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SUSE Linux 12-SP5: 2020:0667-1 Important: Kernel Security Fixes

suse
Calendar Grey March 13, 2020
Scroller Suse
Debian OS Kernel patch rectifies multiple significant vulnerabilities, delivering essential corrections. System restart advised.
An update that solves 6 vulnerabilities and has 102 fixes is now available

Summary

The SUSE Linux Enterprise 12-SP5 kernel-RT was updated to 4.12.14 to receive various security and bugfixes. The following security bugs were fixed: - CVE-2020-8992: Fixed an issue in ext4_protect_reserved_inode in fs/ext4/block_validity.c that allowed attackers to cause a soft lockup via a crafted journal size (bsc#1164069). - CVE-2020-8648: Fixed a use-after-free vulnerability in the n_tty_receive_buf_common function in drivers/tty/n_tty.c (bsc#1162928). - CVE-2020-2732: Fixed an issue affecting Intel CPUs where an L2 guest may trick the L0 hypervisor into accessing sensitive L1 resources (bsc#1163971). - CVE-2019-16746: There was an issue in net/wireless/nl80211.c where the kernel did not check the length of variable elements in a beacon head, leading to a buffer overflow (bsc#1152107).

Topics%20covered

Topics Covered

security advisory buffer overflow important kernel system update fix SUSE Linux

References

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#1161931 #1161933 #1161934 #1161935 #1161936

#1161937 #1162067 #1162109 #1162139 #1162171

#1162557 #1162617 #1162618 #1162619 #1162623

#1162928 #1162943 #1163206 #1163383 #1163384

#1163762 #1163774 #1163836 #1163840 #1163841

#1163842 #1163843 #1163844 #1163845 #1163846

#1163849 #1163850 #1163851 #1163852 #1163853

#1163855 #116...

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Announcement ID: SUSE-SU-2020:0667-1
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow important kernel system update fix SUSE Linux

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