A flaw was found in the fixed buffer registration code for io_uring (io_sqe_buffer_register in io_uring/rsrc.c) in the Linux kernel that allows out-of-bounds access to physical memory beyond the end of the buffer. This flaw enables full local privilege escalation.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2023-06-01T00:00:00

Updated: 2024-08-02T06:26:09.892Z

Reserved: 2023-05-09T00:00:00

Link: CVE-2023-2598

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2023-06-01T01:15:17.867

Modified: 2024-05-01T18:15:09.587

Link: CVE-2023-2598

cve-icon Redhat

Severity : Moderate

Publid Date: 2023-05-03T06:30:00Z

Links: CVE-2023-2598 - Bugzilla