Описание
Security update for xwayland
This update for xwayland fixes the following issues
- CVE-2026-55999: glamor Font Atlas Heap Buffer Overflow (bsc#1268893).
- CVE-2026-56000: GLX contextTags Use-After-Free in CommonMakeCurrent() (bsc#1268894).
Список пакетов
SUSE Linux Enterprise Workstation Extension 15 SP7
xwayland-24.1.5-150700.3.22.1
Ссылки
- Link for SUSE-SU-2026:2787-1
- E-Mail link for SUSE-SU-2026:2787-1
- SUSE Security Ratings
- SUSE Bug 1268893
- SUSE Bug 1268894
- SUSE CVE CVE-2026-55999 page
- SUSE CVE CVE-2026-56000 page
Описание
Local attackers with a X connection able to provide PCX fonts to the X server xorg-server before 21.2.24 and xwayland before 24.1.13 could cause a heap buffer overflow via SetFont due to missing glyph boundary checks.
Затронутые продукты
SUSE Linux Enterprise Workstation Extension 15 SP7:xwayland-24.1.5-150700.3.22.1
Ссылки
- CVE-2026-55999
- SUSE Bug 1268893
Описание
Local attackers with a X connection able to provide GLX commit to the X server xorg-server before 21.2.24 and xwayland before 24.1.13 could cause a Heap Use After Free, due to CommonMakeCurrent() pointing into potentially reallocated memory.
Затронутые продукты
SUSE Linux Enterprise Workstation Extension 15 SP7:xwayland-24.1.5-150700.3.22.1
Ссылки
- CVE-2026-56000
- SUSE Bug 1268894