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SUSE: 2021:0353-1 Critical: Kernel Fixes with Security Updates

suse
Calendar Grey February 9, 2021
Dist Suse Esm H88
Crucial software patch issued for SUSE Linux Kernel addressing various glitches and security threats. Essential information!
An update that solves 8 vulnerabilities and has 68 fixes is now available

Summary

The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2021-3347: A use-after-free was discovered in the PI futexes during fault handling, allowing local users to execute code in the kernel (bnc#1181349). - CVE-2021-20177: Fixed a kernel panic related to iptables string matching rules. A privileged user could insert a rule which could lead to denial of service (bnc#1180765). - CVE-2021-0342: In tun_get_user of tun.c, there is possible memory corruption due to a use after free. This could lead to local escalation of privilege with System execution privileges required. (bnc#1180812) - CVE-2020-27835: A use-after-free in the infiniband hfi1 driver was found, specifically in the way user calls Ioctl after open dev file and

Topics%20covered

Topics Covered

security advisory denial of service local privilege kernel fix important security SUSE Linux use-after-free

References

#1046305 #1046306 #1046540 #1046542 #1046648

#1050242 #1050244 #1050536 #1050538 #1050545

#1056653 #1056657 #1056787 #1064802 #1066129

#1073513 #1074220 #1075020 #1086282 #1086301

#1086313 #1086314 #1098633 #1103990 #1103991

#1103992 #1104270 #1104277 #1104279 #1104353

#1104427 #1104742 #1104745 #1109837 #1111981

#1112178 #1112374 #1113956 #1119113 #1126206

#1126390 #1127354 #1127371 #1129770 #1136348

#1149032 #1174206 #1176395 #1176831 #1176846

#1178036 #1178049 #1178631 #1178900 #1179093

#1179508 #1179509 #1179563 #1179573 #1179575

#1179878 #1180008 #1180130 #1180765 #1180812

#1180859 #1180891 #1180912 #1181001 #1181018

#1181170 #1181230 #1181231 #1181349 #1181425

#1181553

Cros...

Read the Full Advisory

Severity
important
Lowest
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Critical

Announcement ID: SUSE-SU-2021:0353-1
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service local privilege kernel fix important security SUSE Linux use-after-free

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