SUSE: 2020:1699-1 Important: Kernel Security Fixes and Updates
suse
June 22, 2020
An update that solves 5 vulnerabilities and has 22 fixes is now available
Summary
The SUSE Linux Enterprise 12 SP5 Azure kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2020-10768: The prctl() function could be used to enable indirect branch speculation even after it has been disabled. (bnc#1172783) - CVE-2020-10766: A bug in the logic handling could allow an attacker with a local account to disable SSBD protection. (bnc#1172781) - CVE-2020-10767: A IBPB would be disabled when STIBP was not available or when Enhanced Indirect Branch Restricted Speculation (IBRS) was available. This is unexpected behaviour could leave the system open to a spectre v2 style attack (bnc#1172782) - CVE-2020-13974: drivers/tty/vt/keyboard.c had an integer overflow if k_ascii was called several times in a row (bnc#1172775)
References
#1051510 #1065729 #1071995 #1085030 #1111666
#1113956 #1114279 #1144333 #1148868 #1158983
#1161016 #1162063 #1166985 #1168081 #1169194
#1170592 #1171904 #1172458 #1172472 #1172537
#1172538 #1172759 #1172775 #1172781 #1172782
#1172783 #1172884
Cross- CVE-2019-20810 CVE-2020-10766 CVE-2020-10767
CVE-2020-10768 CVE-2020-13974
Affected Products:
SUSE Linux Enterprise Server 12-SP5
https://www.suse.com/security/cve/CVE-2019-20810.html
https://www.suse.com/security/cve/CVE-2020-10766.html
https://www.suse.com/security/cve/CVE-2020-10767.html
https://www.suse.com/security/cve/CVE-2020-10768.html
https://www.suse.com/security/cve/CVE-2020-13974.html
https://bugzilla.suse.com/1051510
https://bugzilla.suse.com/1065729
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Announcement ID: SUSE-SU-2020:1699-1
Rating: important
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