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CVE-2026-99047

Unknown

Last modified

CVE-2026-99047 is a vulnerability of currently unknown severity. 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..

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.

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= c1fffc5d66a7147d557736c2341a511e0896d9ff, < 506f9de069d07a72b9887ce3edd2fdf32f4953aa; >= c1fffc5d66a7147d557736c2341a511e0896d9ff, < 7a7e6bbbf0586c1f62f0cc7d9a2877d8a5e5aaf7; >= c1fffc5d66a7147d557736c2341a511e0896d9ff, < 73670ddb91a4d22e1deb3efd962242de1ec48e90
LinuxLinux6.17

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-99047?
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.
How severe is CVE-2026-99047?
Severity scoring for CVE-2026-99047 is pending analysis.
How do I fix CVE-2026-99047?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST