Arch Linux Security Advisory ASA-201801-15

Severity: High
Date : 2018-01-18
CVE-ID : CVE-2017-10672
Package : perl-xml-libxml
Type : arbitrary code execution
Remote : Yes
Link : https://security.archlinux.org/AVG-501

Summary

The package perl-xml-libxml before version 2.0130-1 is vulnerable to
arbitrary code execution.

Resolution

Upgrade to 2.0130-1.

pacman -Syu “perl-xml-libxml>=2.0130-1”

The problem has been fixed upstream in version 2.0130.

Workaround

None.

Description

A use-after-free vulnerability has been discovered in the perl XML-
LibXML module before 2.0130 which allows remote attackers to execute
arbitrary code by controlling the arguments to a replaceChild call.

Impact

A remote attacker is able to execute arbitrary code on the affected
host by controlling the arguments to a replaceChild call.

References

https://bugs.archlinux.org/task/56377
https://rt.cpan.org/Public/Bug/Display.html?id=122246
https://security.archlinux.org/CVE-2017-10672