Unscored severity · published Oct 23, 2026
CVE-2026-99047
gve: fix XSK buffer leak when rings are stopped
New
–
CVSS
0.2%
EPSS
No
On KEV
Description
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 11% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Linux · Linux
c1fffc5d66a7147d557736c2341a511e0896d9ff before 506f9de069d07a72b9887ce3edd2fdf32f4953aa; c1fffc5d66a7147d557736c2341a511e0896d9ff before 7a7e6bbbf0586c1f62f0cc7d9a2877d8a5e5aaf7; c1fffc5d66a7147d557736c2341a511e0896d9ff before 73670ddb91a4d22e1deb3efd962242de1ec48e90; 6.17 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-99047
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-99047
git.kernel.org
https://git.kernel.org/stable/c/506f9de069d07a72b9887ce3edd2fdf32f4953aa
git.kernel.org
https://git.kernel.org/stable/c/73670ddb91a4d22e1deb3efd962242de1ec48e90
git.kernel.org
https://git.kernel.org/stable/c/7a7e6bbbf0586c1f62f0cc7d9a2877d8a5e5aaf7
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