PT-2017-3968 · Mozilla+5 · Graphite2 Library+8
Holger Fuhrmannek
·
Published
2017-03-08
·
Updated
2024-12-12
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CVE-2017-5436
CVSS v2.0
10
High
| Vector | AV:N/AC:L/Au:N/C:C/I:C/A:C |
Name of the Vulnerable Software and Affected Versions
Graphite 2 library (affected versions not specified)
Firefox versions prior to 53
Firefox ESR versions prior to 52.1
Firefox ESR versions prior to 45.9
Thunderbird versions prior to 52.1
Description
The issue is related to an out-of-bounds write in the Graphite 2 library, which can be triggered by a maliciously crafted Graphite font. This results in a potentially exploitable crash. The vulnerability can be exploited by a remote attacker to cause a denial of service.
Recommendations
For Firefox versions prior to 53, update to version 53 or later.
For Firefox ESR versions prior to 52.1, update to version 52.1 or later.
For Firefox ESR versions prior to 45.9, update to version 45.9 or later.
For Thunderbird versions prior to 52.1, update to version 52.1 or later.
As a temporary workaround, consider disabling the use of Graphite fonts until a patch is available.
Fix
Memory Corruption
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Centos
Firefox
Firefox Esr
Graphite2 Library
Red Hat
Suse
Thunderbird
Ubuntu