net/mlx5: HWS, Fix memory leak in hws_action_get_shared_stc_nic error flow
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: HWS, Fix memory leak in hws_action_get_shared_stc_nic error flow When an invalid stc_type is provided, the function allocates memory for shared_stc but jumps to unlock_and_out without freeing it, causing a memory leak. Fix by jumping to free_shared_stc label instead to ensure proper cleanup.
CVE-2025-39834
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-2025-39834
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": "504e536d90104c850731840d3fbc95acf251f11b",
"lessThan": "a2751e1af5dc8b1a64cfd463576c58617c2573ac",
"versionType": "git"
},
{
"status": "affected",
"version": "504e536d90104c850731840d3fbc95acf251f11b",
"lessThan": "051fd8576a2e4e95d5870c5c9f8679c5b16882e4",
"versionType": "git"
},
{
"status": "affected",
"version": "504e536d90104c850731840d3fbc95acf251f11b",
"lessThan": "a630f83592cdad1253523a1b760cfe78fef6cd9c",
"versionType": "git"
}
],
"programFiles": [
"drivers/net/ethernet/mellanox/mlx5/core/steering/hws/action.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "6.12"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "6.12",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.12.114",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.16.5",
"versionType": "semver",
"lessThanOrEqual": "6.16.*"
},
{
"status": "unaffected",
"version": "6.17",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/net/ethernet/mellanox/mlx5/core/steering/hws/action.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2025-39834
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #46022 · Revision 1
- Added to Heist Feed
- Publisher date