CVE-2017-16932

Publication date 23 November 2017

Last updated 25 August 2025

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

Description

parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities.

Status

Package Ubuntu Release Status
libxml2 18.04 LTS bionic
Fixed 2.9.4+dfsg1-6.1ubuntu1.2
17.10 artful
Fixed 2.9.4+dfsg1-4ubuntu1.1
17.04 zesty
Fixed 2.9.4+dfsg1-2.2ubuntu0.2
16.04 LTS xenial
Fixed 2.9.3+dfsg1-1ubuntu0.4
14.04 LTS trusty
Fixed 2.9.1+dfsg1-3ubuntu4.11

Patch details

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

Package Patch details
libxml2

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

Other references