NVD Vulnerability Detail

CVE-2017-17563

Summary	An issue was discovered in Xen through 4.9.x allowing guest OS users to cause a denial of service (host OS crash) or gain host OS privileges by leveraging an incorrect mask for reference-count overflow checking in shadow mode.
Publication Date	Dec. 13, 2017, 8:29 a.m.
Registration Date	Jan. 26, 2021, 1:19 p.m.
Last Update	Nov. 21, 2024, 12:18 p.m.

Affected software configurations

Configuration1		or higher	or less	more than	less than
cpe:2.3:o:xen:xen::::::::			4.9.1

Related information, measures and tools

No	URL	タグ
1	http://www.openwall.com/lists/oss-security/2017/12/12/2	Mailing List
2	http://www.openwall.com/lists/oss-security/2017/12/12/2	Mailing List
3	http://www.securityfocus.com/bid/102169
4	http://www.securityfocus.com/bid/102169
5	http://www.securitytracker.com/id/1040769
6	http://www.securitytracker.com/id/1040769
7	https://lists.debian.org/debian-lts-announce/2018/01/msg00003.html
8	https://lists.debian.org/debian-lts-announce/2018/01/msg00003.html
9	https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html
10	https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html
11	https://security.gentoo.org/glsa/201801-14
12	https://security.gentoo.org/glsa/201801-14
13	https://support.citrix.com/article/CTX232096
14	https://support.citrix.com/article/CTX232096
15	https://www.debian.org/security/2018/dsa-4112
16	https://www.debian.org/security/2018/dsa-4112
17	https://xenbits.xen.org/xsa/advisory-249.html	Mitigation Patch Vendor Advisory
18	https://xenbits.xen.org/xsa/advisory-249.html	Mitigation Patch Vendor Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-119	バッファエラー	https://cwe.mitre.org/data/definitions/118.html

JVN Vulnerability Information

Xen におけるバッファエラーの脆弱性

Title	Xen におけるバッファエラーの脆弱性
Summary	Xen には、バッファエラーの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	Dec. 12, 2017, midnight
Registration Date	Jan. 12, 2018, 3:30 p.m.
Last Update	Jan. 12, 2018, 3:30 p.m.

Affected System

Xen プロジェクト

Xen 4.9.x まで

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-2017-17563	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17563
National Vulnerability Database (NVD)
2	CVE-2017-17563	https://nvd.nist.gov/vuln/detail/CVE-2017-17563

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
Xen Security Advisory
1	XSA-249	https://xenbits.xen.org/xsa/advisory-249.html

その他

No	Name	URL
関連文書
1	Xen Security Advisory 249 - broken x86 shadow mode refcount overflow check	http://www.openwall.com/lists/oss-security/2017/12/12/2

Change Log

No	Changed Details	Date of change
0	[2018年01月12日] 掲載	Feb. 17, 2018, 10:37 a.m.