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JVN脆弱性詳細

Google Chrome の Fonts の実装におけるサービス運用妨害 (DoS) の脆弱性

Title	Google Chrome の Fonts の実装におけるサービス運用妨害 (DoS) の脆弱性
Summary	Google Chrome の Fonts の実装は、データ構造に対してメモリを初期化しないため、サービス運用妨害 (DoS) 状態にされるなど、不特定の影響を受ける脆弱性が存在します。
Possible impacts	第三者により、サービス運用妨害 (DoS) 状態にされるなど、不特定の影響を受ける可能性があります。
Solution	ベンダより正式な対策が公開されています。ベンダ情報を参照して適切な対策を実施してください。
Publication Date	Oct. 6, 2014, midnight
Registration Date	Jan. 26, 2015, 5:52 p.m.
Last Update	March 18, 2015, 5:47 p.m.

Affected System

Google

Google Chrome 40.0.2214.91 未満

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-2014-7942	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-7942
National Vulnerability Database (NVD)
2	CVE-2014-7942	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-7942

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-399	https://jvndb.jvn.jp/ja/cwe/CWE-399.html

ベンダー情報

No	Name	URL
Google
1	Google Chrome	https://www.google.com/intl/ja/chrome/browser/features.html
2	Stable Channel Update	http://googlechromereleases.blogspot.jp/2015/01/stable-update.html
Red Hat Security Advisory
3	RHSA-2015:0093	https://rhn.redhat.com/errata/RHSA-2015-0093.html

Change Log

No	Changed Details	Date of change
0	[2015年01月26日] 掲載 [2015年03月18日] ベンダ情報：レッドハット (RHSA-2015:0093) を追加	Feb. 17, 2018, 10:37 a.m.

NVD Vulnerability Information

CVE-2014-7942

Summary	The Fonts implementation in Google Chrome before 40.0.2214.91 does not initialize memory for a data structure, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors.
Publication Date	Jan. 23, 2015, 7:59 a.m.
Registration Date	Jan. 26, 2021, 3:19 p.m.
Last Update	Nov. 21, 2024, 11:18 a.m.

Affected software configurations

Configuration1		or higher	or less	more than	less than
cpe:2.3:a:chromium:chromium:40.0.2214.110:::::::*

Configuration2	or higher	or less	more than	less than
cpe:2.3:o:redhat:enterprise_linux_desktop_supplementary:6.0:::::::*
cpe:2.3:o:redhat:enterprise_linux_server_supplementary:6.0:::::::*
cpe:2.3:o:redhat:enterprise_linux_workstation_supplementary:6.0:::::::*
cpe:2.3:o:redhat:enterprise_linux_server_supplementary_eus:6.6.z:::::::*

Configuration3		or higher	or less	more than	less than
cpe:2.3:a:google:chrome::::::::			40.0.2214.85

Configuration5	or higher	or less	more than	less than
cpe:2.3:o:canonical:ubuntu_linux:14.10:::::::*
cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::

Related information, measures and tools

No	URL	refsource	タグ
1	http://googlechromereleases.blogspot.com/2015/01/stable-update.html
2	http://googlechromereleases.blogspot.com/2015/01/stable-update.html
3	http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00005.html
4	http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00005.html
5	http://rhn.redhat.com/errata/RHSA-2015-0093.html
6	http://rhn.redhat.com/errata/RHSA-2015-0093.html
7	http://secunia.com/advisories/62383
8	http://secunia.com/advisories/62383
9	http://secunia.com/advisories/62575
10	http://secunia.com/advisories/62575
11	http://secunia.com/advisories/62665
12	http://secunia.com/advisories/62665
13	http://security.gentoo.org/glsa/glsa-201502-13.xml
14	http://security.gentoo.org/glsa/glsa-201502-13.xml
15	http://www.securityfocus.com/bid/72288
16	http://www.securityfocus.com/bid/72288
17	http://www.securitytracker.com/id/1031623
18	http://www.securitytracker.com/id/1031623
19	http://www.ubuntu.com/usn/USN-2476-1
20	http://www.ubuntu.com/usn/USN-2476-1
21	https://code.google.com/p/chromium/issues/detail?id=426762
22	https://code.google.com/p/chromium/issues/detail?id=426762

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-399	リソース管理の問題	https://cwe.mitre.org/data/definitions/399.html