GLSA 202009-15: libuv: Buffer overflow

http://security.gentoo.org/

Severity:	normal
Title:	libuv: Buffer overflow
Date:	09/29/2020
Bugs:	#742890
ID:	202009-15

Synopsis

A buffer overflow in libuv might allow remote attacker(s) to execute arbitrary code.

Background

libuv is a multi-platform support library with a focus on asynchronous I/O.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
dev-libs/libuv	< 1.39.0	>= 1.39.0	All supported architectures

Description

libuv used an incorrect buffer size for paths, causing a buffer overflow.

Impact

A remote attacker could possibly execute arbitrary code with the privileges of the process, or cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All libuv users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=dev-libs/libuv-1.39.0"

References

CVE-2020-8252

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202009-15.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.