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CVE-2016-1839

Publication date 20 May 2016

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

The xmlDictAddString function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1, allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted XML document.

Status

Package Ubuntu Release Status
libxml2 17.04 zesty
Not affected
16.10 yakkety
Not affected
16.04 LTS xenial
Fixed 2.9.3+dfsg1-1ubuntu0.1
15.10 wily
Fixed 2.9.2+zdfsg1-4ubuntu0.4
14.04 LTS trusty
Fixed 2.9.1+dfsg1-3ubuntu4.8
12.04 LTS precise
Fixed 2.7.8.dfsg-5.1ubuntu4.15

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 5.5 · Medium
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H