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CVE-2026-88812

Источник: debian

Описание

[XKB SetGeometry TextDoodad Double Free]

Пакеты

ПакетСтатусВерсия исправленияРелизТип
xorg-serverfixed2:21.1.25-1package
xwaylandfixed2:24.1.14-1package

Примечания

  • Xwayland shouldn't be running as root, cf. README.Debian.security

  • https://lists.x.org/archives/xorg-announce/2026-October/003747.html

  • Fixed by: https://gitlab.freedesktop.org/xorg/xserver/-/commit/c724006ee76fb002add50fcb4d97e8c96c279f09 (xorg-server-21.1.25)

Связанные уязвимости

ubuntu
20 дней назад

[XKB SetGeometry TextDoodad Double Free]

CVSS3: 7.8
redhat
20 дней назад

A flaw was found in the X.Org X Server and XWayland. An error handling issue in the X Keyboard Extension (XKB) geometry processing fails to clear a memory pointer after an allocation failure, leading to a double-free condition during cleanup. A local user can exploit this vulnerability by sending a specially crafted request to the display server. This can cause memory corruption, potentially resulting in a Denial of Service (DoS) or arbitrary code execution with elevated privileges.

rocky
13 дней назад

Important: xorg-x11-server security update

oracle-oval
14 дней назад

ELSA-2026-82015: xorg-x11-server security update (IMPORTANT)

rocky
5 дней назад

Important: xorg-x11-server-Xwayland security update