CVE-2025-49175CWE-125

Xorg-x11-server-xwayland: xorg-x11-server: tigervnc: out-of-bounds read in x rendering extension animated cursors

Medium · published June 17, 2025

CVSS v3.1
6.1
EPSS
0%
Percentile
26.7
In the wild
Unconfirmed
What it is

A flaw was found in the X Rendering extension's handling of animated cursors. If a client provides no cursors, the server assumes at least one is present, leading to an out-of-bounds read and potential crash.

The record
Technical detail
CVSS v3.1
6.1 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00344 · 26.7th percentile
Weakness
CWE-125 · Out-of-bounds Read
Published
2025-06-17T14:39Z
EPSS history
Timeline
  • 17 JUN 14:39Z
    Xorg-x11-server-xwayland: xorg-x11-server: tigervnc: out-of-bounds read in x rendering extension animated cursors
    cvelistv5