Hi,
The following vulnerability was published for libgcrypt20. Mainly
filling the bug to track the upstream status with respec of
libgcrypt's status against the marvin attack.
CVE-2024-2236[0]:
| A timing-based side-channel flaw was found in libgcrypt's RSA
| implementation. This issue may allow a remote attacker to initiate a
| Bleichenbacher-style attack, which can lead to the decryption of RSA
| ciphertexts.
If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.
For further information see:
[0] https://security-tracker.debian.org/tracker/CVE-2024-2236
https://www.cve.org/CVERecord?id=CVE-2024-2236
[1] https://lists.gnupg.org/pipermail/gcrypt-devel/2024-March/005607.html
[2] https://people.redhat.com/~hkario/marvin/
Please adjust the affected versions in the BTS as needed.
Regards,
Salvatore