CVE-2017-10672 Use after free in n/a

Critical 9.8 Published 29 Jun 2017 Updated 5 Aug 2024

Remote attackers can execute arbitrary code via a use-after-free vulnerability in the Perl XML-LibXML module when controlling replaceChild arguments.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2017-10672?

CVE-2017-10672 is a critical use after free vulnerability in Debian Debian Linux, published on 29 Jun 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Use-after-free in the XML-LibXML module through 2.0129 for Perl allows remote attackers to execute arbitrary code by controlling the arguments to a replaceChild call.

Weakness: CWE-416

Which versions are affected by CVE-2017-10672?

It affects 2 products.

Linux distribution packages (12)

`perl-XML-LibXML` SUSE:Linux Enterprise Desktop 12 SP2	All versions	`2.0019-6.3.5`
`perl-XML-LibXML` SUSE:Linux Enterprise Desktop 12 SP3	All versions	`2.0019-6.3.5`
`perl-XML-LibXML` SUSE:Linux Enterprise Point of Sale 11 SP3	All versions	`1.66-3.3.1`
`perl-XML-LibXML` SUSE:Linux Enterprise Server 11 SP3-LTSS	All versions	`1.66-3.3.1`
`perl-XML-LibXML` SUSE:Linux Enterprise Server 11 SP3-TERADATA	All versions	`1.66-3.3.1`
`perl-XML-LibXML` SUSE:Linux Enterprise Server 11 SP4	All versions	`1.66-3.3.1`
`perl-XML-LibXML` SUSE:Linux Enterprise Server 12 SP2	All versions	`2.0019-6.3.5`
`perl-XML-LibXML` SUSE:Linux Enterprise Server 12 SP3	All versions	`2.0019-6.3.5`
`perl-XML-LibXML` SUSE:Linux Enterprise Server for Raspberry Pi 12 SP2	All versions	`2.0019-6.3.5`
`perl-XML-LibXML` SUSE:Linux Enterprise Server for SAP Applications 11 SP4	All versions	`1.66-3.3.1`
`perl-XML-LibXML` SUSE:Linux Enterprise Server for SAP Applications 12 SP2	All versions	`2.0019-6.3.5`
`perl-XML-LibXML` SUSE:Linux Enterprise Server for SAP Applications 12 SP3	All versions	`2.0019-6.3.5`

Products include Debian Debian Linux, Xml-Libxml Project Xml-Libxml.

How do I fix CVE-2017-10672?

Upgrade to a fixed version.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2017-10672 being exploited?

There is no known exploitation of CVE-2017-10672 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2017-10672, DLA-1171-1, DSA-4042-1, GHSA-v3c8-h936-vqgh, MGASA-2017-0254, SUSE-SU-2018:0123-1 and 3 more.