libarchive: Multiple vulnerabilities — GLSA 201908-11

Multiple vulnerabilities have been found in libarchive, the worst of which could result in the arbitrary execution of code.

Affected packages

app-arch/libarchive on all architectures
Affected versions < 3.3.3
Unaffected versions >= 3.3.3

Background

libarchive is a library for manipulating different streaming archive formats, including certain tar variants, several cpio formats, and both BSD and GNU ar variants.

Description

Multiple vulnerabilities have been discovered in libarchive. Please review the CVE identifiers referenced below for details.

Impact

Please review the referenced CVE identifiers for details.

Workaround

There is no known workaround at this time.

Resolution

All libarchive users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=app-arch/libarchive-3.3.3"
 

References

Release date
August 15, 2019

Latest revision
August 15, 2019: 1

Severity
normal

Exploitable
remote

Bugzilla entries