High severity7.3NVD Advisory· Published Oct 30, 2025· Updated Apr 20, 2026
CVE-2025-62231
CVE-2025-62231
Description
A flaw was identified in the X.Org X server’s X Keyboard (Xkb) extension where improper bounds checking in the XkbSetCompatMap() function can cause an unsigned short overflow. If an attacker sends specially crafted input data, the value calculation may overflow, leading to memory corruption or a crash.
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
38- www.openwall.com/lists/oss-security/2025/10/28/7nvd
- access.redhat.com/errata/RHSA-2025:19432nvd
- access.redhat.com/errata/RHSA-2025:19433nvd
- access.redhat.com/errata/RHSA-2025:19434nvd
- access.redhat.com/errata/RHSA-2025:19435nvd
- access.redhat.com/errata/RHSA-2025:19489nvd
- access.redhat.com/errata/RHSA-2025:19623nvd
- access.redhat.com/errata/RHSA-2025:19909nvd
- access.redhat.com/errata/RHSA-2025:20958nvd
- access.redhat.com/errata/RHSA-2025:20960nvd
- access.redhat.com/errata/RHSA-2025:20961nvd
- access.redhat.com/errata/RHSA-2025:21035nvd
- access.redhat.com/errata/RHSA-2025:22040nvd
- access.redhat.com/errata/RHSA-2025:22041nvd
- access.redhat.com/errata/RHSA-2025:22051nvd
- access.redhat.com/errata/RHSA-2025:22055nvd
- access.redhat.com/errata/RHSA-2025:22056nvd
- access.redhat.com/errata/RHSA-2025:22077nvd
- access.redhat.com/errata/RHSA-2025:22096nvd
- access.redhat.com/errata/RHSA-2025:22164nvd
- access.redhat.com/errata/RHSA-2025:22167nvd
- access.redhat.com/errata/RHSA-2025:22364nvd
- access.redhat.com/errata/RHSA-2025:22365nvd
- access.redhat.com/errata/RHSA-2025:22426nvd
- access.redhat.com/errata/RHSA-2025:22427nvd
- access.redhat.com/errata/RHSA-2025:22667nvd
- access.redhat.com/errata/RHSA-2025:22729nvd
- access.redhat.com/errata/RHSA-2025:22742nvd
- access.redhat.com/errata/RHSA-2025:22753nvd
- access.redhat.com/errata/RHSA-2026:0031nvd
- access.redhat.com/errata/RHSA-2026:0033nvd
- access.redhat.com/errata/RHSA-2026:0034nvd
- access.redhat.com/errata/RHSA-2026:0035nvd
- access.redhat.com/errata/RHSA-2026:0036nvd
- access.redhat.com/security/cve/CVE-2025-62231nvd
- bugzilla.redhat.com/show_bug.cginvd
- lists.debian.org/debian-lts-announce/2025/10/msg00033.htmlnvd
- lists.x.org/archives/xorg-announce/2025-October/003635.htmlnvd
News mentions
0No linked articles in our index yet.