CVE-2023-6560CWE-823

Kernel: io_uring out of boundary memory access in __io_uaddr_map()

Medium · published December 8, 2023

CVSS v3.1
5.5
EPSS
0%
Percentile
19.6
In the wild
Unconfirmed
What it is

An out-of-bounds memory access flaw was found in the io_uring SQ/CQ rings functionality in the Linux kernel. This issue could allow a local user to crash the system.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00282 · 19.6th percentile
Weakness
CWE-823 · Use of Out-of-range Pointer Offset
Published
2023-12-08T23:56Z
EPSS history
Timeline
  • 08 DEC 23:56Z
    Kernel: io_uring out of boundary memory access in __io_uaddr_map()
    cvelistv5