CVE-2015-7203: Buffer Overflow
First published: Wed Dec 16 2015(Updated: )
Buffer overflow in the DirectWriteFontInfo::LoadFontFamilyData function in gfx/thebes/gfxDWriteFontList.cpp in Mozilla Firefox before 43.0 might allow remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted font-family name.
Credit: security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Firefox | <=42.0 | |
| Fedora | =22 | |
| Fedora | =23 | |
| SUSE Linux | =42.1 | |
| SUSE Linux | =13.1 | |
| SUSE Linux | =13.2 |
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Reference Links
- http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174083.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174253.html
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00104.html
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00007.html
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00008.html
- http://www.mozilla.org/security/announce/2015/mfsa2015-144.html
- http://www.securityfocus.com/bid/79280
- http://www.securitytracker.com/id/1034426
- http://www.ubuntu.com/usn/USN-2833-1
- https://bugzilla.mozilla.org/show_bug.cgi?id=1201183
- https://hg.mozilla.org/mozilla-central/rev/e1bcc04808cc
- https://security.gentoo.org/glsa/201512-10
Frequently Asked Questions
What is the severity of CVE-2015-7203?
CVE-2015-7203 has a moderate severity rating due to the potential for denial of service and remote attacks.
How do I fix CVE-2015-7203?
To fix CVE-2015-7203, upgrade to Mozilla Firefox version 43.0 or later.
Which versions of Firefox are affected by CVE-2015-7203?
CVE-2015-7203 affects Mozilla Firefox versions prior to 43.0.
Are specific Linux distributions affected by CVE-2015-7203?
Yes, CVE-2015-7203 affects Fedora versions 22 and 23, as well as openSUSE versions 13.1, 13.2, and Leap 42.1.
What type of attack is possible with CVE-2015-7203?
CVE-2015-7203 allows remote attackers to exploit a buffer overflow vulnerability leading to potential denial of service.
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- vendor/mozilla
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- version/firefox/42.0
- vendor/fedoraproject
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- version/fedora/22
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- version/suse linux/42.1
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- version/suse linux/13.2