| Name | CVE-2016-2178 |
| Description | The dsa_sign_setup function in crypto/dsa/dsa_ossl.c in OpenSSL through 1.0.2h does not properly ensure the use of constant-time operations, which makes it easier for local users to discover a DSA private key via a timing side-channel 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 | DLA-637-1, DSA-3673-1 |
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.
Notes
Fixed in master branch in https://git.openssl.org/?p=openssl.git;a=commit;h=399944622df7bd81af62e67ea967c470534090e2
https://www.openssl.org/news/secadv/20160922.txt
Fixed in 1.0.2i, 1.0.1u