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CVE-2026-64258

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: remove request-less entries from ent_w_req_queue to fix NULL deref If a copy into the userspace ring buffer fails, a request will be terminated and fuse_uring_req_end() will set ent->fuse_req to NULL but it will leave the entry on ent_w_req_queue in FRRS_FUSE_REQ state. This can lead to a NULL deref if the request expiration logic scans ent_w_req_queue in the window before the entry is moved off it. Fix this by ta
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:aac23bdb6c859d4c2a673222a861b4a4a43603f42a7f64317ff3a888a82b6f2c
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/dev_uring.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"0b466cf1b96e191b06b496c4de79da15315c3a9a","status":"affected","version":"4fea593e625cd50d4d11be227007849b12f17bfb","versionType":"git"},{"lessThan":"0a7f33010c0e4cd92937e088a54350381fd0fbf2","status":"affected","version":"4fea593e625cd50d4d11be227007849b12f17bfb","versionType":"git"},{"lessThan":"1c57a69be962d459c5e705f5cb4355b841b3461c","status":"affected","version":"4fea593e625cd50d4d11be2270…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:fe1e7f042ae2d8a4e778f3ab08f38fcb5c92009158da476eb84a37eacd98b246 · sha256:7439083cfe5abb74… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["fs/fuse/dev_uring.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.16"},{"lessThan":"6.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.39","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc1","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:fe1e7f042ae2d8a4e778f3ab08f38fcb5c92009158da476eb84a37eacd98b246 · sha256:7439083cfe5abb74… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/fuse/dev_uring.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"0b466cf1b96e191b06b496c4de79da15315c3a9a","status":"affected","version":"4fea593e625cd50d4d11be227007849b12f17bfb","versionType":"git"},{"lessThan":"0a7f33010c0e4cd92937e088a54350381fd0fbf2","status":"affected","version":"4fea593e625cd50d4d11be227007849b12f17bfb","versionType":"git"},{"lessThan":"1c57a69be962d459c5e705f5cb4355b841b3461c","status":"affected","version":"4fea593e625cd50d4d11be2270…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:fe1e7f042ae2d8a4e778f3ab08f38fcb5c92009158da476eb84a37eacd98b246 · sha256:7439083cfe5abb74… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["fs/fuse/dev_uring.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.16"},{"lessThan":"6.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.39","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc1","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:fe1e7f042ae2d8a4e778f3ab08f38fcb5c92009158da476eb84a37eacd98b246 · sha256:7439083cfe5abb74… · /containers/cna/affected/1

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/0a7f33010c0e4cd92937e088a54350381fd0fbf2"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fe1e7f042ae2d8a4e778f3ab08f38fcb5c92009158da476eb84a37eacd98b246 · sha256:7439083cfe5abb74… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/0b466cf1b96e191b06b496c4de79da15315c3a9a"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fe1e7f042ae2d8a4e778f3ab08f38fcb5c92009158da476eb84a37eacd98b246 · sha256:7439083cfe5abb74… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/1c57a69be962d459c5e705f5cb4355b841b3461c"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fe1e7f042ae2d8a4e778f3ab08f38fcb5c92009158da476eb84a37eacd98b246 · sha256:7439083cfe5abb74… · /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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