CVE-2025-49175

CWE-125 — Out-of-bounds Read9 documents8 sources
Severity
6.1MEDIUM
EPSS
0.2%
top 55.15%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
X.org Xwayland
Timeline
PublishedJun 17
Latest updateJun 18

Description

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:HExploitability: 1.8 | Impact: 4.2

Affected Packages3 packages

▶Debianxorg-server< 2:1.20.11-1+deb11u16+3
▶CVEListV5x.org/xwayland< 24.1.8
▶Debianxwayland< 2:24.1.8-1

🔴Vulnerability Details

3
GHSA
GHSA-2w2m-wpx9-m69r: A flaw was found in the X Rendering extension's handling of animated cursors↗2025-06-17
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CVEList
Xorg-x11-server-xwayland: xorg-x11-server: tigervnc: out-of-bounds read in x rendering extension animated cursors↗2025-06-17
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OSV
CVE-2025-49175: A flaw was found in the X Rendering extension's handling of animated cursors↗2025-06-17
▶

📋Vendor Advisories

5
Ubuntu
X.Org X Server vulnerabilities↗2025-06-18
▶
Ubuntu
X.Org X Server vulnerabilities↗2025-06-17
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Red Hat
xorg-x11-server-Xwayland: xorg-x11-server: tigervnc: Out-of-Bounds Read in X Rendering Extension Animated Cursors↗2025-06-17
▶
Microsoft
Xorg-x11-server-xwayland: xorg-x11-server: tigervnc: out-of-bounds read in x rendering extension animated cursors↗2025-06-10
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Debian
CVE-2025-49175: xorg-server - A flaw was found in the X Rendering extension's handling of animated cursors. If...↗2025
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