gve: fix XSK buffer leak when rings are stopped
In the Linux kernel, the following vulnerability has been resolved: gve: fix XSK buffer leak when rings are stopped GVE does not free XSK buffers when resetting ring state as a part of stopping queues. This causes all XSK buffers which are posted to the NIC to be leaked. Free XSK buffers attached to an allocated buf_state when stopping rings. This issue was hit in production.
CVE-2026-99047
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-2026-99047
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": "c1fffc5d66a7147d557736c2341a511e0896d9ff",
"lessThan": "506f9de069d07a72b9887ce3edd2fdf32f4953aa",
"versionType": "git"
},
{
"status": "affected",
"version": "c1fffc5d66a7147d557736c2341a511e0896d9ff",
"lessThan": "7a7e6bbbf0586c1f62f0cc7d9a2877d8a5e5aaf7",
"versionType": "git"
},
{
"status": "affected",
"version": "c1fffc5d66a7147d557736c2341a511e0896d9ff",
"lessThan": "73670ddb91a4d22e1deb3efd962242de1ec48e90",
"versionType": "git"
}
],
"programFiles": [
"drivers/net/ethernet/google/gve/gve_rx_dqo.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "6.17"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "6.17",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.18.57",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.2.11",
"versionType": "semver",
"lessThanOrEqual": "7.2.*"
},
{
"status": "unaffected",
"version": "7.3",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/net/ethernet/google/gve/gve_rx_dqo.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-99047
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #52879 · Revision 1
- Added to Heist Feed
- Publisher date