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SUSE Linux Kernel Update 2021:1605-1 Important Security Fixes

suse
Calendar Grey May 14, 2021
Scroller Suse
Crucial SUSE Security Patch tackles various vulnerabilities in the Linux Kernel, providing essential security enhancements released promptly.
An update that solves 6 vulnerabilities and has 62 fixes is now available

Summary

The SUSE Linux Enterprise 12 SP5 RT kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2020-36312: Fixed an issue within virt/kvm/kvm_main.c that had a kvm_io_bus_unregister_dev memory leak upon a kmalloc failure (bnc#1184509). - CVE-2021-29650: Fixed an issue within the netfilter subsystem that allowed attackers to cause a denial of service (panic) because net/netfilter/x_tables.c and include/linux/netfilter/x_tables.h lack a full memory barrier upon the assignment of a new table value (bnc#1184208). - CVE-2021-29155: Fixed an issue within kernel/bpf/verifier.c that performed undesirable out-of-bounds speculation on pointer arithmetic, leading to side-channel attacks that defeat Spectre mitigations and

Topics%20covered

Topics Covered

security advisory kernel update DoS bug fixes critical issues SUSE Linux security fixes

References

#1043990 #1046303 #1047233 #1055117 #1056787

#1065729 #1087405 #1097583 #1097584 #1097585

#1097586 #1097587 #1097588 #1101816 #1103990

#1104353 #1109837 #1111981 #1114648 #1118657

#1118661 #1151794 #1152457 #1175306 #1178089

#1180624 #1180846 #1181062 #1181161 #1182613

#1182672 #1183063 #1183203 #1183289 #1184170

#1184194 #1184208 #1184209 #1184211 #1184350

#1184388 #1184509 #1184512 #1184514 #1184647

#1184650 #1184724 #1184731 #1184736 #1184737

#1184738 #1184742 #1184760 #1184942 #1184952

#1184957 #1184984 #1185041 #1185113 #1185195

#1185197 #1185244 #1185269 #1185335 #1185365

#1185472 #1185491 #1185549

Cross- CVE-2020-36310 CVE-2020-36312 CVE-2020-36322

CVE-2021-28950 CVE-2021-29155 CVE-2021-29650

...

Read the Full Advisory

Severity
important
Lowest
Low
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Critical

Announcement ID: SUSE-SU-2021:1605-1
Rating: important

Topics%20covered

Topics Covered

security advisory kernel update DoS bug fixes critical issues SUSE Linux security fixes

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