spi: mpc52xx: fix use-after-free on registration failure
In the Linux kernel, the following vulnerability has been resolved: spi: mpc52xx: fix use-after-free on registration failure Make sure to disable and free the interrupts in case controller registration fails to avoid a potential use-after-free and resource leak. This issue was flagged by Sashiko when reviewing a controller deregistration fix.
CVE-2026-46241
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-2026-46241
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": "42bbb70980f3720b0ae6da6af862af0e95a04351",
"lessThan": "dd74a790818ebb9a2be3a94ac935a374755cd278",
"versionType": "git"
},
{
"status": "affected",
"version": "42bbb70980f3720b0ae6da6af862af0e95a04351",
"lessThan": "8b49b6aadd0c622ca7d68b4a53ae10362e221cf3",
"versionType": "git"
},
{
"status": "affected",
"version": "42bbb70980f3720b0ae6da6af862af0e95a04351",
"lessThan": "336d9ad7560b3baba17af06727a888040ee93390",
"versionType": "git"
},
{
"status": "affected",
"version": "42bbb70980f3720b0ae6da6af862af0e95a04351",
"lessThan": "5c77f11b9b5f1ad5a704dad875260c44016ede10",
"versionType": "git"
},
{
"status": "affected",
"version": "42bbb70980f3720b0ae6da6af862af0e95a04351",
"lessThan": "f62c060272b9d7423b1650b844e8e4e7b8f9f925",
"versionType": "git"
}
],
"programFiles": [
"drivers/spi/spi-mpc52xx.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "2.6.33"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "2.6.33",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.6.160",
"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/spi/spi-mpc52xx.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-46241
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #46335 · Revision 1
- Added to Heist Feed
- Publisher date