NVD Vulnerability Detail

CVE-2017-12134

Summary	The xen_biovec_phys_mergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS privileges by leveraging incorrect block IO merge-ability calculation.
Publication Date	Aug. 24, 2017, 11:29 p.m.
Registration Date	Jan. 26, 2021, 1:13 p.m.
Last Update	Nov. 21, 2024, 12:08 p.m.

Affected software configurations

Configuration1		or higher	or less	more than	less than
cpe:2.3:o:xen:xen::::::::

Related information, measures and tools

No	URL	タグ
1	http://www.debian.org/security/2017/dsa-3981
2	http://www.debian.org/security/2017/dsa-3981
3	http://www.openwall.com/lists/oss-security/2017/08/15/4	Mailing List Mitigation Third Party Advisory
4	http://www.openwall.com/lists/oss-security/2017/08/15/4	Mailing List Mitigation Third Party Advisory
5	http://www.securityfocus.com/bid/100343	Third Party Advisory VDB Entry
6	http://www.securityfocus.com/bid/100343	Third Party Advisory VDB Entry
7	http://www.securitytracker.com/id/1039176	Third Party Advisory VDB Entry
8	http://www.securitytracker.com/id/1039176	Third Party Advisory VDB Entry
9	http://xenbits.xen.org/xsa/advisory-229.html	Mitigation Patch Vendor Advisory
10	http://xenbits.xen.org/xsa/advisory-229.html	Mitigation Patch Vendor Advisory
11	https://bugzilla.redhat.com/show_bug.cgi?id=1477656	Issue Tracking Mitigation Patch Third Party Advisory
12	https://bugzilla.redhat.com/show_bug.cgi?id=1477656	Issue Tracking Mitigation Patch Third Party Advisory
13	https://security.gentoo.org/glsa/201801-14
14	https://security.gentoo.org/glsa/201801-14
15	https://support.citrix.com/article/CTX225941	Patch Third Party Advisory
16	https://support.citrix.com/article/CTX225941	Patch Third Party Advisory
17	https://usn.ubuntu.com/3655-1/
18	https://usn.ubuntu.com/3655-1/
19	https://usn.ubuntu.com/3655-2/
20	https://usn.ubuntu.com/3655-2/

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-682	計算の誤り	https://cwe.mitre.org/data/definitions/682.html

JVN Vulnerability Information

Xen における認可・権限・アクセス制御に関する脆弱性

Title	Xen における認可・権限・アクセス制御に関する脆弱性
Summary	Xen には、認可・権限・アクセス制御に関する脆弱性が存在します。
Possible impacts	情報を取得される、情報を改ざんされる、およびサービス運用妨害 (DoS) 状態にされ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	Aug. 15, 2017, midnight
Registration Date	Sept. 19, 2017, 11:52 a.m.
Last Update	Sept. 19, 2017, 11:52 a.m.

Affected System

Xen プロジェクト

Xen

シトリックス・システムズ

Citrix XenServer 6.0.2

Citrix XenServer 6.2.0

Citrix XenServer 6.5

Citrix XenServer 7.0

Citrix XenServer 7.1

Citrix XenServer 7.2

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-2017-12134	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12134
National Vulnerability Database (NVD)
2	CVE-2017-12134	https://nvd.nist.gov/vuln/detail/CVE-2017-12134

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-264	https://jvndb.jvn.jp/ja/cwe/CWE-264.html

ベンダー情報

No	Name	URL
Citrix Knowledge Center
1	CTX225941	https://support.citrix.com/article/CTX225941
Xen Security Advisory
2	XSA-229	http://xenbits.xen.org/xsa/advisory-229.html

Change Log

No	Changed Details	Date of change
0	[2017年09月19日] 掲載	Feb. 17, 2018, 10:37 a.m.