cxl/region: Fix use-after-free in find_pos_and_ways() error path
In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix use-after-free in find_pos_and_ways() error path The error path releases its reference to a switch decoder before logging an error that includes the decoder name. If the released reference is the last one, the decoder can be freed before the error message accesses its name. Drop the reference after the error is reported.
CVE-2026-92484
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-2026-92484
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": "9d90ab45d3d393532b7fa62d6a6b7ebbde9cf5fc",
"lessThan": "68edf359b0b45cad2654510c1ca257079b241aa5",
"versionType": "git"
},
{
"status": "affected",
"version": "b3dc5c735a754142831f705068fcfa77551724ff",
"lessThan": "b38ca9ce8c7d9b8151bb9e4770404c5e39600a48",
"versionType": "git"
},
{
"status": "affected",
"version": "d90acdf49e18029cfe4194475c45ef143657737a",
"lessThan": "f54b96e8aadbfc7f2a1b26df349ef9b062c47d2e",
"versionType": "git"
},
{
"status": "affected",
"version": "d90acdf49e18029cfe4194475c45ef143657737a",
"lessThan": "8f7683ce37a53eeabd721941517341d2eef2cf3c",
"versionType": "git"
},
{
"status": "affected",
"version": "d90acdf49e18029cfe4194475c45ef143657737a",
"lessThan": "15da704b732332cc1e8f121f624e5e6c05124c5d",
"versionType": "git"
},
{
"status": "affected",
"version": "8ad454d3050a40fd616d481e48d1aebb27d9951e",
"versionType": "git"
},
{
"status": "affected",
"version": "6.6.96",
"lessThan": "6.6.157",
"versionType": "semver"
},
{
"status": "affected",
"version": "6.12.36",
"lessThan": "6.12.110",
"versionType": "semver"
},
{
"status": "affected",
"version": "6.15.5",
"lessThan": "6.16",
"versionType": "semver"
}
],
"programFiles": [
"drivers/cxl/core/region.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "6.16"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "6.16",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.6.157",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.110",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.52",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.2.6",
"versionType": "semver",
"lessThanOrEqual": "7.2.*"
},
{
"status": "unaffected",
"version": "7.3",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/cxl/core/region.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-92484
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #37719 · Revision 1
- Added to Heist Feed
- Publisher date