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SUSE-SU-2026:2793-1

Опубликовано: 08 июл. 2026
Источник: suse-cvrf

Описание

Security update for libXfont2

This update for libXfont2 fixes the following issues

  • CVE-2026-56001: integer overflow in BitmapScaleBitmaps can lead to a heap buffer overflow (bsc#1269018).
  • CVE-2026-56002: insufficient checks in pcfReadFont can lead to a heap buffer overflow (bsc#1269019).
  • CVE-2026-56003: missing bounds check in ComputeScaledProperties can lead to a heap buffer overflow (bsc#1269020).

Список пакетов

SUSE Linux Enterprise Server 12 SP5-LTSS
libXfont2-2-2.0.3-3.3.1

Ссылки

Описание

A heap buffer overflow in BitmapScaleBitmaps in libXfont2 before 2.0.8 due to an overflowing 32bit size could be used by attackers able to access the X Server to execute code within the X server cont

Затронутые продукты
SUSE Linux Enterprise Server 12 SP5-LTSS:libXfont2-2-2.0.3-3.3.1
Ссылки

Описание

A heap bufferflow in pcfReadFont() due to missing glyph bounds checking in libXfont2 before 2.0.8 allows attackers authenticated as X client to execute code within the X server.

Затронутые продукты
SUSE Linux Enterprise Server 12 SP5-LTSS:libXfont2-2-2.0.3-3.3.1
Ссылки

Описание

A heap buffer overflow due to missing size checking in the property buffer when parsing PCF files in libXfont2 ComputeScaledProperties() before libXfont2 before 2.0.8 could be used by attackers using authenticated X clients to execute code within the X server.

Затронутые продукты
SUSE Linux Enterprise Server 12 SP5-LTSS:libXfont2-2-2.0.3-3.3.1
Ссылки