nouveau/gem: reserve the bo in the info ioctl around the vma lookup
In the Linux kernel, the following vulnerability has been resolved: nouveau/gem: reserve the bo in the info ioctl around the vma lookup In the non-uvmm path, there could be a race between the info lookup finding the vma, and the gem close path closing the vma leading to a use-after-free. Spotted with the help of Opus 4.6.
CVE-2026-89553
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-2026-89553
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": "e758a3111914af7ee4351be86f1ac0efe87ed06e",
"lessThan": "e05c28bd6043d0fd0bea9c3fc49300a8871a1a81",
"versionType": "git"
},
{
"status": "affected",
"version": "e758a3111914af7ee4351be86f1ac0efe87ed06e",
"lessThan": "208867763843aa82efcbe3b771f1b8e6c7aa820a",
"versionType": "git"
},
{
"status": "affected",
"version": "e758a3111914af7ee4351be86f1ac0efe87ed06e",
"lessThan": "ff110e85837d7ecd83f36078107be240ff5ae409",
"versionType": "git"
},
{
"status": "affected",
"version": "e758a3111914af7ee4351be86f1ac0efe87ed06e",
"lessThan": "e60466011ac3a6b8045e6cc3c2cbb30d58039d2e",
"versionType": "git"
},
{
"status": "affected",
"version": "e758a3111914af7ee4351be86f1ac0efe87ed06e",
"lessThan": "5e17160d41d92823f3379c1982e1369680c5ce4d",
"versionType": "git"
}
],
"programFiles": [
"drivers/gpu/drm/nouveau/nouveau_gem.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "3.1"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "3.1",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.6.157",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.109",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.50",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.2.4",
"versionType": "semver",
"lessThanOrEqual": "7.2.*"
},
{
"status": "unaffected",
"version": "7.3",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/gpu/drm/nouveau/nouveau_gem.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-89553
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #35068 · Revision 1
- Added to Heist Feed
- Publisher date