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SUSE-SU-2026:2791-1

Опубликовано: 08 июл. 2026
Источник: suse-cvrf

Описание

Security update for xorg-x11-server

This update for xorg-x11-server 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 High Performance Computing 15 SP5-ESPOS
xorg-x11-server-21.1.4-150500.7.52.1
xorg-x11-server-Xvfb-21.1.4-150500.7.52.1
xorg-x11-server-extra-21.1.4-150500.7.52.1
xorg-x11-server-sdk-21.1.4-150500.7.52.1
SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS
xorg-x11-server-21.1.4-150500.7.52.1
xorg-x11-server-Xvfb-21.1.4-150500.7.52.1
xorg-x11-server-extra-21.1.4-150500.7.52.1
xorg-x11-server-sdk-21.1.4-150500.7.52.1
SUSE Linux Enterprise Server 15 SP5-LTSS
xorg-x11-server-21.1.4-150500.7.52.1
xorg-x11-server-Xvfb-21.1.4-150500.7.52.1
xorg-x11-server-extra-21.1.4-150500.7.52.1
xorg-x11-server-sdk-21.1.4-150500.7.52.1
SUSE Linux Enterprise Server for SAP Applications 15 SP5
xorg-x11-server-21.1.4-150500.7.52.1
xorg-x11-server-Xvfb-21.1.4-150500.7.52.1
xorg-x11-server-extra-21.1.4-150500.7.52.1
xorg-x11-server-sdk-21.1.4-150500.7.52.1

Ссылки

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 High Performance Computing 15 SP5-ESPOS:xorg-x11-server-21.1.4-150500.7.52.1
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS:xorg-x11-server-Xvfb-21.1.4-150500.7.52.1
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS:xorg-x11-server-extra-21.1.4-150500.7.52.1
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS:xorg-x11-server-sdk-21.1.4-150500.7.52.1
Ссылки

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 High Performance Computing 15 SP5-ESPOS:xorg-x11-server-21.1.4-150500.7.52.1
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS:xorg-x11-server-Xvfb-21.1.4-150500.7.52.1
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS:xorg-x11-server-extra-21.1.4-150500.7.52.1
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS:xorg-x11-server-sdk-21.1.4-150500.7.52.1
Ссылки