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SUSE-SU-2021:2155-1

Опубликовано: 24 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

Container suse/sle15:15.0
libgcrypt20-1.8.2-6.52.1
SUSE Linux Enterprise High Performance Computing 15-ESPOS
libgcrypt-devel-1.8.2-6.52.1
libgcrypt20-1.8.2-6.52.1
libgcrypt20-32bit-1.8.2-6.52.1
libgcrypt20-hmac-1.8.2-6.52.1
libgcrypt20-hmac-32bit-1.8.2-6.52.1
SUSE Linux Enterprise High Performance Computing 15-LTSS
libgcrypt-devel-1.8.2-6.52.1
libgcrypt20-1.8.2-6.52.1
libgcrypt20-32bit-1.8.2-6.52.1
libgcrypt20-hmac-1.8.2-6.52.1
libgcrypt20-hmac-32bit-1.8.2-6.52.1
SUSE Linux Enterprise Server 15-LTSS
libgcrypt-devel-1.8.2-6.52.1
libgcrypt20-1.8.2-6.52.1
libgcrypt20-32bit-1.8.2-6.52.1
libgcrypt20-hmac-1.8.2-6.52.1
libgcrypt20-hmac-32bit-1.8.2-6.52.1
SUSE Linux Enterprise Server for SAP Applications 15
libgcrypt-devel-1.8.2-6.52.1
libgcrypt20-1.8.2-6.52.1
libgcrypt20-32bit-1.8.2-6.52.1
libgcrypt20-hmac-1.8.2-6.52.1
libgcrypt20-hmac-32bit-1.8.2-6.52.1

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
Container suse/sle15:15.0:libgcrypt20-1.8.2-6.52.1
SUSE Linux Enterprise High Performance Computing 15-ESPOS:libgcrypt-devel-1.8.2-6.52.1
SUSE Linux Enterprise High Performance Computing 15-ESPOS:libgcrypt20-1.8.2-6.52.1
SUSE Linux Enterprise High Performance Computing 15-ESPOS:libgcrypt20-32bit-1.8.2-6.52.1
Ссылки