NVD Vulnerability Detail

CVE-2010-3881

Summary	arch/x86/kvm/x86.c in the Linux kernel before 2.6.36.2 does not initialize certain structure members, which allows local users to obtain potentially sensitive information from kernel stack memory via read operations on the /dev/kvm device.
Publication Date	Dec. 24, 2010, 3 a.m.
Registration Date	Jan. 29, 2021, 11:07 a.m.
Last Update	Nov. 21, 2024, 10:19 a.m.

CVSS2.0 : LOW
Score	2.1
Vector	AV:L/AC:L/Au:N/C:P/I:N/A:N
攻撃元区分(AV)	ローカル
攻撃条件の複雑さ(AC)	低
攻撃前の認証要否(Au)	不要
機密性への影響(C)	低
完全性への影響(I)	なし
可用性への影響(A)	なし
Get all privileges.	いいえ
Get user privileges	いいえ
Get other privileges	いいえ
User operation required	いいえ

Affected software configurations

Configuration1		or higher	or less	more than	less than
cpe:2.3:o:linux:linux_kernel::::::::					2.6.36.2

Configuration2	or higher	or less	more than	less than
cpe:2.3:o:redhat:enterprise_linux_server:6.0:::::::*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:::::::*
cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp1::::::
cpe:2.3:o:suse:suse_linux_enterprise_desktop:11:sp1::::::
cpe:2.3:o:suse:suse_linux_enterprise_high_availability_extension:11:sp1::::::

Related information, measures and tools

No	URL	タグ
1	http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=97e69aa62f8b5d338d6cff49be09e37cc1262838
2	http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=97e69aa62f8b5d338d6cff49be09e37cc1262838
3	http://git.kernel.org/?p=virt/kvm/kvm.git%3Ba=commit%3Bh=831d9d02f9522e739825a51a11e3bc5aa531a905
4	http://git.kernel.org/?p=virt/kvm/kvm.git%3Ba=commit%3Bh=831d9d02f9522e739825a51a11e3bc5aa531a905
5	http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.html	Mailing List Third Party Advisory
6	http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.html	Mailing List Third Party Advisory
7	http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html	Mailing List Third Party Advisory
8	http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html	Mailing List Third Party Advisory
9	http://openwall.com/lists/oss-security/2010/11/04/10	Mailing List Patch Third Party Advisory
10	http://openwall.com/lists/oss-security/2010/11/04/10	Mailing List Patch Third Party Advisory
11	http://openwall.com/lists/oss-security/2010/11/05/4	Mailing List Patch Third Party Advisory
12	http://openwall.com/lists/oss-security/2010/11/05/4	Mailing List Patch Third Party Advisory
13	http://rhn.redhat.com/errata/RHSA-2010-0998.html	Third Party Advisory
14	http://rhn.redhat.com/errata/RHSA-2010-0998.html	Third Party Advisory
15	http://secunia.com/advisories/42932	Third Party Advisory
16	http://secunia.com/advisories/42932	Third Party Advisory
17	http://securitytracker.com/id?1024912	Third Party Advisory VDB Entry
18	http://securitytracker.com/id?1024912	Third Party Advisory VDB Entry
19	http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2	Release Notes Vendor Advisory
20	http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2	Release Notes Vendor Advisory
21	http://www.securityfocus.com/bid/44666	Patch Third Party Advisory VDB Entry
22	http://www.securityfocus.com/bid/44666	Patch Third Party Advisory VDB Entry
23	http://www.spinics.net/lists/kvm/msg44130.html	Patch Third Party Advisory
24	http://www.spinics.net/lists/kvm/msg44130.html	Patch Third Party Advisory
25	http://www.vupen.com/english/advisories/2010/3287	Permissions Required
26	http://www.vupen.com/english/advisories/2010/3287	Permissions Required
27	http://www.vupen.com/english/advisories/2011/0124	Permissions Required
28	http://www.vupen.com/english/advisories/2011/0124	Permissions Required
29	http://www.vupen.com/english/advisories/2011/0298	Permissions Required
30	http://www.vupen.com/english/advisories/2011/0298	Permissions Required
31	https://bugzilla.redhat.com/show_bug.cgi?id=649920	Issue Tracking Patch Third Party Advisory
32	https://bugzilla.redhat.com/show_bug.cgi?id=649920	Issue Tracking Patch Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-200	情報漏えい	https://cwe.mitre.org/data/definitions/200.html

JVN Vulnerability Information

Linux kernel の arch/x86/kvm/x86.c における重要な情報を取得される脆弱性

Title	Linux kernel の arch/x86/kvm/x86.c における重要な情報を取得される脆弱性
Summary	Linux kernel の arch/x86/kvm/x86.c は、特定の構造体のメンバを初期化しないため、重要な情報を取得される脆弱性が存在します。
Possible impacts	ローカルユーザにより、/dev/kvm デバイス上の読み取り操作を介して、 kernel のスタックメモリから重要な情報を取得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. 9, 2010, midnight
Registration Date	Jan. 20, 2011, 1:36 p.m.
Last Update	June 28, 2011, 9:53 a.m.

Affected System

レッドハット

Red Hat Enterprise Linux Server EUS 6.0.z

RHEL Desktop Multi OS 5 (client)

RHEL Virtualization 5 (server)

Linux

Linux Kernel 2.6.36.2 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-2010-3881	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-3881
National Vulnerability Database (NVD)
2	CVE-2010-3881	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2010-3881

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-200	https://jvndb.jvn.jp/ja/cwe/CWE-200.html

ベンダー情報

No	Name	URL
Linux Kernel
1	ChangeLog-2.6.36.2	http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2
Red Hat Security Advisory
2	RHSA-2010:0998	https://rhn.redhat.com/errata/RHSA-2010-0998.html
3	RHSA-2011:0883	https://rhn.redhat.com/errata/RHSA-2011-0883.html

その他

No	Name	URL
Secunia Advisory
1	SA42148	http://secunia.com/advisories/42148
SecurityFocus
2	44666	http://www.securityfocus.com/bid/44666
SecurityTracker
3	1024912	http://securitytracker.com/id?1024912
VUPEN Security
4	VUPEN/ADV-2010-3287	http://www.vupen.com/english/advisories/2010/3287

Change Log

No	Changed Details	Date of change
0	[2011年01月20日] 掲載 [2011年06月28日] 影響を受けるシステム：レッドハット (RHSA-2011:0883) の情報を追加ベンダ情報：レッドハット (RHSA-2011:0883) を追加	Feb. 17, 2018, 10:37 a.m.