SB2020031930 - Gentoo update for ClamAV

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Input validation error (CVE-ID: CVE-2019-15961)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input passed via email messages due to overly long parsing of MIME messages. A remote attacker can send a specially crafted email message and perform a denial of service attack.

2) Out-of-bounds read (CVE-ID: CVE-2020-3123)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary condition in the Data-Loss-Prevention (DLP) module in Clam AntiVirus (ClamAV) with enabled optional DLP feature. A remote attacker can send a specially crafted email to the affected system, trigger an out-of-bounds read error and crash the ClamAV process.

Remediation

Install update from vendor's website.

References

• https://security.gentoo.org/
• https://security.gentoo.org/glsa/202003-46