openSUSE Security Update: Security update for gnutls ______________________________________________________________________________ Announcement ID: openSUSE-SU-2020:0790-1 Rating: important References: #1172461 #1172506 Cross-References: CVE-2020-13777 Affected Products: openSUSE Leap 15.1 ______________________________________________________________________________ An update that solves one vulnerability and has one errata is now available. Description: This update for gnutls fixes the following issues: - CVE-2020-13777: Fixed an insecure session ticket key construction which could have made the TLS server to not bind the session ticket encryption key with a value supplied by the application until the initial key rotation, allowing an attacker to bypass authentication in TLS 1.3 and recover previous conversations in TLS 1.2 (bsc#1172506). - Fixed an improper handling of certificate chain with cross-signed intermediate CA certificates (bsc#1172461). This update was imported from the SUSE:SLE-15:Update update project. Patch Instructions: To install this openSUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - openSUSE Leap 15.1: zypper in -t patch openSUSE-2020-790=1 Package List: - openSUSE Leap 15.1 (i586 x86_64): gnutls-3.6.7-lp151.2.18.1 gnutls-debuginfo-3.6.7-lp151.2.18.1 gnutls-debugsource-3.6.7-lp151.2.18.1 gnutls-guile-3.6.7-lp151.2.18.1 gnutls-guile-debuginfo-3.6.7-lp151.2.18.1 libgnutls-dane-devel-3.6.7-lp151.2.18.1 libgnutls-dane0-3.6.7-lp151.2.18.1 libgnutls-dane0-debuginfo-3.6.7-lp151.2.18.1 libgnutls-devel-3.6.7-lp151.2.18.1 libgnutls30-3.6.7-lp151.2.18.1 libgnutls30-debuginfo-3.6.7-lp151.2.18.1 libgnutls30-hmac-3.6.7-lp151.2.18.1 libgnutlsxx-devel-3.6.7-lp151.2.18.1 libgnutlsxx28-3.6.7-lp151.2.18.1 libgnutlsxx28-debuginfo-3.6.7-lp151.2.18.1 - openSUSE Leap 15.1 (x86_64): libgnutls-devel-32bit-3.6.7-lp151.2.18.1 libgnutls30-32bit-3.6.7-lp151.2.18.1 libgnutls30-32bit-debuginfo-3.6.7-lp151.2.18.1 libgnutls30-hmac-32bit-3.6.7-lp151.2.18.1 References: https://www.suse.com/security/cve/CVE-2020-13777.html https://bugzilla.suse.com/1172461 https://bugzilla.suse.com/1172506 -- To unsubscribe, e-mail: opensuse-security-announce+unsubscribe@opensuse.org For additional commands, e-mail: opensuse-security-announce+help@opensuse.org