| Name | CVE-2016-3995 |
| Description | The timing attack protection in Rijndael::Enc::ProcessAndXorBlock and Rijndael::Dec::ProcessAndXorBlock in Crypto++ (aka cryptopp) before 5.6.4 may be optimized out by the compiler, which allows attackers to conduct timing attacks. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libcrypto++ (PTS) | jessie, jessie (lts) | 5.6.1-6+deb8u3 | fixed |
| stretch | 5.6.4-7 | fixed |
| buster | 5.6.4-8 | fixed |
| bullseye | 8.4.0-1 | fixed |
| bookworm | 8.7.0+git220824-1 | fixed |
| sid, trixie | 8.9.0-1.1 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://github.com/weidai11/cryptopp/issues/146
https://www.openwall.com/lists/oss-security/2016/04/10/6
Initial upload in 5.6.3-5 was incomplete