drm/amdkfd: validate SVM ioctl nattr against buffer size
In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: validate SVM ioctl nattr against buffer size Validate nattr field against the buffer size, preventing out-of-bounds buffer access via user-controlled attribute count. (cherry picked from commit 5eca8bfdfa456c3304ca77523718fe24254c172f)
CVE-2026-46197
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-2026-46197
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": "42de677f79999791bee4e21be318c32d90ab62c6",
"lessThan": "daa8bc5f83814b55b71d2b5b3a090d57a5219c21",
"versionType": "git"
},
{
"status": "affected",
"version": "42de677f79999791bee4e21be318c32d90ab62c6",
"lessThan": "fb07a0c9c8419164812e07274947f11b1d92dd61",
"versionType": "git"
},
{
"status": "affected",
"version": "42de677f79999791bee4e21be318c32d90ab62c6",
"lessThan": "91c6dc5a41695d02dfc6299f106ac38a6c493e52",
"versionType": "git"
},
{
"status": "affected",
"version": "42de677f79999791bee4e21be318c32d90ab62c6",
"lessThan": "ccd060b5c7cc75ae7e211c250b97c5b6272e7efc",
"versionType": "git"
},
{
"status": "affected",
"version": "42de677f79999791bee4e21be318c32d90ab62c6",
"lessThan": "db9530a9873a7c85d2266a922589ebcf427fa631",
"versionType": "git"
},
{
"status": "affected",
"version": "42de677f79999791bee4e21be318c32d90ab62c6",
"lessThan": "6abd3a4417cb73a7d0db7e25bf11fae1074bdba3",
"versionType": "git"
},
{
"status": "affected",
"version": "42de677f79999791bee4e21be318c32d90ab62c6",
"lessThan": "045e0ff208f0838a246c10204105126611b267a1",
"versionType": "git"
}
],
"programFiles": [
"drivers/gpu/drm/amd/amdkfd/kfd_chardev.c",
"drivers/gpu/drm/amd/amdkfd/kfd_priv.h"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "5.14"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "5.14",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "5.15.209",
"versionType": "semver",
"lessThanOrEqual": "5.15.*"
},
{
"status": "unaffected",
"version": "6.1.175",
"versionType": "semver",
"lessThanOrEqual": "6.1.*"
},
{
"status": "unaffected",
"version": "6.6.140",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.90",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.32",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.0.9",
"versionType": "semver",
"lessThanOrEqual": "7.0.*"
},
{
"status": "unaffected",
"version": "7.1",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/gpu/drm/amd/amdkfd/kfd_chardev.c",
"drivers/gpu/drm/amd/amdkfd/kfd_priv.h"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-46197
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #40154 · Revision 1
- Added to Heist Feed
- Publisher date