Bug 1218217 (CVE-2023-50979)

Summary: VUL-0: CVE-2023-50979: libcryptopp: side-channel leakage during decryption with PKCS#1v1.5 padding (Marvin)
Product: [Novell Products] SUSE Security Incidents Reporter: SMASH SMASH <smash_bz>
Component: IncidentsAssignee: Pedro Monreal Gonzalez <pmonrealgonzalez>
Status: NEW --- QA Contact: Security Team bot <security-team>
Severity: Normal    
Priority: P3 - Medium CC: andrea.mattiazzo, camila.matos, pgajdos, valentin.lefebvre
Version: unspecified   
Target Milestone: ---   
Hardware: Other   
OS: Other   
URL: https://smash.suse.de/issue/388514/
Whiteboard: CVSSv3.1:SUSE:CVE-2023-50979:5.9:(AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)
Found By: Security Response Team Services Priority:
Business Priority: Blocker: ---
Marketing QA Status: --- IT Deployment: ---

Description SMASH SMASH 2023-12-19 14:25:33 UTC
Crypto++ (aka cryptopp) through 8.9.0 has a Marvin side channel during decryption with PKCS#1 v1.5 padding.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-50979
https://github.com/weidai11/cryptopp/issues/1247
Comment 3 Petr Gajdos 2024-01-22 09:42:33 UTC
No news upstream.
Comment 4 Petr Gajdos 2024-03-13 06:56:35 UTC
No news upstream.
Comment 5 Petr Gajdos 2024-04-02 08:59:41 UTC
No news upstream.
Comment 6 Petr Gajdos 2024-04-22 07:33:26 UTC
No news upstream
Comment 7 Petr Gajdos 2024-05-22 10:14:00 UTC
Reassigning to current maintainer. Thanks Pedro
Comment 9 Pedro Monreal Gonzalez 2024-06-26 10:25:19 UTC
There's still no fix from upstream or other distros.