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USN-4146-2: ClamAV vulnerabilities

3 October 2019

Several security issues were fixed in ClamAV.

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Releases

Packages

  • clamav - Anti-virus utility for Unix

Details

USN-4146-1 fixed several vulnerabilities in ClamAV. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

Original advisory details:

It was discovered that ClamAV incorrectly handled unpacking ZIP files. A
remote attacker could possibly use this issue to cause ClamAV to crash,
resulting in a denial of service. (CVE-2019-12625)

It was discovered that ClamAV incorrectly handled unpacking bzip2 files. A
remote attacker could use this issue to cause ClamAV to crash, resulting in
a denial of service, or possibly execute arbitrary code. (CVE-2019-12900)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 14.04
Ubuntu 12.04

This update uses a new upstream release, which includes additional bug
fixes. In general, a standard system update will make all the necessary
changes.

Related notices

  • USN-4146-1: clamav-docs, libclamav-dev, clamdscan, libclamav9, clamav-daemon, clamav-testfiles, clamav-milter, clamav, clamav-base, clamav-freshclam
  • USN-4038-1: bzip2, libbz2-1.0, libbz2-dev, bzip2-doc
  • USN-4038-2: lib32bz2-1.0, bzip2, libbz2-dev, libbz2-1.0, lib32bz2-dev, lib64bz2-dev, bzip2-doc, lib64bz2-1.0