CVE-2026-99047EUVD-2026-108842GHSA-MR8Q-3JQ6-M2C3
gve: fix XSK buffer leak when rings are stopped
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 6.18.57, 7.2.11
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
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.
Timeline
- CVE published
- First seen by cve.now
Affected versions
- Linux Linux
From c1fffc5d66a7147d557736c2341a511e0896d9ff · fixed in 506f9de069d07a72b9887ce3edd2fdf32f4953aa; From c1fffc5d66a7147d557736c2341a511e0896d9ff · fixed in 7a7e6bbbf0586c1f62f0cc7d9a2877d8a5e5aaf7; From c1fffc5d66a7147d557736c2341a511e0896d9ff · fixed in 73670ddb91a4d22e1deb3efd962242de1ec48e90
- Linux Linux
6.17
- KernelLinux
From 6.17.0 · fixed in 6.18.57; From 6.19.0 · fixed in 7.2.11