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JVN脆弱性詳細

Linux kernel の viafb_ioctl_get_viafb_info 関数における重要な情報を取得される脆弱性

Title	Linux kernel の viafb_ioctl_get_viafb_info 関数における重要な情報を取得される脆弱性
Summary	Linux kernel の drivers/video/via/ioctl.c 内にある viafb_ioctl_get_viafb_info 関数は、構造体メンバを適切に初期化しないため、kernel スタックメモリから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、VIAFB_GET_INFO ioctl コールを介して、kernel 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	Nov. 30, 2010, midnight
Registration Date	Jan. 31, 2011, 3:40 p.m.
Last Update	Jan. 31, 2011, 3:40 p.m.

CVSS2.0 : 注意
Score	1.9
Vector	AV:L/AC:M/Au:N/C:P/I:N/A:N

Affected System

レッドハット

Red Hat Enterprise Linux 5

Red Hat Enterprise Linux Desktop 6

Red Hat Enterprise Linux HPC Node 6

Red Hat Enterprise Linux Server 6

Red Hat Enterprise Linux Workstation 6

Linux

Linux Kernel 2.6.36 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-2010-4082	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-4082
National Vulnerability Database (NVD)
2	CVE-2010-4082	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2010-4082

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	http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36
Red Hat Security Advisory
2	RHSA-2010:0958	https://rhn.redhat.com/errata/RHSA-2010-0958.html
3	RHSA-2011:0007	https://rhn.redhat.com/errata/RHSA-2011-0007.html

その他

No	Name	URL
SecurityFocus
1	43817	http://www.securityfocus.com/bid/43817

Change Log

No	Changed Details	Date of change
0	[2011年01月31日] 掲載	Feb. 17, 2018, 10:37 a.m.

NVD Vulnerability Information

CVE-2010-4082

Summary	The viafb_ioctl_get_viafb_info function in drivers/video/via/ioctl.c in the Linux kernel before 2.6.36-rc5 does not properly initialize a certain structure member, which allows local users to obtain potentially sensitive information from kernel stack memory via a VIAFB_GET_INFO ioctl call.
Publication Date	Dec. 1, 2010, 7:14 a.m.
Registration Date	Jan. 29, 2021, 11:07 a.m.
Last Update	Nov. 21, 2024, 10:20 a.m.

Affected software configurations

Configuration1	or higher	or less	more than	less than
cpe:2.3:o:linux:linux_kernel:2.6.36:rc2::::::
cpe:2.3:o:linux:linux_kernel:2.6.36:rc1::::::
cpe:2.3:o:linux:linux_kernel:2.6.36:rc3::::::
cpe:2.3:o:linux:linux_kernel:2.6.36:rc4::::::
cpe:2.3:o:linux:linux_kernel::::::::				2.6.36
cpe:2.3:o:linux:linux_kernel:2.6.36:-::::::

Configuration2	or higher	or less	more than	less than
cpe:2.3:o:suse:linux_enterprise_desktop:11:sp1::::::
cpe:2.3:o:suse:linux_enterprise_server:11:sp1::::::
cpe:2.3:o:opensuse:opensuse:11.2:::::::*
cpe:2.3:o:opensuse:opensuse:11.3:::::::*
cpe:2.3:o:suse:linux_enterprise_real_time_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=b4aaa78f4c2f9cde2f335b14f4ca30b01f9651ca
2	http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b4aaa78f4c2f9cde2f335b14f4ca30b01f9651ca
3	http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00000.html	Mailing List Third Party Advisory
4	http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00000.html	Mailing List Third Party Advisory
5	http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00001.html	Mailing List Third Party Advisory
6	http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00001.html	Mailing List Third Party Advisory
7	http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.html	Mailing List Third Party Advisory
8	http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.html	Mailing List Third Party Advisory
9	http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html	Mailing List Third Party Advisory
10	http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html	Mailing List Third Party Advisory
11	http://lkml.indiana.edu/hypermail//linux/kernel/1009.1/03392.html	Mailing List Patch Third Party Advisory
12	http://lkml.indiana.edu/hypermail//linux/kernel/1009.1/03392.html	Mailing List Patch Third Party Advisory
13	http://secunia.com/advisories/42778	Third Party Advisory
14	http://secunia.com/advisories/42778	Third Party Advisory
15	http://secunia.com/advisories/42801	Third Party Advisory
16	http://secunia.com/advisories/42801	Third Party Advisory
17	http://secunia.com/advisories/42890	Third Party Advisory
18	http://secunia.com/advisories/42890	Third Party Advisory
19	http://secunia.com/advisories/42932	Third Party Advisory
20	http://secunia.com/advisories/42932	Third Party Advisory
21	http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.36/ChangeLog-2.6.36-rc5	Broken Link
22	http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.36/ChangeLog-2.6.36-rc5	Broken Link
23	http://www.openwall.com/lists/oss-security/2010/09/25/2	Mailing List Patch Third Party Advisory
24	http://www.openwall.com/lists/oss-security/2010/09/25/2	Mailing List Patch Third Party Advisory
25	http://www.openwall.com/lists/oss-security/2010/10/06/6	Mailing List Third Party Advisory
26	http://www.openwall.com/lists/oss-security/2010/10/06/6	Mailing List Third Party Advisory
27	http://www.openwall.com/lists/oss-security/2010/10/07/1	Mailing List Third Party Advisory
28	http://www.openwall.com/lists/oss-security/2010/10/07/1	Mailing List Third Party Advisory
29	http://www.openwall.com/lists/oss-security/2010/10/25/3	Mailing List Patch Third Party Advisory
30	http://www.openwall.com/lists/oss-security/2010/10/25/3	Mailing List Patch Third Party Advisory
31	http://www.redhat.com/support/errata/RHSA-2010-0958.html	Third Party Advisory
32	http://www.redhat.com/support/errata/RHSA-2010-0958.html	Third Party Advisory
33	http://www.redhat.com/support/errata/RHSA-2011-0007.html	Third Party Advisory
34	http://www.redhat.com/support/errata/RHSA-2011-0007.html	Third Party Advisory
35	http://www.securityfocus.com/bid/43817	Third Party Advisory VDB Entry
36	http://www.securityfocus.com/bid/43817	Third Party Advisory VDB Entry
37	http://www.vupen.com/english/advisories/2011/0012	Third Party Advisory
38	http://www.vupen.com/english/advisories/2011/0012	Third Party Advisory
39	http://www.vupen.com/english/advisories/2011/0124	Third Party Advisory
40	http://www.vupen.com/english/advisories/2011/0124	Third Party Advisory
41	http://www.vupen.com/english/advisories/2011/0298	Third Party Advisory
42	http://www.vupen.com/english/advisories/2011/0298	Third Party Advisory
43	https://bugzilla.redhat.com/show_bug.cgi?id=648671	Issue Tracking Patch Third Party Advisory
44	https://bugzilla.redhat.com/show_bug.cgi?id=648671	Issue Tracking Patch Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-909	リソースの初期化の不備	https://cwe.mitre.org/data/definitions/909.html