High
RDMA/mlx5: Release the HW‑provided UAR index rather than the SW one
In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Release the HW‑provided UAR index rather than the SW one Free the UAR index returned by the hardware.
Announced Group revision 1
Original source ↗CVE-2026-74296
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-2026-74296
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": "4ed131d0bb1597ce12fff22d9d7fc9720a6e8cf0",
"lessThan": "80f1f49f53a42733e60c90e0ec545e647969214d",
"versionType": "git"
},
{
"status": "affected",
"version": "4ed131d0bb1597ce12fff22d9d7fc9720a6e8cf0",
"lessThan": "aabfc845838ef453f1d22d7665596f9cc48be7dd",
"versionType": "git"
},
{
"status": "affected",
"version": "4ed131d0bb1597ce12fff22d9d7fc9720a6e8cf0",
"lessThan": "6f83de384ca582fa87b4c2b0d03bd1ed3bf9a2ee",
"versionType": "git"
},
{
"status": "affected",
"version": "4ed131d0bb1597ce12fff22d9d7fc9720a6e8cf0",
"lessThan": "d3ff718c0c7153e2641e6a09507bace14fc5c402",
"versionType": "git"
},
{
"status": "affected",
"version": "4ed131d0bb1597ce12fff22d9d7fc9720a6e8cf0",
"lessThan": "ef369446f62903ea079e8a7954b5bf8bb8300fe3",
"versionType": "git"
},
{
"status": "affected",
"version": "4ed131d0bb1597ce12fff22d9d7fc9720a6e8cf0",
"lessThan": "449ae7927152e46acbe5f19f97eafdae6d3a96b1",
"versionType": "git"
}
],
"programFiles": [
"drivers/infiniband/hw/mlx5/main.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "4.16"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "4.16",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.1.178",
"versionType": "semver",
"lessThanOrEqual": "6.1.*"
},
{
"status": "unaffected",
"version": "6.6.145",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.97",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.40",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.1.5",
"versionType": "semver",
"lessThanOrEqual": "7.1.*"
},
{
"status": "unaffected",
"version": "7.2",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/infiniband/hw/mlx5/main.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-74296
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #33089 · Revision 1
- Added to Heist Feed
- Publisher date