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


Severity

Recommended
low

Based on Debian security rating

    Threat Intelligence

    EPSS
    0.64% (80th percentile)

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  • Snyk ID SNYK-DEBIAN11-LRZIP-524633
  • published 2 May 2018
  • disclosed 2 May 2018

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 lzma_decompress_buf function of stream.c, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact.