apparmor: Fix & Optimize table creation from possibly unaligned memory
In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix & Optimize table creation from possibly unaligned memory Source blob may come from userspace and might be unaligned. Try to optize the copying process by avoiding unaligned memory accesses. - Added Fixes tag - Added "Fix &" to description as this doesn't just optimize but fixes a potential unaligned memory access [jj: remove duplicate word "convert" in comment trigger checkpatch warning]
CVE-2026-45893
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-2026-45893
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": "e6e8bf418850d7958311a96ccfb594f2bcc8313e",
"lessThan": "1fbc4b24c7443ffd501609be74d9856fb940d703",
"versionType": "git"
},
{
"status": "affected",
"version": "e6e8bf418850d7958311a96ccfb594f2bcc8313e",
"lessThan": "47e351dfef60ab0e3285133556e1a9c7f646a969",
"versionType": "git"
},
{
"status": "affected",
"version": "e6e8bf418850d7958311a96ccfb594f2bcc8313e",
"lessThan": "e027999049c493fb728ead5a90db76942181a935",
"versionType": "git"
},
{
"status": "affected",
"version": "e6e8bf418850d7958311a96ccfb594f2bcc8313e",
"lessThan": "226c3b10aab23f73b03c47e7773107de56ba3a4e",
"versionType": "git"
},
{
"status": "affected",
"version": "e6e8bf418850d7958311a96ccfb594f2bcc8313e",
"lessThan": "6fc367bfd4c8886e6b1742aabbd1c0bdc310db3a",
"versionType": "git"
}
],
"programFiles": [
"security/apparmor/include/match.h",
"security/apparmor/match.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "4.11"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "4.11",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.6.160",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.75",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.14",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "6.19.4",
"versionType": "semver",
"lessThanOrEqual": "6.19.*"
},
{
"status": "unaffected",
"version": "7.0",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"security/apparmor/include/match.h",
"security/apparmor/match.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-45893
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #46305 · Revision 1
- Added to Heist Feed
- Publisher date