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CVE-2026-46100

In the Linux kernel, the following vulnerability has been resolved: fs: afs: revert mmap_prepare() change Partially reverts commit 9d5403b1036c ("fs: convert most other generic_file_*mmap() users to .mmap_prepare()"). This is because the .mmap invocation establishes a refcount, but .mmap_prepare is called at a point where a merge or an allocation failure might happen after the call, which would leak the refcount increment. Functionality is being added to permit the use of .mmap_prepare in th
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:de9e7e49f3a99db0fc6bdc2ab35cc47f8261a1b3281f9c9a31e9f43cc08121ab
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/afs/file.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.17"},{"lessThan":"6.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.27","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:31e2648774a31ea58f842ab17e666e0f2d856489d242bbe7ad030bdb18780562 · sha256:7f274f26617bdc3a… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/afs/file.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"f51f85c044809fbd39ac8ae07ac99bc43ce32bd5","status":"affected","version":"9d5403b1036cdcd4be0f9f5568612c0e60e73d79","versionType":"git"},{"lessThan":"48c7a0eaeea41da17d1d84d2d7a4c40be122b246","status":"affected","version":"9d5403b1036cdcd4be0f9f5568612c0e60e73d79","versionType":"git"},{"lessThan":"fbfc6578eaca12daa0c09df1e9ba7f2c657b49da","status":"affected","version":"9d5403b1036cdcd4be0f9f5568612c0e…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:31e2648774a31ea58f842ab17e666e0f2d856489d242bbe7ad030bdb18780562 · sha256:7f274f26617bdc3a… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["fs/afs/file.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.17"},{"lessThan":"6.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.27","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:31e2648774a31ea58f842ab17e666e0f2d856489d242bbe7ad030bdb18780562 · sha256:7f274f26617bdc3a… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/afs/file.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"f51f85c044809fbd39ac8ae07ac99bc43ce32bd5","status":"affected","version":"9d5403b1036cdcd4be0f9f5568612c0e60e73d79","versionType":"git"},{"lessThan":"48c7a0eaeea41da17d1d84d2d7a4c40be122b246","status":"affected","version":"9d5403b1036cdcd4be0f9f5568612c0e60e73d79","versionType":"git"},{"lessThan":"fbfc6578eaca12daa0c09df1e9ba7f2c657b49da","status":"affected","version":"9d5403b1036cdcd4be0f9f5568612c0e…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:31e2648774a31ea58f842ab17e666e0f2d856489d242bbe7ad030bdb18780562 · sha256:7f274f26617bdc3a… · /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:v2:31e2648774a31ea58f842ab17e666e0f2d856489d242bbe7ad030bdb18780562 · sha256:7f274f26617bdc3a… · /containers/cna/metrics/0/cvssV3_1

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/48c7a0eaeea41da17d1d84d2d7a4c40be122b246"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:31e2648774a31ea58f842ab17e666e0f2d856489d242bbe7ad030bdb18780562 · sha256:7f274f26617bdc3a… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/f51f85c044809fbd39ac8ae07ac99bc43ce32bd5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:31e2648774a31ea58f842ab17e666e0f2d856489d242bbe7ad030bdb18780562 · sha256:7f274f26617bdc3a… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/fbfc6578eaca12daa0c09df1e9ba7f2c657b49da"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:31e2648774a31ea58f842ab17e666e0f2d856489d242bbe7ad030bdb18780562 · sha256:7f274f26617bdc3a… · /containers/cna/references/2

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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