| Name | CVE-2012-0884 |
| Description | The implementation of Cryptographic Message Syntax (CMS) and PKCS #7 in OpenSSL before 0.9.8u and 1.x before 1.0.0h does not properly restrict certain oracle behavior, which makes it easier for context-dependent attackers to decrypt data via a Million Message Attack (MMA) adaptive chosen ciphertext attack. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-2454-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| openssl (PTS) | buster | 1.1.1n-0+deb10u3 | fixed |
| buster (security) | 1.1.1n-0+deb10u6 | fixed |
| bullseye | 1.1.1w-0+deb11u1 | fixed |
| bullseye (security) | 1.1.1n-0+deb11u5 | fixed |
| bookworm | 3.0.11-1~deb12u1 | fixed |
| bookworm (security) | 3.0.11-1~deb12u2 | fixed |
| trixie | 3.0.11-1 | fixed |
| sid | 3.1.4-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| openssl | source | squeeze | 0.9.8o-4squeeze11 | | DSA-2454-1 | |
| openssl | source | (unstable) | 1.0.0h-1 | low | | |
Notes
"If a Linux distribution picks up the fix for CVE-2012-0884 then they will want to pick up change 22161 at the same time" -- https://www.openwall.com/lists/oss-security/2012/03/23/12