AUGUST 4, 2026
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Case File

CVE-2023-0458

MEDIUM · CVSS 5.3 EPSS 0.72% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-04-26 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.3. It affects Linux. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2023-0458
Severity
MEDIUM
CVSS
5.3
EPSS
0.72%
Linux

Original NVD 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

Related CVEs

Other vulnerabilities affecting the same vendor(s)