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PostPosted: Sun Mar 15, 2020 8:26 pm    Post subject: [ GLSA 202003-28 ] libarchive Reply with quote

Gentoo Linux Security Advisory

Title: libarchive: Multiple vulnerabilities (GLSA 202003-28)
Severity: normal
Exploitable: local, remote
Date: 2020-03-15
Bug(s): #699222, #710358
ID: 202003-28

Synopsis

Multiple vulnerabilities have been found in libarchive, the worst
of which may lead to arbitrary code execution.


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.


Affected Packages

Package: app-arch/libarchive
Vulnerable: < 3.4.2
Unaffected: >= 3.4.2
Architectures: All supported architectures


Description

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


Impact

A remote attacker could entice a user to open a specially crafted
archive file possibly resulting in the execution of arbitrary code with
the privileges of the process or a Denial of Service condition.


Workaround

There is no known workaround at this time.

Resolution

All libarchive users should upgrade to the latest version:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=app-arch/libarchive-3.4.2"
   


References

CVE-2019-18408
CVE-2020-9308
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