SB2016052005 - Out-of-bounds read in Apple MAC OS X

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Main Vulnerability Database SB2016052005

SB2016052005 - Out-of-bounds read in Apple MAC OS X

Published: May 20, 2016 Updated: July 27, 2020

Security Bulletin ID SB2016052005
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Out-of-bounds read (CVE-ID: CVE-2016-1839)

CWE-ID: CWE-125 - Out-of-bounds read

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in 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,. A remote attacker can perform a denial of service (heap-based buffer over-read) via a crafted XML document.


Remediation

Install update from vendor's website.

References