1. Ubuntu Security Notices
  2. USN-4435-2

USN-4435-2: ClamAV vulnerabilities

Publication date

27 July 2020

Overview

Several security issues were fixed in ClamAV.

Releases

Packages

  • clamav - Anti-virus utility for Unix

Details

USN-4435-1 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 parsing ARJ archives. A
remote attacker could possibly use this issue to cause ClamAV to crash,
resulting in a denial of service. (CVE-2020-3327)

It was discovered that ClamAV incorrectly handled scanning malicious files.
A local attacker could possibly use this issue to delete arbitrary files.
(CVE-2020-3350)

It was discovered that ClamAV incorrectly handled parsing EGG archives. A
remote attacker could possibly use this issue to cause ClamAV to crash,
resulting in a denial of service. (CVE-2020-3481)

USN-4435-1 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 parsing ARJ archives. A
remote attacker could possibly use this issue to cause ClamAV to crash,
resulting in a denial of service. (CVE-2020-3327)

It was discovered that ClamAV incorrectly handled scanning malicious files.
A local attacker could possibly use this issue to delete arbitrary files.
(CVE-2020-3350)

It was discovered that ClamAV incorrectly handled parsing EGG archives. A
remote attacker could possibly use this issue to cause ClamAV to crash,
resulting in a denial of service. (CVE-2020-3481)

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
14.04 trusty clamav –  0.102.4+dfsg-0ubuntu0.14.04.1+esm1
12.04 precise clamav –  0.102.4+dfsg-0ubuntu0.12.04.1

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References

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