bpf: Validate node_id in arena_alloc_pages()
In the Linux kernel, the following vulnerability has been resolved: bpf: Validate node_id in arena_alloc_pages() arena_alloc_pages() accepts a plain int node_id and forwards it through the entire allocation chain without any bounds checking. Validate node_id before passing it down the allocation chain in arena_alloc_pages().
CVE-2026-53031
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-2026-53031
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": "317460317a02a1af512697e6e964298dedd8a163",
"lessThan": "31d3b4b28e55835646d6829d60023f730dd34e85",
"versionType": "git"
},
{
"status": "affected",
"version": "317460317a02a1af512697e6e964298dedd8a163",
"lessThan": "e15900888c09480a4c632bc598f1c5bd39bed6d6",
"versionType": "git"
},
{
"status": "affected",
"version": "317460317a02a1af512697e6e964298dedd8a163",
"lessThan": "fb66e20130f95a93ffea1677252526a9e39170b2",
"versionType": "git"
},
{
"status": "affected",
"version": "317460317a02a1af512697e6e964298dedd8a163",
"lessThan": "2845989f2ebaf7848e4eccf9a779daf3156ea0a5",
"versionType": "git"
}
],
"programFiles": [
"kernel/bpf/arena.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "6.9"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "6.9",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.12.91",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.33",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.0.10",
"versionType": "semver",
"lessThanOrEqual": "7.0.*"
},
{
"status": "unaffected",
"version": "7.1",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"kernel/bpf/arena.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-53031
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #40736 · Revision 1
- Added to Heist Feed
- Publisher date