USN-3550-1: ClamAV vulnerabilities

Ubuntu Security Notice USN-3550-1

30th January, 2018

clamav vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 17.10
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS

Summary

Several security issues were fixed in ClamAV.

Software description

  • clamav - Anti-virus utility for Unix

Details

It was discovered that ClamAV incorrectly handled parsing certain mail
messages. A remote attacker could use this issue to cause ClamAV to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2017-12374, CVE-2017-12375, CVE-2017-12379, CVE-2017-12380)

It was discovered that ClamAV incorrectly handled parsing certain PDF
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-2017-12376)

It was discovered that ClamAV incorrectly handled parsing certain mew
packet 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-2017-12377)

It was discovered that ClamAV incorrectly handled parsing certain TAR
files. A remote attacker could possibly use this issue to cause ClamAV to
crash, resulting in a denial of service. (CVE-2017-12378)

In the default installation, attackers would be isolated by the ClamAV
AppArmor profile.

Update instructions

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

Ubuntu 17.10:
clamav 0.99.3+addedllvm-0ubuntu0.17.10.1
Ubuntu 16.04 LTS:
clamav 0.99.3+addedllvm-0ubuntu0.16.04.1
Ubuntu 14.04 LTS:
clamav 0.99.3+addedllvm-0ubuntu0.14.04.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

CVE-2017-12374, CVE-2017-12375, CVE-2017-12376, CVE-2017-12377, CVE-2017-12378, CVE-2017-12379, CVE-2017-12380