Use After Free Affecting kernel-default-livepatch package, versions <5.14.21-150400.24.100.2


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.01% (1st percentile)

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  • Snyk IDSNYK-SLES154-KERNELDEFAULTLIVEPATCH-6125435
  • published14 Dec 2023
  • disclosed13 Dec 2023

Introduced: 13 Dec 2023

CVE-2023-6039  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 kernel-default-livepatch to version 5.14.21-150400.24.100.2 or higher.

NVD Description

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

A use-after-free flaw was found in lan78xx_disconnect in drivers/net/usb/lan78xx.c in the network sub-component, net/usb/lan78xx in the Linux Kernel. This flaw allows a local attacker to crash the system when the LAN78XX USB device detaches.

CVSS Base Scores

version 3.1