Upstream information

CVE-2021-40529 at MITRE

Description

The ElGamal implementation in Botan through 2.18.1, as used in Thunderbird and other products, allows plaintext recovery because, during interaction between two cryptographic libraries, a certain dangerous combination of the prime defined by the receiver's public key, the generator defined by the receiver's public key, and the sender's ephemeral exponents can lead to a cross-configuration attack against OpenPGP.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having low severity.

SUSE Bugzilla entry: 1190244 [NEW]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Desktop 15 SP2
SUSE Linux Enterprise Server 15 SP2
SUSE Linux Enterprise Server for SAP Applications 15 SP2
SUSE Linux Enterprise Workstation Extension 15 SP2
  • MozillaThunderbird >= 91.4.0-8.45.2
  • MozillaThunderbird-translations-common >= 91.4.0-8.45.2
  • MozillaThunderbird-translations-other >= 91.4.0-8.45.2
 Patchnames:
SUSE-SLE-Product-WE-15-SP2-2021-4150
SUSE Linux Enterprise Desktop 15 SP3
SUSE Linux Enterprise Server 15 SP3
SUSE Linux Enterprise Server for SAP Applications 15 SP3
SUSE Linux Enterprise Workstation Extension 15 SP3
  • MozillaThunderbird >= 91.4.0-8.45.2
  • MozillaThunderbird-translations-common >= 91.4.0-8.45.2
  • MozillaThunderbird-translations-other >= 91.4.0-8.45.2
 Patchnames:
SUSE-SLE-Product-WE-15-SP3-2021-4150
SUSE Linux Enterprise Desktop 15 SP4
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server for SAP Applications 15 SP4
SUSE Linux Enterprise Workstation Extension 15 SP4
  • MozillaThunderbird >= 91.8.0-150200.8.65.1
  • MozillaThunderbird-translations-common >= 91.8.0-150200.8.65.1
  • MozillaThunderbird-translations-other >= 91.8.0-150200.8.65.1
 Patchnames:
SUSE Linux Enterprise Workstation Extension 15 SP4 GA MozillaThunderbird-91.8.0-150200.8.65.1
openSUSE Leap 15.2
  • MozillaThunderbird >= 91.4.0-lp152.2.52.1
  • MozillaThunderbird-translations-common >= 91.4.0-lp152.2.52.1
  • MozillaThunderbird-translations-other >= 91.4.0-lp152.2.52.1
 Patchnames:
openSUSE-2021-1635
openSUSE Leap 15.3
  • MozillaThunderbird >= 91.4.0-8.45.2
  • MozillaThunderbird-translations-common >= 91.4.0-8.45.2
  • MozillaThunderbird-translations-other >= 91.4.0-8.45.2
 Patchnames:
openSUSE-SLE-15.3-2021-4150
openSUSE Leap 15.4
  • MozillaThunderbird >= 91.8.0-150200.8.65.1
  • MozillaThunderbird-translations-common >= 91.8.0-150200.8.65.1
  • MozillaThunderbird-translations-other >= 91.8.0-150200.8.65.1
 Patchnames:
openSUSE Leap 15.4 GA MozillaThunderbird-91.8.0-150200.8.65.1
openSUSE Tumbleweed
  • Botan >= 2.18.2-1.1
  • Botan-doc >= 2.18.2-1.1
  • MozillaThunderbird >= 91.4.0-1.1
  • MozillaThunderbird-translations-common >= 91.4.0-1.1
  • MozillaThunderbird-translations-other >= 91.4.0-1.1
  • libbotan-2-18 >= 2.18.2-1.1
  • libbotan-2-18-32bit >= 2.18.2-1.1
  • libbotan-devel >= 2.18.2-1.1
  • libbotan-devel-32bit >= 2.18.2-1.1
  • python3-botan >= 2.18.2-1.1
 Patchnames:
openSUSE Tumbleweed GA Botan-2.18.2-1.1
openSUSE Tumbleweed GA MozillaThunderbird-91.4.0-1.1

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise Desktop 15 SP2 MozillaThunderbird In progress
SUSE Linux Enterprise Desktop 15 SP3 MozillaThunderbird In progress
SUSE Linux Enterprise Server 15 SP2 MozillaThunderbird In progress
SUSE Linux Enterprise Server 15 SP3 MozillaThunderbird In progress
SUSE Linux Enterprise Server for SAP Applications 15 SP2 MozillaThunderbird In progress
SUSE Linux Enterprise Server for SAP Applications 15 SP3 MozillaThunderbird In progress
SUSE Linux Enterprise Workstation Extension 15 SP2 MozillaThunderbird In progress
SUSE Linux Enterprise Workstation Extension 15 SP3 MozillaThunderbird In progress