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==========================================================================
Ubuntu Security Notice USN-3550-2
February 05, 2018

clamav vulnerabilities
==========================================================================

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

- Ubuntu 12.04 ESM

Summary:

Several security issues were fixed in ClamAV.

Software Description:
- clamav: Anti-virus utility for Unix

Details:

USN-3550-1 fixed several vulnerabilities in ClamAV. This update
provides the corresponding update for Ubuntu 12.04 ESM.

Original advisory 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 versions:

Ubuntu 12.04 ESM:
  clamav                          0.99.3+addedllvm-0ubuntu0.12.04.1

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:
  https://www.ubuntu.com/usn/usn-3550-2
  https://www.ubuntu.com/usn/usn-3550-1
  CVE-2017-12374, CVE-2017-12375, CVE-2017-12376, CVE-2017-12377,
  CVE-2017-12378, CVE-2017-12379, CVE-2017-12380

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