NVD Vulnerability Detail

CVE-2010-5328

Summary	include/linux/init_task.h in the Linux kernel before 2.6.35 does not prevent signals with a process group ID of zero from reaching the swapper process, which allows local users to cause a denial of service (system crash) by leveraging access to this process group.
Publication Date	Feb. 6, 2017, 3:59 p.m.
Registration Date	Jan. 29, 2021, 11:11 a.m.
Last Update	Nov. 21, 2024, 10:23 a.m.

CVSS3.0 : MEDIUM
スコア	5.5
Vector	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
攻撃元区分(AV)	ローカル
攻撃条件の複雑さ(AC)	低
攻撃に必要な特権レベル(PR)	低
利用者の関与(UI)	不要
影響の想定範囲(S)	変更なし
機密性への影響(C)	なし
完全性への影響(I)	なし
可用性への影響(A)	高

CVSS2.0 : MEDIUM
Score	4.9
Vector	AV:L/AC:L/Au:N/C:N/I:N/A:C
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)	なし
完全性への影響(I)	なし
可用性への影響(A)	高
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::::::::			2.6.34.7

Related information, measures and tools

No	URL	タグ
1	http://ftp.naist.jp/pub/linux/kernel/v2.6/ChangeLog-2.6.35	Release Notes Vendor Advisory
2	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f106eee10038c2ee5b6056aaf3f6d5229be6dcdd	Issue Tracking Patch Third Party Advisory
3	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f20011457f41c11edb5ea5038ad0c8ea9f392023	Issue Tracking Patch Third Party Advisory
4	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fa2755e20ab0c7215d99c2dc7c262e98a09b01df	Issue Tracking Patch Third Party Advisory
5	http://www.openwall.com/lists/oss-security/2017/01/21/2	Mailing List Patch Third Party Advisory
6	http://www.securityfocus.com/bid/97103
7	https://bugzilla.redhat.com/show_bug.cgi?id=1358840	Issue Tracking Patch
8	https://github.com/torvalds/linux/commit/f106eee10038c2ee5b6056aaf3f6d5229be6dcdd	Issue Tracking Patch Third Party Advisory
9	https://github.com/torvalds/linux/commit/f20011457f41c11edb5ea5038ad0c8ea9f392023	Issue Tracking Patch Third Party Advisory
10	https://github.com/torvalds/linux/commit/fa2755e20ab0c7215d99c2dc7c262e98a09b01df	Issue Tracking Patch Third Party Advisory
11	http://ftp.naist.jp/pub/linux/kernel/v2.6/ChangeLog-2.6.35	Release Notes Vendor Advisory
12	https://github.com/torvalds/linux/commit/fa2755e20ab0c7215d99c2dc7c262e98a09b01df	Issue Tracking Patch Third Party Advisory
13	https://github.com/torvalds/linux/commit/f20011457f41c11edb5ea5038ad0c8ea9f392023	Issue Tracking Patch Third Party Advisory
14	https://github.com/torvalds/linux/commit/f106eee10038c2ee5b6056aaf3f6d5229be6dcdd	Issue Tracking Patch Third Party Advisory
15	https://bugzilla.redhat.com/show_bug.cgi?id=1358840	Issue Tracking Patch
16	http://www.securityfocus.com/bid/97103
17	http://www.openwall.com/lists/oss-security/2017/01/21/2	Mailing List Patch Third Party Advisory
18	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fa2755e20ab0c7215d99c2dc7c262e98a09b01df	Issue Tracking Patch Third Party Advisory
19	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f20011457f41c11edb5ea5038ad0c8ea9f392023	Issue Tracking Patch Third Party Advisory
20	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f106eee10038c2ee5b6056aaf3f6d5229be6dcdd	Issue Tracking Patch Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-20	不適切な入力確認	https://cwe.mitre.org/data/definitions/20.html

JVN Vulnerability Information

Linux Kernel の include/linux/init_task.h におけるサービス運用妨害 (DoS) の脆弱性

Title	Linux Kernel の include/linux/init_task.h におけるサービス運用妨害 (DoS) の脆弱性
Summary	Linux Kernel の include/linux/init_task.h は、ゼロのプロセスグループ ID を持つ信号が swapper プロセスに達するのを制限しないため、サービス運用妨害 (システムクラッシュ) 状態にされる脆弱性が存在します。
Possible impacts	ローカルユーザにより、当該のプロセスグループへのアクセスを利用されることで、サービス運用妨害 (システムクラッシュ) 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. 1, 2010, midnight
Registration Date	Feb. 17, 2017, 11:45 a.m.
Last Update	Feb. 17, 2017, 11:45 a.m.

Affected System

Linux

Linux Kernel 2.6.35 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-2010-5328	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-5328
National Vulnerability Database (NVD)
2	CVE-2010-5328	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2010-5328

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-20	https://jvndb.jvn.jp/ja/cwe/CWE-20.html

ベンダー情報

No	Name	URL
ChangeLog
1	ChangeLog-2.6.35	http://ftp.naist.jp/pub/linux/kernel/v2.6/ChangeLog-2.6.35
GitHub
2	INIT_TASK() should initialize ->thread_group list	https://github.com/torvalds/linux/commit/fa2755e20ab0c7215d99c2dc7c262e98a09b01df
3	pids: fix fork_idle() to setup ->pids correctly	https://github.com/torvalds/linux/commit/f106eee10038c2ee5b6056aaf3f6d5229be6dcdd
4	pids: init_struct_pid.tasks should never see the swapper process	https://github.com/torvalds/linux/commit/f20011457f41c11edb5ea5038ad0c8ea9f392023
Linux Kernel
5	Linux Kernel Archives	http://www.kernel.org
Linux kernel source tree
6	INIT_TASK() should initialize ->thread_group list	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fa2755e20ab0c7215d99c2dc7c262e98a09b01df
7	pids: fix fork_idle() to setup ->pids correctly	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f106eee10038c2ee5b6056aaf3f6d5229be6dcdd
8	pids: init_struct_pid.tasks should never see the swapper process	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f20011457f41c11edb5ea5038ad0c8ea9f392023
Red Hat Bugzilla
9	Bug 1358840	https://bugzilla.redhat.com/show_bug.cgi?id=1358840

Change Log

No	Changed Details	Date of change
0	[2017年02月17日] 掲載	Feb. 17, 2018, 10:37 a.m.