High severity · published Oct 23, 2026
CVE-2026-99046
gve: fix XSK buffer leak on error descriptor
New
7.5
CVSS
0.5%
EPSS
No
On KEV
Description
In the Linux kernel, the following vulnerability has been resolved:
gve: fix XSK buffer leak on error descriptor
When the error bit is set in the RX completion descriptor, the buf_state
and its attached buffer should be freed. In the case of AF_XDP ZC, the
XSK buffer was not freed, leading to a leak.
This issue was caught by LLM.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 44% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Linux · Linux
c1fffc5d66a7147d557736c2341a511e0896d9ff before 06656aaa7e43ae62b673c2244d27099b8b94a70d; c1fffc5d66a7147d557736c2341a511e0896d9ff before 889f763874855c575429f75946132a53c573aa14; c1fffc5d66a7147d557736c2341a511e0896d9ff before 9fed6a8ab8a5bacba2c709cb19d2dd6d2fa9112e; 6.17 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-99046
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-99046
git.kernel.org
https://git.kernel.org/stable/c/06656aaa7e43ae62b673c2244d27099b8b94a70d
git.kernel.org
https://git.kernel.org/stable/c/889f763874855c575429f75946132a53c573aa14
git.kernel.org
https://git.kernel.org/stable/c/9fed6a8ab8a5bacba2c709cb19d2dd6d2fa9112e
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