CVE-2017-15412

Publication date 7 December 2017

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Use after free in libxml2 before 2.9.5, as used in Google Chrome prior to 63.0.3239.84 and other products, allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
chromium-browser	18.10 cosmic	Fixed 63.0.3239.84-0ubuntu1
	18.04 LTS bionic	Fixed 63.0.3239.84-0ubuntu1
	17.10 artful	Fixed 63.0.3239.84-0ubuntu0.17.10.1
	17.04 zesty	Fixed 63.0.3239.84-0ubuntu0.17.04.1
	16.04 LTS xenial	Fixed 63.0.3239.84-0ubuntu0.16.04.1
	14.04 LTS trusty	Fixed 63.0.3239.84-0ubuntu0.14.04.1
libxml2	18.10 cosmic	Fixed 2.9.4+dfsg1-6.1ubuntu1
	18.04 LTS bionic	Fixed 2.9.4+dfsg1-6.1ubuntu1
	17.10 artful	Fixed 2.9.4+dfsg1-4ubuntu1.2
	17.04 zesty	Fixed 2.9.4+dfsg1-2.2ubuntu0.3
	16.04 LTS xenial	Fixed 2.9.3+dfsg1-1ubuntu0.5
	14.04 LTS trusty	Fixed 2.9.1+dfsg1-3ubuntu4.12
oxide-qt	18.10 cosmic	Not in release
	18.04 LTS bionic	Not in release
	17.10 artful	Ignored end of life
	17.04 zesty	Ignored end of life
	16.04 LTS xenial	Ignored end of standard support
	14.04 LTS trusty	Not in release

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
libxml2	Other: ?id=0f3

Severity score breakdown

CVSS version: CVSS v3.0

Base score 8.8 · High

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality impact	High
Integrity impact	High
Availability impact	High

Scores

Parameter	Value
Base score	8.8 · High
Exploitability score	-
Impact score	-

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-3513-1
libxml2 vulnerability
13 December 2017

USN-3513-2
libxml2 vulnerability
13 December 2017

Other references

https://www.cve.org/CVERecord?id=CVE-2017-15412