A cryptographic cache-based side channel in the RSA implementation in Botan before 1.10.17, and 1.11.x and 2.x before 2.3.0, allows a local attacker to recover information about RSA secret keys, as demonstrated by CacheD. This occurs because an array is indexed with bits derived from a secret key.
{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "1.10.5-1+deb7u1ubuntu0.14.04.1+esm1", "binary_name": "botan1.10-dbg" }, { "binary_version": "1.10.5-1+deb7u1ubuntu0.14.04.1+esm1", "binary_name": "libbotan-1.10-0" }, { "binary_version": "1.10.5-1+deb7u1ubuntu0.14.04.1+esm1", "binary_name": "libbotan-1.10-0-dbgsym" }, { "binary_version": "1.10.5-1+deb7u1ubuntu0.14.04.1+esm1", "binary_name": "libbotan1.10-dev" }, { "binary_version": "1.10.5-1+deb7u1ubuntu0.14.04.1+esm1", "binary_name": "libbotan1.10-dev-dbgsym" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "1.10.17-0.1", "binary_name": "botan1.10-dbg" }, { "binary_version": "1.10.17-0.1", "binary_name": "libbotan-1.10-1" }, { "binary_version": "1.10.17-0.1", "binary_name": "libbotan1.10-dev" } ] }