Alma Linux: CVE-2021-33560: Moderate: libgcrypt security and bug fix update (ALSA-2021-4409)
5
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
06/08/2021
05/05/2022
05/04/2022
05/20/2022
Description
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.
Solution(s)
- alma-upgrade-libgcrypt
- alma-upgrade-libgcrypt-devel
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