CVE-2025-68317

Published: December 17, 2025Last modified: December 17, 2025

Description

In the Linux kernel, the following vulnerability has been resolved: io_uring/zctx: check chained notif contexts Send zc only links ubuf_info for requests coming from the same context. There are some ambiguous syz reports, so let's check the assumption on notification completion.

Status

ProductReleasePackageStatus
Alpaquita Linux23 LTSlinux-ltsNot affected (6.1.33-r0)
25 LTSlinux-ltsFixed (6.12.58-r0)
Streamlinux-ltsFixed (6.12.58-r0)

References

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