CVE-2023-43787CWE-122

Libx11: integer overflow in xcreateimage() leading to a heap overflow

High · published October 10, 2023

CVSS v3.1
7.8
EPSS
0%
Percentile
40.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00475 · 40.1th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2023-10-10T12:26Z
EPSS history
Timeline
  • 10 OCT 12:26Z
    Libx11: integer overflow in xcreateimage() leading to a heap overflow
    cvelistv5