media: videobuf2: forbid remove_bufs when legacy fileio is active
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.
CVE-2025-40302
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2025-40302
Linux
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Linux
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "a3293a85381ec9680aa2929547fbc76c5d87a1b2",
"lessThan": "a6a493b985bfffac097a4e1be09f98b27729dca8",
"versionType": "git"
},
{
"status": "affected",
"version": "a3293a85381ec9680aa2929547fbc76c5d87a1b2",
"lessThan": "e819b34df0a7030a15c968d619fa8a3ed2455c7a",
"versionType": "git"
},
{
"status": "affected",
"version": "a3293a85381ec9680aa2929547fbc76c5d87a1b2",
"lessThan": "27afd6e066cfd80ddbe22a4a11b99174ac89cced",
"versionType": "git"
}
],
"programFiles": [
"drivers/media/common/videobuf2/videobuf2-v4l2.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "6.10"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "6.10",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.12.58",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.17.8",
"versionType": "semver",
"lessThanOrEqual": "6.17.*"
},
{
"status": "unaffected",
"version": "6.18",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/media/common/videobuf2/videobuf2-v4l2.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2025-40302
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #30709 · Revision 1
- Added to Heist Feed
- Publisher date