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SUSE-SU-2021:14751-1

Опубликовано: 18 июн. 2021
Источник: suse-cvrf

Описание

Security update for libgcrypt

This update for libgcrypt fixes the following issues:

  • CVE-2021-33560: Fixed a side-channel against ElGamal encryption, caused by missing exponent blinding (bsc#1187212).

Список пакетов

SUSE Linux Enterprise Point of Sale 11 SP3
libgcrypt11-1.5.0-0.26.6.1
SUSE Linux Enterprise Server 11 SP4-LTSS
libgcrypt11-1.5.0-0.26.6.1
libgcrypt11-32bit-1.5.0-0.26.6.1

Ссылки

Описание

Libgcrypt before 1.8.8 and 1.9.x before 1.9.3 mishandles ElGamal encryption because it lacks exponent blinding to address a side-channel attack against mpi_powm, and the window size is not chosen appropriately. This, for example, affects use of ElGamal in OpenPGP.

Затронутые продукты
SUSE Linux Enterprise Point of Sale 11 SP3:libgcrypt11-1.5.0-0.26.6.1
SUSE Linux Enterprise Server 11 SP4-LTSS:libgcrypt11-1.5.0-0.26.6.1
SUSE Linux Enterprise Server 11 SP4-LTSS:libgcrypt11-32bit-1.5.0-0.26.6.1
Ссылки