Baitaphish
Security intelligence
SearchLatest briefing
CVE Explorer

CVE-2026-31694

In the Linux kernel, the following vulnerability has been resolved: fuse: reject oversized dirents in page cache fuse_add_dirent_to_cache() computes a serialized dirent size from the server-controlled namelen field and copies the dirent into a single page-cache page. The existing logic only checks whether the dirent fits in the remaining space of the current page and advances to a fresh page if not. It never checks whether the dirent itself exceeds PAGE_SIZE. As a result, a malicious FUSE ser
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:4bc4ee8c245493baf75521b7ca3dc781f5fdd073bb3a3165906cb9892177eb14
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":"unaffected","product":"Linux","programFiles":["fs/fuse/readdir.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"7de93abfaae1b2dc94da8a07a36421bd073f1d8f","status":"affected","version":"27992ef80770d61a57f6c3a551735b08cefdffa3","versionType":"git"},{"lessThan":"474ce83c96a55f2eeb14dee2be375eeadfdacdf5","status":"affected","version":"27992ef80770d61a57f6c3a551735b08cefdffa3","versionType":"git"},{"lessThan":"51a8de6c50bf947c8f534cd73da4c8f0a13e7bed","status":"affected","version":"27992ef80770d61a57f6c3a55173…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:238520f963a57032ed4dd04413bedff3b094860a928e26b97f7ffc0ef1b2d475 · sha256:412e61b0b2fdf2e9… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["fs/fuse/readdir.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.15"},{"lessThan":"6.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.25","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.2","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:238520f963a57032ed4dd04413bedff3b094860a928e26b97f7ffc0ef1b2d475 · sha256:412e61b0b2fdf2e9… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/fuse/readdir.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"7de93abfaae1b2dc94da8a07a36421bd073f1d8f","status":"affected","version":"27992ef80770d61a57f6c3a551735b08cefdffa3","versionType":"git"},{"lessThan":"474ce83c96a55f2eeb14dee2be375eeadfdacdf5","status":"affected","version":"27992ef80770d61a57f6c3a551735b08cefdffa3","versionType":"git"},{"lessThan":"51a8de6c50bf947c8f534cd73da4c8f0a13e7bed","status":"affected","version":"27992ef80770d61a57f6c3a55173…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:238520f963a57032ed4dd04413bedff3b094860a928e26b97f7ffc0ef1b2d475 · sha256:412e61b0b2fdf2e9… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["fs/fuse/readdir.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.15"},{"lessThan":"6.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.25","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.2","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:238520f963a57032ed4dd04413bedff3b094860a928e26b97f7ffc0ef1b2d475 · sha256:412e61b0b2fdf2e9… · /containers/cna/affected/1

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:v2:238520f963a57032ed4dd04413bedff3b094860a928e26b97f7ffc0ef1b2d475 · sha256:412e61b0b2fdf2e9… · /containers/cna/metrics/0/cvssV3_1

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/474ce83c96a55f2eeb14dee2be375eeadfdacdf5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:238520f963a57032ed4dd04413bedff3b094860a928e26b97f7ffc0ef1b2d475 · sha256:412e61b0b2fdf2e9… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/51a8de6c50bf947c8f534cd73da4c8f0a13e7bed"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:238520f963a57032ed4dd04413bedff3b094860a928e26b97f7ffc0ef1b2d475 · sha256:412e61b0b2fdf2e9… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/7de93abfaae1b2dc94da8a07a36421bd073f1d8f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:238520f963a57032ed4dd04413bedff3b094860a928e26b97f7ffc0ef1b2d475 · sha256:412e61b0b2fdf2e9… · /containers/cna/references/0

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.

← Back to CVE Explorer