All vulnerabilities
CVE-2026-99046

Linux: gve: fix XSK buffer leak on error descriptor

Linux LinuxOperating systems
Open in ThreatlineRecord JSON
CVSS
NoneNot scored
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)No scoreNo FIRST EPSS score in this snapshot yet
Fixed in06656aaa7e43ae62b673c2244d27099b8b94a70dAlso 889f763874855c575429f75946132a53c573aa14, 9fed6a8ab8a5bacba2c709cb19d2dd6d2fa9112eCVE List
Published23 Oct 2026Updated 23 Oct 2026CVE List

What fixes it

  • 06656aaa7e43ae62b673c2244d27099b8b94a70dLinuxCVE List
  • 889f763874855c575429f75946132a53c573aa14LinuxCVE List
  • 9fed6a8ab8a5bacba2c709cb19d2dd6d2fa9112eLinuxCVE List

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

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.

Text from CVE List

Affected versions 8

  • Linuxaffected: c1fffc5d66a7147d557736c2341a511e0896d9ff before 06656aaa7e43ae62b673c2244d27099b8b94a70dCVE List
  • Linuxaffected: c1fffc5d66a7147d557736c2341a511e0896d9ff before 889f763874855c575429f75946132a53c573aa14CVE List
  • Linuxaffected: c1fffc5d66a7147d557736c2341a511e0896d9ff before 9fed6a8ab8a5bacba2c709cb19d2dd6d2fa9112eCVE List
  • Linuxaffected: 6.17CVE List
  • Linuxunaffected: all versions before 6.17CVE List
  • Linuxunaffected: 6.18.57 through 6.18.*CVE List
  • Linuxunaffected: 7.2.11 through 7.2.*CVE List
  • Linuxunaffected: 7.3CVE List

References 3