Memory Corruption Vulnerability in X.Org X Server's X Keyboard Extension
CVE-2025-62231
Key Information:
- Vendor
X.org
- Status
- Vendor
- CVE Published:
- 30 October 2025
What is CVE-2025-62231?
A flaw in the X.Org X Server's X Keyboard (Xkb) extension allows for improper bounds checking within the XkbSetCompatMap() function. This vulnerability can be exploited by an attacker who sends specially crafted input data, potentially leading to an overflow of an unsigned short value. Such an overflow can result in memory corruption, which may subsequently cause the server to crash, impacting the stability and security of systems relying on the X.Org platform.
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Affected Version(s)
Red Hat Enterprise Linux 10 0:24.1.5-5.el10_0
Red Hat Enterprise Linux 10 0:24.1.5-5.el10_1
Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION 0:1.1.0-25.el6_10.15
References
CVSS V3.1
Timeline
Vulnerability published
Vulnerability Reserved