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CVE-2026-45995

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CVE-2026-45995

Published: May 27, 2026

Modified: May 27, 2026

PUBLISHED

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.

VendorProductVersions

Linux

Linux

affected
5c686456a4e83ef06c74d40be05c21a0ef136684 - < 9feb88eeda6d288f93fcfb6bca563f89e316479d
affected
5c686456a4e83ef06c74d40be05c21a0ef136684 - < 0fcccfd87152f957fa8312b841f6efef42a05a20

Linux

Linux

affected
6.19
unaffected
0 - < 6.19
unaffected
7.0.4 - <= 7.0.*
unaffected
7.1-rc1 - <= *

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