CVEvulnerability

CVE-2023-43787

7.8 HIGH Published 2023-10-10 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2023-10-10
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-122, CWE-190

Description

A vulnerability was found in libX11 due to an integer overflow within the XCreateImage() function. This flaw allows a local user to trigger an integer overflow and execute arbitrary code with elevated privileges.

Affected configurations

• x.org libx11 (< 1.8.7) • redhat enterprise linux 8.0 • redhat enterprise linux 9.0 • fedoraproject fedora 38

Related

Weakness · CWE (2)

  • CWE-122 Heap-based Buffer Overflow weakness
  • CWE-190 Integer Overflow or Wraparound weakness

References