Buffer Overflow Affecting kernel-debug-devel package, versions <0:3.10.0-1062.1.2.el7


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.1% (42nd percentile)

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  • Snyk IDSNYK-CENTOS7-KERNELDEBUGDEVEL-2145640
  • published26 Jul 2021
  • disclosed17 Sept 2019

Introduced: 17 Sep 2019

CVE-2019-14835  (opens in a new tab)
CWE-120  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Centos:7 kernel-debug-devel to version 0:3.10.0-1062.1.2.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debug-devel package and not the kernel-debug-devel package as distributed by Centos. See How to fix? for Centos:7 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