High severity7.8NVD Advisory· Published May 27, 2026· Updated Jun 16, 2026

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.

LLM-synthesized narrative grounded in this CVE's description and references.

Linux/Kernel2 versions
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=6.19,<7.0.4
- (no CPE)
osv-coords2 versions
pkg:linux/kernel pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Tumbleweed
>= 6.19.0, < 7.0.4+ 1 more
- (no CPE)range: >= 6.19.0, < 7.0.4
- (no CPE)range: < 7.0.11-1.1

No linked articles in our index yet.