f5c443e11b0bec423f811c81acad359e1cda0b7a67828 · sha256:20cfc3052cde6f29… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["fs/ocfs2/mmap.c","fs/ocfs2/ocfs2_trace.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"2.6.39"},{"lessThan":"2.6.39","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionTy…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4bb4c1e353a42853648f5c443e11b0bec423f811c81acad359e1cda0b7a67828 · sha256:20cfc3052cde6f29… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/ocfs2/mmap.c","fs/ocfs2/ocfs2_trace.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"36539c4d536f851a3b346a6ebb27b51bc3d77a94","status":"affected","version":"614a9e849ca6ea24843795251cb30af525d5336b","versionType":"git"},{"lessThan":"35c2c05261d6f6d84aaa1355afa201d507943e76","status":"affected","version":"614a9e849ca6ea24843795251cb30af525d5336b","versionType":"git"},{"lessThan":"3f5e74b5db9353b01ed50f4de84e75b755f8fbc2","status":"affected","version":"614a9…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4bb4c1e353a42853648f5c443e11b0bec423f811c81acad359e1cda0b7a67828 · sha256:20cfc3052cde6f29… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:4bb4c1e353a42853648f5c443e11b0bec423f811c81acad359e1cda0b7a67828 · sha256:20cfc3052cde6f29… · /containers/cna/metrics/0/cvssV3_1

Source references

9 source assertions
{"url":"https://git.kernel.org/stable/c/35c2c05261d6f6d84aaa1355afa201d507943e76"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4bb4c1e353a42853648f5c443e11b0bec423f811c81acad359e1cda0b7a67828 · sha256:20cfc3052cde6f29… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/36539c4d536f851a3b346a6ebb27b51bc3d77a94"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4bb4c1e353a42853648f5c443e11b0bec423f811c81acad359e1cda0b7a67828 · sha256:20cfc3052cde6f29… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/3f5e74b5db9353b01ed50f4de84e75b755f8fbc2"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4bb4c1e353a42853648f5c443e11b0bec423f811c81acad359e1cda0b7a67828 · sha256:20cfc3052cde6f29… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/4cf2768a0291a0cdd0dae801ea0eafa3878a349d"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4bb4c1e353a42853648f5c443e11b0bec423f811c81acad359e1cda0b7a67828 · sha256:20cfc3052cde6f29… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/6f072daefcab1d84ce37c073645615f63be91006"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4bb4c1e353a42853648f5c443e11b0bec423f811c81acad359e1cda0b7a67828 · sha256:20cfc3052cde6f29… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/76a602fdbb78dd05b2da06f74a988cebc97e82d0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4bb4c1e353a42853648f5c443e11b0bec423f811c81acad359e1cda0b7a67828 · sha256:20cfc3052cde6f29… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/7de554cabf160e331e4442e2a9ad874ca9875921"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4bb4c1e353a42853648f5c443e11b0bec423f811c81acad359e1cda0b7a67828 · sha256:20cfc3052cde6f29… · /containers/cna/references/8
{"url":"https://git.kernel.org/stable/c/925bf22c1b823e231b1baea761fe8a1512e442f2"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4bb4c1e353a42853648f5c443e11b0bec423f811c81acad359e1cda0b7a67828 · sha256:20cfc3052cde6f29… · /containers/cna/references/7
{"url":"https://git.kernel.org/stable/c/d45ff441b416d4aa1af72b1db23d959601c04da2"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4bb4c1e353a42853648f5c443e11b0bec423f811c81acad359e1cda0b7a67828 · sha256:20cfc3052cde6f29… · /containers/cna/references/5

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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