CVE-2015-8806
First published: Wed Apr 13 2016(Updated: )
dict.c in libxml2 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via an unexpected character immediately after the "<!DOCTYPE html" substring in a crafted HTML document.
Credit: security@debian.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/libxml2 | 2.9.4+dfsg1-7+deb10u4 2.9.4+dfsg1-7+deb10u6 2.9.10+dfsg-6.7+deb11u4 2.9.14+dfsg-1.3~deb12u1 2.9.14+dfsg-1.3 | |
| libxml2-devel | <2.9.4 | |
| Ubuntu | =12.04 | |
| Ubuntu | =14.04 | |
| Ubuntu | =15.10 | |
| Ubuntu | =16.04 | |
| Debian | =8.0 |
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Reference Links
- http://www.openwall.com/lists/oss-security/2016/02/03/5
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
- http://www.securityfocus.com/bid/82071
- http://www.ubuntu.com/usn/USN-2994-1
- https://bugzilla.gnome.org/show_bug.cgi?id=749115
- https://security.gentoo.org/glsa/201701-37
- https://www.debian.org/security/2016/dsa-3593
- https://security-tracker.debian.org/tracker/CVE-2015-8806
Frequently Asked Questions
What is the severity of CVE-2015-8806?
CVE-2015-8806 has been classified as a denial of service vulnerability due to heap-based buffer over-read and application crash.
How do I fix CVE-2015-8806?
To fix CVE-2015-8806, you should upgrade to the patched versions of libxml2 as specified in the security advisories.
What versions of libxml2 are affected by CVE-2015-8806?
CVE-2015-8806 affects versions of libxml2 prior to 2.9.4 and up to 2.9.4+dfsg1-7+deb10u4.
Can CVE-2015-8806 be exploited remotely?
Yes, CVE-2015-8806 can be exploited by remote attackers through crafted HTML documents.
What is the impact of CVE-2015-8806?
The impact of CVE-2015-8806 is a denial of service, causing the application to crash upon processing certain input.
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