CVE-2024-53117: virtio/vsock: Improve MSG_ZEROCOPY error handling

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-12-02 · updated 2026-06-17
Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: virtio/vsock: Improve MSG_ZEROCOPY error handling Add a missing kfree_skb() to prevent memory leaks.

Affected products

Linux kernel: from 6.7 before 6.11.10; 6.12-rc1, 6.12-rc2, 6.12-rc3, 6.12-rc4, 6.12-rc5, 6.12-rc6 (+1) — fixed in 6.11.10

How to fix

Upgrade to a fixed version: Linux kernel 6.11.10. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/50061d7319e21165d04e3024354c1b43b6137821
https://git.kernel.org/stable/c/60cf6206a1f513512f5d73fa4d3dbbcad2e7dcd6

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