Name | CVE-2016-2849 |
Description | Botan before 1.10.13 and 1.11.x before 1.11.29 do not use a constant-time algorithm to perform a modular inverse on the signature nonce k, which might allow remote attackers to obtain ECDSA secret keys 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-449-1, DSA-3565-1 |
Debian Bugs | 822698 |
Vulnerable and fixed packages
The table below lists information on source packages.
Source Package | Release | Version | Status |
---|
botan1.10 (PTS) | jessie, jessie (lts) | 1.10.8-2+deb8u2 | fixed |
| stretch (security), stretch (lts), stretch | 1.10.17-1+deb9u1 | fixed |
The information below is based on the following data on fixed versions.
Notes
http://botan.randombit.net/security.html
Introduced in 1.7.15, fixed in 1.10.13 and 1.11.29
FIX https://github.com/randombit/botan/commit/bcf13fa153a11b3e0ad54e2af6962441cea3adf1