NVD Vulnerability Detail

CVE-2017-7541

Summary	The brcmf_cfg80211_mgmt_tx function in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c in the Linux kernel before 4.12.3 allows local users to cause a denial of service (buffer overflow and system crash) or possibly gain privileges via a crafted NL80211_CMD_FRAME Netlink packet.
Publication Date	July 25, 2017, 1:29 p.m.
Registration Date	Jan. 26, 2021, 1:28 p.m.
Last Update	Nov. 21, 2024, 12:32 p.m.

CVSS3.1 : HIGH
スコア	7.8
Vector	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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)	高
完全性への影響(I)	高
可用性への影響(A)	高

CVSS2.0 : HIGH
Score	7.2
Vector	AV:L/AC:L/Au:N/C:C/I:C/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)	高
完全性への影響(I)	高
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::::::::	3.19			4.1.43
cpe:2.3:o:linux:linux_kernel::::::::	4.2			4.4.78
cpe:2.3:o:linux:linux_kernel::::::::	4.5			4.9.39
cpe:2.3:o:linux:linux_kernel::::::::	4.10			4.11.12
cpe:2.3:o:linux:linux_kernel::::::::	4.12			4.12.3
cpe:2.3:o:linux:linux_kernel::::::::	3.9			3.10.108
cpe:2.3:o:linux:linux_kernel::::::::	3.11			3.16.48
cpe:2.3:o:linux:linux_kernel::::::::	3.17			3.18.62

Related information, measures and tools

No	URL	タグ
1	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8f44c9a41386729fea410e688959ddaa9d51be7c	Issue Tracking Patch Third Party Advisory
2	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8f44c9a41386729fea410e688959ddaa9d51be7c	Issue Tracking Patch Third Party Advisory
3	http://openwall.com/lists/oss-security/2017/07/24/2	Mailing List Patch Third Party Advisory
4	http://openwall.com/lists/oss-security/2017/07/24/2	Mailing List Patch Third Party Advisory
5	http://www.debian.org/security/2017/dsa-3927	Third Party Advisory
6	http://www.debian.org/security/2017/dsa-3927	Third Party Advisory
7	http://www.debian.org/security/2017/dsa-3945	Third Party Advisory
8	http://www.debian.org/security/2017/dsa-3945	Third Party Advisory
9	http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.3	Release Notes Vendor Advisory
10	http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.3	Release Notes Vendor Advisory
11	http://www.securityfocus.com/bid/99955	Third Party Advisory VDB Entry
12	http://www.securityfocus.com/bid/99955	Third Party Advisory VDB Entry
13	http://www.securitytracker.com/id/1038981	Third Party Advisory VDB Entry
14	http://www.securitytracker.com/id/1038981	Third Party Advisory VDB Entry
15	https://access.redhat.com/errata/RHSA-2017:2863	Third Party Advisory
16	https://access.redhat.com/errata/RHSA-2017:2863	Third Party Advisory
17	https://access.redhat.com/errata/RHSA-2017:2918	Third Party Advisory
18	https://access.redhat.com/errata/RHSA-2017:2918	Third Party Advisory
19	https://access.redhat.com/errata/RHSA-2017:2930	Third Party Advisory
20	https://access.redhat.com/errata/RHSA-2017:2930	Third Party Advisory
21	https://access.redhat.com/errata/RHSA-2017:2931	Third Party Advisory
22	https://access.redhat.com/errata/RHSA-2017:2931	Third Party Advisory
23	https://bugzilla.novell.com/show_bug.cgi?id=1049645	Issue Tracking Patch Third Party Advisory
24	https://bugzilla.novell.com/show_bug.cgi?id=1049645	Issue Tracking Patch Third Party Advisory
25	https://bugzilla.redhat.com/show_bug.cgi?id=1473198	Issue Tracking Patch Third Party Advisory
26	https://bugzilla.redhat.com/show_bug.cgi?id=1473198	Issue Tracking Patch Third Party Advisory
27	https://github.com/torvalds/linux/commit/8f44c9a41386729fea410e688959ddaa9d51be7c	Issue Tracking Patch Third Party Advisory
28	https://github.com/torvalds/linux/commit/8f44c9a41386729fea410e688959ddaa9d51be7c	Issue Tracking Patch Third Party Advisory
29	https://source.android.com/security/bulletin/2017-11-01	Third Party Advisory
30	https://source.android.com/security/bulletin/2017-11-01	Third Party Advisory
31	https://www.spinics.net/lists/stable/msg180994.html	Patch Third Party Advisory
32	https://www.spinics.net/lists/stable/msg180994.html	Patch Third Party 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

Linux Kernel におけるバッファエラーの脆弱性

Title	Linux Kernel におけるバッファエラーの脆弱性
Summary	Linux Kernel 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	July 21, 2017, midnight
Registration Date	Aug. 28, 2017, 2:04 p.m.
Last Update	Aug. 28, 2017, 2:04 p.m.

Affected System

Linux

Linux Kernel 4.12.3 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-2017-7541	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7541
National Vulnerability Database (NVD)
2	CVE-2017-7541	https://nvd.nist.gov/vuln/detail/CVE-2017-7541
関連文書
3	CVE-2017-7541: Linux kernel: Memory corruption due to a buffer overflow in brcmf_cfg80211_mgmt_tx()	http://openwall.com/lists/oss-security/2017/07/24/2

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
Bugzilla
1	Bug 1049645	https://bugzilla.novell.com/show_bug.cgi?id=1049645
ChangeLog
2	ChangeLog-4.12.3	https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.3
GitHub
3	brcmfmac: fix possible buffer overflow in brcmf_cfg80211_mgmt_tx()	https://github.com/torvalds/linux/commit/8f44c9a41386729fea410e688959ddaa9d51be7c
Linux Kernel
4	Linux Kernel Archives	http://www.kernel.org
Linux kernel source tree
5	brcmfmac: fix possible buffer overflow in brcmf_cfg80211_mgmt_tx()	https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8f44c9a41386729fea410e688959ddaa9d51be7c
Red Hat Bugzilla
6	Bug 1473198	https://bugzilla.redhat.com/show_bug.cgi?id=1473198

その他

No	Name	URL
関連文書
1	Patch "brcmfmac: fix possible buffer overflow in brcmf_cfg80211_mgmt_tx()" has been added to the 4.11-stable tree	https://www.spinics.net/lists/stable/msg180994.html

Change Log

No	Changed Details	Date of change
0	[2017年08月28日] 掲載	Feb. 17, 2018, 10:37 a.m.