Bug 1305813 (CVE-2016-1523) - CVE-2016-1523 graphite2: Heap-based buffer overflow in context item handling functionality
Summary: CVE-2016-1523 graphite2: Heap-based buffer overflow in context item handling ...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2016-1523
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1305814 Engineering1309052 Engineering1309053
Blocks: Embargoed1305678
TreeView+ depends on / blocked
 
Reported: 2016-02-09 10:09 UTC by Adam Mariš
Modified: 2021-02-17 04:22 UTC (History)
4 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
A vulnerability has been discovered in Graphite2. An attacker able to trick an unsuspecting user into opening specially crafted font files in an application using Graphite2 could exploit these flaws to cause the application to crash or, potentially, execute arbitrary code with the privileges of the application.
Clone Of:
Environment:
Last Closed: 2016-06-01 19:20:03 UTC

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2016:0197 0 normal SHIPPED_LIVE Critical: firefox security update 2016-02-16 15:37:09 UTC
Red Hat Product Errata RHSA-2016:0594 0 normal SHIPPED_LIVE Important: graphite2 security, bug fix, and enhancement update 2016-04-05 23:09:16 UTC

Description Adam Mariš 2016-02-09 10:09:27 UTC 
An exploitable heap-based buffer overflow was found in the context item handling functionality of Libgraphite. A specially crafted font can cause a buffer overflow resulting in potential code execution. An attacker can provide a malicious font to trigger this vulnerability.

External Reference:

http://www.talosintel.com/reports/TALOS-2016-0059/
Comment 1 Adam Mariš 2016-02-09 10:09:51 UTC 
Created graphite2 tracking bugs for this issue:

Affects: fedora-all [bug 1305814]
Comment 3 errata-xmlrpc 2016-02-16 10:41:23 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 5
  Red Hat Enterprise Linux 6
  Red Hat Enterprise Linux 7

Via RHSA-2016:0197 https://rhn.redhat.com/errata/RHSA-2016-0197.html
Comment 5 errata-xmlrpc 2016-04-05 19:09:56 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2016:0594 https://rhn.redhat.com/errata/RHSA-2016-0594.html
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