Advisories ยป MGASA-2019-0103

Updated gnutls packages fix security vulnerability

Publication date: 07 Mar 2019
Modification date: 07 Mar 2019
Type: security
Affected Mageia releases : 6
CVE: CVE-2018-16868


A Bleichenbacher type side-channel based padding oracle attack was found
in the way gnutls handles verification of RSA decrypted PKCS#1 v1.5 data.
An attacker who is able to run process on the same physical core as the
victim process, could use this to extract plaintext or in some cases
downgrade any TLS connections to a vulnerable server. (CVE-2018-16868)