What is GHSA-33gx-9hw6-qc5v?

GHSA-33gx-9hw6-qc5v is a security advisory published by GitHub Security Advisories with unknown severity. In the Linux kernel, the following vulnerability has been resolved: io_uring/zcrx: fix...

Which CVE IDs does GHSA-33gx-9hw6-qc5v cover?

GHSA-33gx-9hw6-qc5v covers the following CVE IDs: CVE-2026-45995. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-33gx-9hw6-qc5vunknown

In the Linux kernel, the following vulnerability has been resolved: io_uring/zcrx: fix...

Vendor

GitHub Security Advisories

Published

May 27, 2026

Last Modified

May 27, 2026

🔗 CVE IDs covered (1)

CVE-2026-45995 →

📋 Description

In the Linux kernel, the following vulnerability has been resolved:

io_uring/zcrx: fix user_struct uaf

io_free_rbuf_ring() usees a struct user_struct, which io_zcrx_ifq_free() puts it down before destroying the ring.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-45995
https://git.kernel.org/stable/c/0fcccfd87152f957fa8312b841f6efef42a05a20
https://git.kernel.org/stable/c/9feb88eeda6d288f93fcfb6bca563f89e316479d
https://github.com/advisories/GHSA-33gx-9hw6-qc5v