Debian Security Advisory

DLA-1668-1 libarchive -- LTS security update

Date Reported:
07 Feb 2019
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2019-1000019, CVE-2019-1000020.
More information:

Fuzzing found two further file-format specific issues in libarchive, a read-only segfault in 7z, and an infinite loop in ISO9660.

  • CVE-2019-1000019

    Out-of-bounds Read vulnerability in 7zip decompression, that can result in a crash (denial of service, CWE-125)

  • CVE-2019-1000020

    Vulnerability in ISO9660 parser that can result in DoS by infinite loop (CWE-835)

For Debian 8 Jessie, these problems have been fixed in version 3.1.2-11+deb8u7.

We recommend that you upgrade your libarchive packages.

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: