Buffer Overflow Affecting kernel-vanilla-base package, versions <4.12.14-150.35.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.1% (42nd percentile)

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  • Snyk IDSNYK-SLES150-KERNELVANILLABASE-3256379
  • published14 Apr 2022
  • disclosed20 Sept 2019

Introduced: 20 Sep 2019

CVE-2019-14835  (opens in a new tab)
CWE-120  (opens in a new tab)

How to fix?

Upgrade SLES:15.0 kernel-vanilla-base to version 4.12.14-150.35.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-vanilla-base package and not the kernel-vanilla-base package as distributed by SLES. See How to fix? for SLES:15.0 relevant fixed versions and status.

A buffer overflow flaw was found, in versions from 2.6.34 to 5.2.x, in the way Linux kernel's vhost functionality that translates virtqueue buffers to IOVs, logged the buffer descriptors during migration. A privileged guest user able to pass descriptors with invalid length to the host when migration is underway, could use this flaw to increase their privileges on the host.

References

CVSS Scores

version 3.1