https://db.gcve.eu/rss/recent/all/10 Most recent entries from all 2026-10-13T15:02:47.063631+00:00 Vulnerability-Lookup info@gcve.eu python-feedgen Contains only the most 10 recent entries. https://db.gcve.eu/vuln/cve-2026-88806 CVE-2026-88806 — libX11 XkbGetMap Reply Heap-based Buffer Overflow 2026-10-13T15:02:47.076219+00:00

Affected: x.org libX11

A malicious X server could exploit a buffer overflow in libX11 before 1.8.14 during handling of XkbGetMap overflowing the key_sym_map.

 https://db.gcve.eu/vuln/usn-8913-1 USN-8913-1 — libx11 vulnerabilities 2026-10-13T15:02:47.076309+00:00

Affected: Ubuntu:Pro:14.04:LTS: libx11, Ubuntu:Pro:16.04:LTS: libx11, Ubuntu:Pro:18.04:LTS: libx11, Ubuntu:Pro:20.04:LTS: libx11, Ubuntu:22.04:LTS: libx11, Ubuntu:24.04:LTS: libx11, Ubuntu:26.04:LTS: libx11

Adam Bedard discovered that libx11 incorrectly handled certain XKB keyboard map replies. If a user were tricked into connecting to a malicious X server, a remote attacker could possibly use this issue to cause libx11 to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2026-88806)

It was discovered that libx11 incorrectly handled certain X Input Method (XIM) messages. If a user were tricked into connecting to a malicious X server, a remote attacker could possibly use these issues to cause libx11 to crash, resulting in a denial of service. (CVE-2026-94283, CVE-2026-94284)

It was discovered that libx11 incorrectly handled converting certain multibyte text. An attacker could possibly use this issue to cause libx11 to crash, resulting in a denial of service. (CVE-2026-94285)