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SUSE: CVE-2021-33560: SUSE Linux Security Advisory

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SUSE: CVE-2021-33560: SUSE Linux Security Advisory

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
06/08/2021
Created
06/21/2021
Added
06/19/2021
Modified
10/26/2022

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)

  • suse-upgrade-libgcrypt-cavs
  • suse-upgrade-libgcrypt-devel
  • suse-upgrade-libgcrypt-devel-32bit
  • suse-upgrade-libgcrypt11
  • suse-upgrade-libgcrypt11-32bit
  • suse-upgrade-libgcrypt20
  • suse-upgrade-libgcrypt20-32bit
  • suse-upgrade-libgcrypt20-hmac
  • suse-upgrade-libgcrypt20-hmac-32bit

References

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