製品・ソフトウェアに関する情報

JVN脆弱性詳細

複数の製品で使用される Webkit におけるサービス運用妨害 (DoS) の脆弱性

Title	複数の製品で使用される Webkit におけるサービス運用妨害 (DoS) の脆弱性
Summary	Google Chrome の Cascading Style Sheets (CSS) の実装には、:first-letter 擬似要素に関する処理に不備があるため、サービス運用妨害 (DoS) 状態となるなど、不特定の影響を受ける脆弱性が存在します。本脆弱性は Webkit における脆弱性です。 Google Chrome 以外の Webkit を利用する製品も影響を受ける可能性があります。
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	June 26, 2012, midnight
Registration Date	June 28, 2012, 3:48 p.m.
Last Update	Oct. 4, 2012, 4:59 p.m.

CVSS2.0 : 危険
Score	7.5
Vector	AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected System

アップル

iTunes 10.7 未満

Safari 6.0.1 未満

Google

Google Chrome 20.0.1132.43 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-2012-2829	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-2829
National Vulnerability Database (NVD)
2	CVE-2012-2829	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2012-2829

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
Apple Security Updates
1	HT5485	http://support.apple.com/kb/HT5485
2	HT5502	http://support.apple.com/kb/HT5502
Apple セキュリティアップデート
3	HT5485	http://support.apple.com/kb/HT5485?viewlocale=ja_JP
4	HT5502	http://support.apple.com/kb/HT5502?viewlocale=ja_JP
Google
5	Google Chrome	http://www.google.co.jp/chrome/intl/ja/landing_ff_yt.html?hl=ja&hl=ja
6	Stable Channel Update	http://googlechromereleases.blogspot.jp/2012/06/stable-channel-update_26.html
opensuse-updates
7	openSUSE-SU-2012:0813	http://lists.opensuse.org/opensuse-updates/2012-07/msg00003.html

その他

No	Name	URL
JVN
1	JVNVU#503755	http://jvn.jp/cert/JVNVU503755/index.html

Change Log

No	Changed Details	Date of change
0	[2012年06月28日] 掲載 [2012年07月26日] ベンダ情報：openSUSE (openSUSE-SU-2012:0813) を追加 [2012年10月04日] タイトル：アップル (HT5485、HT5502) の公開に伴い内容を更新概要：アップル (HT5485、HT5502) の公開に伴い内容を更新影響を受けるシステム：アップル (HT5485) の情報を追加影響を受けるシステム：アップル (HT5502) の情報を追加ベンダ情報：アップル (HT5485) を追加ベンダ情報：アップル (HT5502) を追加	Feb. 17, 2018, 10:37 a.m.

NVD Vulnerability Information

CVE-2012-2829

Summary	Use-after-free vulnerability in the Cascading Style Sheets (CSS) implementation in Google Chrome before 20.0.1132.43 allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to the :first-letter pseudo-element.
Publication Date	June 27, 2012, 7:18 p.m.
Registration Date	Jan. 28, 2021, 2:59 p.m.
Last Update	Nov. 21, 2024, 10:39 a.m.

Affected software configurations

Configuration1	or higher	or less	more than	less than
cpe:2.3:a:google:chrome:20.0.1132.37:::::::*
cpe:2.3:a:google:chrome:20.0.1132.16:::::::*
cpe:2.3:a:google:chrome:20.0.1132.14:::::::*
cpe:2.3:a:google:chrome:20.0.1132.22:::::::*
cpe:2.3:a:google:chrome:20.0.1132.30:::::::*
cpe:2.3:a:google:chrome:20.0.1132.26:::::::*
cpe:2.3:a:google:chrome:20.0.1132.2:::::::*
cpe:2.3:a:google:chrome:20.0.1132.11:::::::*
cpe:2.3:a:google:chrome:20.0.1132.3:::::::*
cpe:2.3:a:google:chrome:20.0.1132.25:::::::*
cpe:2.3:a:google:chrome:20.0.1132.24:::::::*
cpe:2.3:a:google:chrome:20.0.1132.41:::::::*
cpe:2.3:a:google:chrome:20.0.1132.32:::::::*
cpe:2.3:a:google:chrome:20.0.1132.38:::::::*
cpe:2.3:a:google:chrome:20.0.1132.31:::::::*
cpe:2.3:a:google:chrome:20.0.1132.8:::::::*
cpe:2.3:a:google:chrome:20.0.1132.4:::::::*
cpe:2.3:a:google:chrome:20.0.1132.17:::::::*
cpe:2.3:a:google:chrome:20.0.1132.7:::::::*
cpe:2.3:a:google:chrome:20.0.1132.18:::::::*
cpe:2.3:a:google:chrome:20.0.1132.0:::::::*
cpe:2.3:a:google:chrome::::::::		20.0.1132.42
cpe:2.3:a:google:chrome:20.0.1132.5:::::::*
cpe:2.3:a:google:chrome:20.0.1132.27:::::::*
cpe:2.3:a:google:chrome:20.0.1132.1:::::::*
cpe:2.3:a:google:chrome:20.0.1132.35:::::::*
cpe:2.3:a:google:chrome:20.0.1132.15:::::::*
cpe:2.3:a:google:chrome:20.0.1132.20:::::::*
cpe:2.3:a:google:chrome:20.0.1132.21:::::::*
cpe:2.3:a:google:chrome:20.0.1132.33:::::::*
cpe:2.3:a:google:chrome:20.0.1132.10:::::::*
cpe:2.3:a:google:chrome:20.0.1132.9:::::::*
cpe:2.3:a:google:chrome:20.0.1132.23:::::::*
cpe:2.3:a:google:chrome:20.0.1132.28:::::::*
cpe:2.3:a:google:chrome:20.0.1132.19:::::::*
cpe:2.3:a:google:chrome:20.0.1132.36:::::::*
cpe:2.3:a:google:chrome:20.0.1132.12:::::::*
cpe:2.3:a:google:chrome:20.0.1132.13:::::::*
cpe:2.3:a:google:chrome:20.0.1132.29:::::::*
cpe:2.3:a:google:chrome:20.0.1132.6:::::::*
cpe:2.3:a:google:chrome:20.0.1132.39:::::::*
cpe:2.3:a:google:chrome:20.0.1132.34:::::::*
cpe:2.3:a:google:chrome:20.0.1132.40:::::::*

Related information, measures and tools

No	URL	refsource	タグ
1	http://code.google.com/p/chromium/issues/detail?id=129947
2	http://code.google.com/p/chromium/issues/detail?id=129947
3	http://googlechromereleases.blogspot.com/2012/06/stable-channel-update_26.html
4	http://googlechromereleases.blogspot.com/2012/06/stable-channel-update_26.html
5	http://lists.apple.com/archives/security-announce/2012/Sep/msg00001.html
6	http://lists.apple.com/archives/security-announce/2012/Sep/msg00001.html
7	http://lists.apple.com/archives/security-announce/2012/Sep/msg00005.html
8	http://lists.apple.com/archives/security-announce/2012/Sep/msg00005.html
9	http://support.apple.com/kb/HT5485
10	http://support.apple.com/kb/HT5485
11	http://support.apple.com/kb/HT5502
12	http://support.apple.com/kb/HT5502
13	https://hermes.opensuse.org/messages/15075728
14	https://hermes.opensuse.org/messages/15075728
15	https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15144
16	https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15144

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

Configuration1	or higher	or less	more than	less than
cpe:2.3:a:google:chrome:20.0.1132.37:::::::*
cpe:2.3:a:google:chrome:20.0.1132.16:::::::*
cpe:2.3:a:google:chrome:20.0.1132.14:::::::*
cpe:2.3:a:google:chrome:20.0.1132.22:::::::*
cpe:2.3:a:google:chrome:20.0.1132.30:::::::*
cpe:2.3:a:google:chrome:20.0.1132.26:::::::*
cpe:2.3:a:google:chrome:20.0.1132.2:::::::*
cpe:2.3:a:google:chrome:20.0.1132.11:::::::*
cpe:2.3:a:google:chrome:20.0.1132.3:::::::*
cpe:2.3:a:google:chrome:20.0.1132.25:::::::*
cpe:2.3:a:google:chrome:20.0.1132.24:::::::*
cpe:2.3:a:google:chrome:20.0.1132.41:::::::*
cpe:2.3:a:google:chrome:20.0.1132.32:::::::*
cpe:2.3:a:google:chrome:20.0.1132.38:::::::*
cpe:2.3:a:google:chrome:20.0.1132.31:::::::*
cpe:2.3:a:google:chrome:20.0.1132.8:::::::*
cpe:2.3:a:google:chrome:20.0.1132.4:::::::*
cpe:2.3:a:google:chrome:20.0.1132.17:::::::*
cpe:2.3:a:google:chrome:20.0.1132.7:::::::*
cpe:2.3:a:google:chrome:20.0.1132.18:::::::*
cpe:2.3:a:google:chrome:20.0.1132.0:::::::*
cpe:2.3:a:google:chrome::::::::		20.0.1132.42
cpe:2.3:a:google:chrome:20.0.1132.5:::::::*
cpe:2.3:a:google:chrome:20.0.1132.27:::::::*
cpe:2.3:a:google:chrome:20.0.1132.1:::::::*
cpe:2.3:a:google:chrome:20.0.1132.35:::::::*
cpe:2.3:a:google:chrome:20.0.1132.15:::::::*
cpe:2.3:a:google:chrome:20.0.1132.20:::::::*
cpe:2.3:a:google:chrome:20.0.1132.21:::::::*
cpe:2.3:a:google:chrome:20.0.1132.33:::::::*
cpe:2.3:a:google:chrome:20.0.1132.10:::::::*
cpe:2.3:a:google:chrome:20.0.1132.9:::::::*
cpe:2.3:a:google:chrome:20.0.1132.23:::::::*
cpe:2.3:a:google:chrome:20.0.1132.28:::::::*
cpe:2.3:a:google:chrome:20.0.1132.19:::::::*
cpe:2.3:a:google:chrome:20.0.1132.36:::::::*
cpe:2.3:a:google:chrome:20.0.1132.12:::::::*
cpe:2.3:a:google:chrome:20.0.1132.13:::::::*
cpe:2.3:a:google:chrome:20.0.1132.29:::::::*
cpe:2.3:a:google:chrome:20.0.1132.6:::::::*
cpe:2.3:a:google:chrome:20.0.1132.39:::::::*
cpe:2.3:a:google:chrome:20.0.1132.34:::::::*
cpe:2.3:a:google:chrome:20.0.1132.40:::::::*