Use After Free Affecting lrzip package, versions <0.631+git180517-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
1.27% (67th percentile)

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  • Snyk IDSNYK-DEBIAN11-LRZIP-525644
  • published17 Jan 2018
  • disclosed17 Jan 2018

Introduced: 17 Jan 2018

CVE-2018-5747  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Debian:11 lrzip to version 0.631+git180517-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream lrzip package and not the lrzip package as distributed by Debian. See How to fix? for Debian:11 relevant fixed versions and status.

In Long Range Zip (aka lrzip) 0.631, there is a use-after-free in the ucompthread function (stream.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted lrz file.

CVSS Base Scores

version 3.1