CVE-2023-0458

MEDIUM

Linux Kernel < 6.1.8 - NULL Pointer Dereference

Title source: rule
STIX 2.1

Description

A speculative pointer dereference problem exists in the Linux Kernel on the do_prlimit() function. The resource argument value is controlled and is used in pointer arithmetic for the 'rlim' variable and can be used to leak the contents. We recommend upgrading past version 6.1.8 or commit 739790605705ddcf18f21782b9c99ad7d53a8c11

Scores

CVSS v3 5.3
EPSS 0.0008
EPSS Percentile 24.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-476
Status published
Products (3)
debian/debian_linux 10.0
linux/linux_kernel 6.2 rc1 (4 CPE variants)
linux/linux_kernel < 6.1.8
Published Apr 26, 2023
Tracked Since Feb 18, 2026