USN-4435-2: ClamAV vulnerabilities
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Ubuntu Security Notice USN-4435-2
July 27, 2020
clamav vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 ESM
- Ubuntu 12.04 ESM
Summary:
Several security issues were fixed in ClamAV.
Software Description:
- 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)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 14.04 ESM:
clamav 0.102.4+dfsg-0ubuntu0.14.04.1+esm1
Ubuntu 12.04 ESM:
clamav 0.102.4+dfsg-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://usn.ubuntu.com/4435-2
https://usn.ubuntu.com/4435-1
CVE-2020-3327, CVE-2020-3350, CVE-2020-3481
A ClamAV security update has been released for Ubuntu Linux 14.04 ESM and 12.04 ESM.
