CVE-2025-40302 (GCVE-0-2025-40302)

Vulnerability from cvelistv5 – Published: 2025-12-08 00:46 – Updated: 2025-12-08 00:46
VLAI?
Title
media: videobuf2: forbid remove_bufs when legacy fileio is active
Summary
In the Linux kernel, the following vulnerability has been resolved: media: videobuf2: forbid remove_bufs when legacy fileio is active vb2_ioctl_remove_bufs() call manipulates queue internal buffer list, potentially overwriting some pointers used by the legacy fileio access mode. Forbid that ioctl when fileio is active to protect internal queue state between subsequent read/write calls.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: a3293a85381ec9680aa2929547fbc76c5d87a1b2 , < a6a493b985bfffac097a4e1be09f98b27729dca8 (git)
Affected: a3293a85381ec9680aa2929547fbc76c5d87a1b2 , < e819b34df0a7030a15c968d619fa8a3ed2455c7a (git)
Affected: a3293a85381ec9680aa2929547fbc76c5d87a1b2 , < 27afd6e066cfd80ddbe22a4a11b99174ac89cced (git)
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    Linux Linux Affected: 6.10
Unaffected: 0 , < 6.10 (semver)
Unaffected: 6.12.58 , ≤ 6.12.* (semver)
Unaffected: 6.17.8 , ≤ 6.17.* (semver)
Unaffected: 6.18 , ≤ * (original_commit_for_fix)
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          "programFiles": [
            "drivers/media/common/videobuf2/videobuf2-v4l2.c"
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}


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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.
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  • 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.



Detection rules are retrieved from Rulezet.