NVD Vulnerability Detail

CVE-2011-1748

Summary	The raw_release function in net/can/raw.c in the Linux kernel before 2.6.39-rc6 does not properly validate a socket data structure, which allows local users to cause a denial of service (NULL pointer dereference) or possibly have unspecified other impact via a crafted release operation.
Publication Date	May 10, 2011, 7:55 a.m.
Registration Date	Jan. 28, 2021, 4:38 p.m.
Last Update	Nov. 21, 2024, 10:26 a.m.

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:2.6.39:rc4::::::
cpe:2.3:o:linux:linux_kernel:2.6.39:rc1::::::
cpe:2.3:o:linux:linux_kernel:2.6.39:rc3::::::
cpe:2.3:o:linux:linux_kernel:2.6.39:rc2::::::
cpe:2.3:o:linux:linux_kernel:2.6.39:rc5::::::
cpe:2.3:o:linux:linux_kernel::::::::				2.6.39
cpe:2.3:o:linux:linux_kernel:2.6.39:-::::::

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=10022a6c66e199d8f61d9044543f38785713cbbd
2	http://openwall.com/lists/oss-security/2011/04/20/7	Mailing List Third Party Advisory
3	http://openwall.com/lists/oss-security/2011/04/21/1	Mailing List Third Party Advisory
4	http://openwall.com/lists/oss-security/2011/04/21/2	Mailing List Third Party Advisory
5	http://openwall.com/lists/oss-security/2011/04/21/7	Mailing List Third Party Advisory
6	http://openwall.com/lists/oss-security/2011/04/22/2	Mailing List Third Party Advisory
7	http://openwall.com/lists/oss-security/2011/04/25/4	Mailing List Third Party Advisory
8	http://permalink.gmane.org/gmane.linux.network/192974	Broken Link
9	http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.39-rc6	Broken Link
10	http://www.securityfocus.com/bid/47835	Third Party Advisory VDB Entry
11	https://bugzilla.redhat.com/show_bug.cgi?id=698057	Issue Tracking Patch Third Party Advisory
12	http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=10022a6c66e199d8f61d9044543f38785713cbbd
13	https://bugzilla.redhat.com/show_bug.cgi?id=698057	Issue Tracking Patch Third Party Advisory
14	http://www.securityfocus.com/bid/47835	Third Party Advisory VDB Entry
15	http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.39-rc6	Broken Link
16	http://permalink.gmane.org/gmane.linux.network/192974	Broken Link
17	http://openwall.com/lists/oss-security/2011/04/25/4	Mailing List Third Party Advisory
18	http://openwall.com/lists/oss-security/2011/04/22/2	Mailing List Third Party Advisory
19	http://openwall.com/lists/oss-security/2011/04/21/7	Mailing List Third Party Advisory
20	http://openwall.com/lists/oss-security/2011/04/21/2	Mailing List Third Party Advisory
21	http://openwall.com/lists/oss-security/2011/04/21/1	Mailing List Third Party Advisory
22	http://openwall.com/lists/oss-security/2011/04/20/7	Mailing List Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-476	NULL ポインタデリファレンス	https://cwe.mitre.org/data/definitions/476.html

JVN Vulnerability Information

Linux kernel の raw_release 関数におけるサービス運用妨害 (NULL ポインタデリファレンス) の脆弱性

Title	Linux kernel の raw_release 関数におけるサービス運用妨害 (NULL ポインタデリファレンス) の脆弱性
Summary	Linux kernel の net/can/raw.c 内にある raw_release 関数は、ソケットのデータ構造を適切に検証しないため、サービス運用妨害 (NULL ポインタデリファレンス) 状態となる、または詳細不明な影響を受ける脆弱性が存在します。
Possible impacts	ローカルユーザにより、巧妙に細工されたリリース・オペレーションを介して、サービス運用妨害 (NULL ポインタデリファレンス) 状態にされる、または詳細不明な影響を受ける可能性があります。
Solution	ベンダ情報及び参考情報を参照して適切な対策を実施してください。
Publication Date	May 9, 2011, midnight
Registration Date	June 16, 2011, 10:27 a.m.
Last Update	June 16, 2011, 10:27 a.m.

Affected System

レッドハット

Red Hat Enterprise Linux Desktop 6

Red Hat Enterprise Linux HPC Node 6

Red Hat Enterprise Linux Server 6

Red Hat Enterprise Linux Server EUS 6.1.z

Red Hat Enterprise Linux Workstation 6

Linux

Linux Kernel 2.6.39 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-2011-1748	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1748
National Vulnerability Database (NVD)
2	CVE-2011-1748	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2011-1748

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
2	CWE-Other	https://www.ipa.go.jp/security/vuln/CWE.html#CWEOther

ベンダー情報

No	Name	URL
Linux Kernel
1	ChangeLog-2.6.39	http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39
2	Linux Kernel Archives	http://www.kernel.org
Red Hat Security Advisory
3	RHSA-2011:0836	https://rhn.redhat.com/errata/RHSA-2011-0836.html

その他

No	Name	URL
Secunia Advisory
1	SA44220	http://secunia.com/advisories/44220

Change Log

No	Changed Details	Date of change
0	[2011年06月16日] 掲載	Feb. 17, 2018, 10:37 a.m.

Configuration1	or higher	or less	more than	less than
cpe:2.3:o:linux:linux_kernel:2.6.39:rc4::::::
cpe:2.3:o:linux:linux_kernel:2.6.39:rc1::::::
cpe:2.3:o:linux:linux_kernel:2.6.39:rc3::::::
cpe:2.3:o:linux:linux_kernel:2.6.39:rc2::::::
cpe:2.3:o:linux:linux_kernel:2.6.39:rc5::::::
cpe:2.3:o:linux:linux_kernel::::::::				2.6.39
cpe:2.3:o:linux:linux_kernel:2.6.39:-::::::