| Name | CVE-2023-50781 |
| Description | A flaw was found in m2crypto. This issue may allow a remote attacker to decrypt captured messages in TLS servers that use RSA key exchanges, which may lead to exposure of confidential or sensitive data. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1059292 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| m2crypto (PTS) | bullseye | 0.37.1-2 | vulnerable |
| bookworm | 0.38.0-4 | vulnerable |
| sid, trixie | 0.42.0-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| m2crypto | source | (unstable) | 0.40.1-3 | | | 1059292 |
Notes
[bookworm] - m2crypto <postponed> (Minor issue, requires OpenSSL 3.2 which isn't in Bookworm)
[bullseye] - m2crypto <no-dsa> (Minor issue)
[buster] - m2crypto <no-dsa> (Minor issue; it's an incomplete fix of CVE-2020-25657)
https://todo.sr.ht/~mcepl/m2crypto/342
https://people.redhat.com/~hkario/marvin/
https://github.com/openssl/openssl/pull/13817
CVE is for incomplete fix of CVE-2020-25657
openssl 3.2 landed in Debian unstable at 04 Apr 2024, marking the first upload
of m2crypto following it as the fixed version (0.40.1-3)