NVD Vulnerability Detail

CVE-2015-8806

Summary	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.
Publication Date	April 14, 2016, 2:59 a.m.
Registration Date	Jan. 26, 2021, 2:59 p.m.
Last Update	Nov. 21, 2024, 11:39 a.m.

Affected software configurations

Configuration1		or higher	or less	more than	less than
cpe:2.3:a:xmlsoft:libxml2::::::::					2.9.4

Configuration2	or higher	or less	more than	less than
cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::
cpe:2.3:o:canonical:ubuntu_linux:15.10:::::::*
cpe:2.3:o:canonical:ubuntu_linux:12.04::::esm:::
cpe:2.3:o:canonical:ubuntu_linux:14.04::::esm:::

Configuration3		or higher	or less	more than	less than
cpe:2.3:o:debian:debian_linux:8.0:::::::*

Related information, measures and tools

No	URL	タグ
1	http://www.openwall.com/lists/oss-security/2016/02/03/5	Mailing List Third Party Advisory
2	http://www.openwall.com/lists/oss-security/2016/02/03/5	Mailing List Third Party Advisory
3	http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html	Third Party Advisory
4	http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html	Third Party Advisory
5	http://www.securityfocus.com/bid/82071	Third Party Advisory VDB Entry
6	http://www.securityfocus.com/bid/82071	Third Party Advisory VDB Entry
7	http://www.ubuntu.com/usn/USN-2994-1	Third Party Advisory
8	http://www.ubuntu.com/usn/USN-2994-1	Third Party Advisory
9	https://bugzilla.gnome.org/show_bug.cgi?id=749115	Issue Tracking Vendor Advisory
10	https://bugzilla.gnome.org/show_bug.cgi?id=749115	Issue Tracking Vendor Advisory
11	https://security.gentoo.org/glsa/201701-37	Third Party Advisory
12	https://security.gentoo.org/glsa/201701-37	Third Party Advisory
13	https://www.debian.org/security/2016/dsa-3593	Third Party Advisory
14	https://www.debian.org/security/2016/dsa-3593	Third Party Advisory

Common Vulnerabilities List

JVN Vulnerability Information

libxml2 の dict.c におけるサービス運用妨害 (DoS) の脆弱性

Title	libxml2 の dict.c におけるサービス運用妨害 (DoS) の脆弱性
Summary	libxml2 の dict.c には、サービス運用妨害 (ヒープベースのバッファオーバーリードおよびアプリケーションクラッシュ) 状態にされる脆弱性が存在します。
Possible impacts	第三者により、巧妙に細工された HTML ドキュメント内の "<!DOCTYPE html" サブストリング直後にある想定外の文字を介して、サービス運用妨害 (ヒープベースのバッファオーバーリードおよびアプリケーションクラッシュ) 状態にされる可能性があります。
Solution	ベンダ情報および参考情報を参照して適切な対策を実施してください。
Publication Date	May 8, 2015, midnight
Registration Date	April 19, 2016, 5:51 p.m.
Last Update	April 19, 2016, 5:51 p.m.

Affected System

xmlsoft.org

libxml2

CVE (情報セキュリティ共通脆弱性識別子)

No	Name	URL
Common Vulnerabilities and Exposures (CVE)
1	CVE-2015-8806	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8806
National Vulnerability Database (NVD)
2	CVE-2015-8806	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-8806

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-119	https://jvndb.jvn.jp/ja/cwe/CWE-119.html

ベンダー情報

No	Name	URL
GNOME Bugzilla
1	Bug 749115	https://bugzilla.gnome.org/show_bug.cgi?id=749115

Change Log

No	Changed Details	Date of change
0	[2016年04月19日] 掲載	Feb. 17, 2018, 10:37 a.m.