Use After Free Affecting kernel-livepatch-5_14_21-150400_15_5-rt package, versions <1-150400.1.3.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.43% (35th percentile)

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  • Snyk IDSNYK-SLES154-KERNELLIVEPATCH51421150400155RT-3181046
  • published24 Dec 2022
  • disclosed23 Dec 2022

Introduced: 23 Dec 2022

CVE-2020-16119  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 kernel-livepatch-5_14_21-150400_15_5-rt to version 1-150400.1.3.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-5_14_21-150400_15_5-rt package and not the kernel-livepatch-5_14_21-150400_15_5-rt package as distributed by SLES. See How to fix? for SLES:15.4 relevant fixed versions and status.

Use-after-free vulnerability in the Linux kernel exploitable by a local attacker due to reuse of a DCCP socket with an attached dccps_hc_tx_ccid object as a listener after being released. Fixed in Ubuntu Linux kernel 5.4.0-51.56, 5.3.0-68.63, 4.15.0-121.123, 4.4.0-193.224, 3.13.0.182.191 and 3.2.0-149.196.

CVSS Base Scores

version 3.1