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[SUSE-SU-2021:2020-1] Security update for the Linux Kernel (Live Patch 24 for SLE 15 SP1)

Severity Important
CVEs 4
Info References Vulnerabilities

Security update for the Linux Kernel (Live Patch 24 for SLE 15 SP1)

This update for the Linux Kernel 4.12.14-197_89 fixes several issues.

The following issues were fixed:

  • CVE-2021-33200: Enforcing incorrect limits for pointer arithmetic operations by the BPF verifier could be abused to perform out-of-bounds reads and writes in kernel memory (bsc#1186484).
  • CVE-2021-33034: Fixed a use-after-free when destroying an hci_chan. This could lead to writing an arbitrary values (bsc#1186111).
  • CVE-2021-23134: A Use After Free vulnerability in nfc sockets allowed local attackers to elevate their privileges (bnc#1186060).
  • CVE-2021-32399: Fixed a race condition when removing the HCI controller (bnc#1184611).
  • Fixed a data loss/data corruption that occurs if there is a write error on an md/raid array (bsc#1185680).
ID
SUSE-SU-2021:2020-1
Severity
important
URL
https://www.suse.com/support/update/announcement/2021/suse-su-20212020-1/
Published
2021-06-18T09:42:58
(3 years ago)
Modified
2021-06-18T09:42:58
(3 years ago)
Rights
Copyright 2024 SUSE LLC. All rights reserved.
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# CVE Description CVSS EPSS EPSS Trend (30 days) Affected Products Weaknesses Security Advisories Exploits PoC Pubblication Date Modification Date
# CVE Description CVSS EPSS EPSS Trend (30 days) Affected Products Weaknesses Security Advisories PoC Pubblication Date Modification Date