View at Official suse advisory, NVD, CVE.org · CVE detail
Freshness: upstream tracker timestamp is available; use API updated time as primary recency signal.
CVE-2018-12435 severity moderate: SUSE including 11 source package names (Botan, Botan-2.18.1-1.3, …), 13 product×package rows across 3 product lines (SUSE Linux Enterprise Software Development Kit 11 SP4, SUSE Linux Enterprise Software Development Kit 12 SP3, openSUSE Tumbleweed): Fixed 7, Known Not Affected 6.
Botan 2.5.0 through 2.6.0 before 2.7.0 allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP, related to dsa/dsa.cpp, ec_group/ec_group.cpp, and ecdsa/ecdsa.cpp. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.