CVE-2015-0823: Use After Free

Published Feb 25, 2015
·
Updated

Multiple use-after-free vulnerabilities in OpenType Sanitiser, as used in Mozilla Firefox before 36.0, might allow remote attackers to trigger problematic Developer Console information or possibly have unspecified other impact by leveraging incorrect macro expansion, related to the ots::otsgaspparse function.

Affected Software

238 affected components
Canonical Ubuntu Linux=12.04
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=14.10
Opentype Sanitiser Project Opentype Sanitiser
Mozilla Firefox<=35.0.1
Mozilla Firefox=0.1
Mozilla Firefox=0.2
Mozilla Firefox=0.3
Mozilla Firefox=0.4
Mozilla Firefox=0.5
Mozilla Firefox=0.6
Mozilla Firefox=0.6.1
Mozilla Firefox=0.7
Mozilla Firefox=0.7.1
Mozilla Firefox=0.8
Mozilla Firefox=0.9
Mozilla Firefox=0.9-rc
Mozilla Firefox=0.9.1
Mozilla Firefox=0.9.2
Mozilla Firefox=0.9.3
Mozilla Firefox=0.10
Mozilla Firefox=0.10.1
Mozilla Firefox=1.0
Mozilla Firefox=1.0-preview_release
Mozilla Firefox=1.0.1
Mozilla Firefox=1.0.2
Mozilla Firefox=1.0.3
Mozilla Firefox=1.0.4
Mozilla Firefox=1.0.5
Mozilla Firefox=1.0.6
Mozilla Firefox=1.0.7
Mozilla Firefox=1.0.8
Mozilla Firefox=1.4.1
Mozilla Firefox=1.5
Mozilla Firefox=1.5-beta1
Mozilla Firefox=1.5-beta2
Mozilla Firefox=1.5.0.1
Mozilla Firefox=1.5.0.2
Mozilla Firefox=1.5.0.3
Mozilla Firefox=1.5.0.4
Mozilla Firefox=1.5.0.5
Mozilla Firefox=1.5.0.6
Mozilla Firefox=1.5.0.7
Mozilla Firefox=1.5.0.8
Mozilla Firefox=1.5.0.9
Mozilla Firefox=1.5.0.10
Mozilla Firefox=1.5.0.11
Mozilla Firefox=1.5.0.12
Mozilla Firefox=1.5.1
Mozilla Firefox=1.5.2
Mozilla Firefox=1.5.3
Mozilla Firefox=1.5.4
Mozilla Firefox=1.5.5
Mozilla Firefox=1.5.6
Mozilla Firefox=1.5.7
Mozilla Firefox=1.5.8
Mozilla Firefox=1.8
Mozilla Firefox=2.0
Mozilla Firefox=2.0.0.1
Mozilla Firefox=2.0.0.2
Mozilla Firefox=2.0.0.3
Mozilla Firefox=2.0.0.4
Mozilla Firefox=2.0.0.5
Mozilla Firefox=2.0.0.6
Mozilla Firefox=2.0.0.7
Mozilla Firefox=2.0.0.8
Mozilla Firefox=2.0.0.9
Mozilla Firefox=2.0.0.10
Mozilla Firefox=2.0.0.11
Mozilla Firefox=2.0.0.12
Mozilla Firefox=2.0.0.13
Mozilla Firefox=2.0.0.14
Mozilla Firefox=2.0.0.15
Mozilla Firefox=2.0.0.16
Mozilla Firefox=2.0.0.17
Mozilla Firefox=2.0.0.18
Mozilla Firefox=2.0.0.19
Mozilla Firefox=2.0.0.20
Mozilla Firefox=3.0
Mozilla Firefox=3.0.1
Mozilla Firefox=3.0.2
Mozilla Firefox=3.0.3
Mozilla Firefox=3.0.4
Mozilla Firefox=3.0.5
Mozilla Firefox=3.0.6
Mozilla Firefox=3.0.7
Mozilla Firefox=3.0.8
Mozilla Firefox=3.0.9
Mozilla Firefox=3.0.10
Mozilla Firefox=3.0.11
Mozilla Firefox=3.0.12
Mozilla Firefox=3.0.13
Mozilla Firefox=3.0.14
Mozilla Firefox=3.0.15
Mozilla Firefox=3.0.16
Mozilla Firefox=3.0.17
Mozilla Firefox=3.0.18
Mozilla Firefox=3.0.19
Mozilla Firefox=3.5
Mozilla Firefox=3.5.1
Mozilla Firefox=3.5.2
Mozilla Firefox=3.5.3
Mozilla Firefox=3.5.4
Mozilla Firefox=3.5.5
Mozilla Firefox=3.5.6
Mozilla Firefox=3.5.7
Mozilla Firefox=3.5.8
Mozilla Firefox=3.5.9
Mozilla Firefox=3.5.10
Mozilla Firefox=3.5.11
Mozilla Firefox=3.5.12
Mozilla Firefox=3.5.13
Mozilla Firefox=3.5.14
Mozilla Firefox=3.5.15
Mozilla Firefox=3.5.16
Mozilla Firefox=3.5.17
Mozilla Firefox=3.5.18
Mozilla Firefox=3.5.19
Mozilla Firefox=3.6
Mozilla Firefox=3.6.2
Mozilla Firefox=3.6.3
Mozilla Firefox=3.6.4
Mozilla Firefox=3.6.6
Mozilla Firefox=3.6.7
Mozilla Firefox=3.6.8
Mozilla Firefox=3.6.9
Mozilla Firefox=3.6.10
Mozilla Firefox=3.6.11
Mozilla Firefox=3.6.12
Mozilla Firefox=3.6.13
Mozilla Firefox=3.6.14
Mozilla Firefox=3.6.15
Mozilla Firefox=3.6.16
Mozilla Firefox=3.6.17
Mozilla Firefox=3.6.18
Mozilla Firefox=3.6.19
Mozilla Firefox=3.6.20
Mozilla Firefox=3.6.21
Mozilla Firefox=3.6.22
Mozilla Firefox=3.6.23
Mozilla Firefox=3.6.24
Mozilla Firefox=3.6.25
Mozilla Firefox=3.6.26
Mozilla Firefox=3.6.27
Mozilla Firefox=3.6.28
Mozilla Firefox=4.0
Mozilla Firefox=4.0-beta1
Mozilla Firefox=4.0-beta10
Mozilla Firefox=4.0-beta11
Mozilla Firefox=4.0-beta12
Mozilla Firefox=4.0-beta2
Mozilla Firefox=4.0-beta3
Mozilla Firefox=4.0-beta4
Mozilla Firefox=4.0-beta5
Mozilla Firefox=4.0-beta6
Mozilla Firefox=4.0-beta7
Mozilla Firefox=4.0-beta8
Mozilla Firefox=4.0-beta9
Mozilla Firefox=4.0.1
Mozilla Firefox=5.0
Mozilla Firefox=5.0.1
Mozilla Firefox=6.0
Mozilla Firefox=6.0.1
Mozilla Firefox=6.0.2
Mozilla Firefox=7.0
Mozilla Firefox=7.0.1
Mozilla Firefox=8.0
Mozilla Firefox=8.0.1
Mozilla Firefox=9.0
Mozilla Firefox=9.0.1
Mozilla Firefox=10.0
Mozilla Firefox=10.0.1
Mozilla Firefox=10.0.2
Mozilla Firefox=10.0.3
Mozilla Firefox=10.0.4
Mozilla Firefox=10.0.5
Mozilla Firefox=10.0.6
Mozilla Firefox=10.0.7
Mozilla Firefox=10.0.8
Mozilla Firefox=10.0.9
Mozilla Firefox=10.0.10
Mozilla Firefox=10.0.11
Mozilla Firefox=10.0.12
Mozilla Firefox=11.0
Mozilla Firefox=12.0
Mozilla Firefox=12.0-beta6
Mozilla Firefox=13.0
Mozilla Firefox=13.0.1
Mozilla Firefox=14.0
Mozilla Firefox=14.0.1
Mozilla Firefox=15.0
Mozilla Firefox=15.0.1
Mozilla Firefox=16.0
Mozilla Firefox=16.0.1
Mozilla Firefox=16.0.2
Mozilla Firefox=17.0
Mozilla Firefox=17.0.1
Mozilla Firefox=17.0.2
Mozilla Firefox=17.0.3
Mozilla Firefox=17.0.4
Mozilla Firefox=17.0.5
Mozilla Firefox=17.0.6
Mozilla Firefox=17.0.7
Mozilla Firefox=17.0.8
Mozilla Firefox=17.0.9
Mozilla Firefox=17.0.10
Mozilla Firefox=17.0.11
Mozilla Firefox=18.0
Mozilla Firefox=18.0.1
Mozilla Firefox=18.0.2
Mozilla Firefox=19.0
Mozilla Firefox=19.0.1
Mozilla Firefox=19.0.2
Mozilla Firefox=20.0
Mozilla Firefox=20.0.1
Mozilla Firefox=21.0
Mozilla Firefox=22.0
Mozilla Firefox=23.0
Mozilla Firefox=23.0.1
Mozilla Firefox=24.0
Mozilla Firefox=24.1
Mozilla Firefox=24.1.1
Mozilla Firefox=25.0
Mozilla Firefox=25.0.1
Mozilla Firefox=26.0
Mozilla Firefox=27.0
Mozilla Firefox=27.0.1
Mozilla Firefox=28.0
Mozilla Firefox=29.0
Mozilla Firefox=29.0.1
Mozilla Firefox=30.0
Mozilla Firefox=31.0
Mozilla Firefox=31.1.0
Mozilla Firefox=32.0
Mozilla Firefox=33.0
Mozilla Firefox=34.0.5
openSUSE openSUSE=13.1
openSUSE openSUSE=13.2

Remediation

Patch Available

https://github.com/khaledhosny/ots/commit/003c62d28ae438aa8943cb31535563397f838a2c

Event History

Feb 25, 2015
CVE Published
via MITRE·11:00 AM
Data Sourced
via MITRE·11:00 AM
Description

Frequently Asked Questions

1

What is the severity of CVE-2015-0823?

CVE-2015-0823 is classified as a moderate security vulnerability in Mozilla Firefox due to multiple use-after-free issues.

2

How do I fix CVE-2015-0823?

To mitigate CVE-2015-0823, users should upgrade to a patched version of Mozilla Firefox, specifically version 36.0 or later.

3

What versions of Firefox are affected by CVE-2015-0823?

CVE-2015-0823 affects Mozilla Firefox versions prior to 36.0.

4

What impact can CVE-2015-0823 have on my system?

Exploitation of CVE-2015-0823 may lead to the execution of arbitrary code or crashes through use-after-free vulnerabilities.

5

Is CVE-2015-0823 specific only to Firefox?

While CVE-2015-0823 primarily affects Firefox, it is related to the OpenType Sanitiser used in multiple applications.

Company

Resources

Contact

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