NVD Vulnerability Detail

CVE-2019-15292

Summary	An issue was discovered in the Linux kernel before 5.0.9. There is a use-after-free in atalk_proc_exit, related to net/appletalk/atalk_proc.c, net/appletalk/ddp.c, and net/appletalk/sysctl_net_atalk.c.
Publication Date	Aug. 21, 2019, 3:15 p.m.
Registration Date	Jan. 26, 2021, 11:39 a.m.
Last Update	Nov. 21, 2024, 1:28 p.m.

CVSS3.1 : MEDIUM
スコア	4.7
Vector	CVSS:3.1/AV:L/AC:H/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)	高
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 : HIGH
Score	10.0
Vector	AV:N/AC:L/Au:N/C:C/I:C/A:C
攻撃元区分(AV)	ネットワーク
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::::::::				3.16.74
cpe:2.3:o:linux:linux_kernel::::::::	3.17			3.18.139
cpe:2.3:o:linux:linux_kernel::::::::	3.19			4.4.179
cpe:2.3:o:linux:linux_kernel::::::::	4.5			4.9.170
cpe:2.3:o:linux:linux_kernel::::::::	4.10			4.14.113
cpe:2.3:o:linux:linux_kernel::::::::	4.15			4.19.36
cpe:2.3:o:linux:linux_kernel::::::::	4.20			5.0.9

Configuration2		or higher	or less	more than	less than
cpe:2.3:o:debian:debian_linux:8.0:::::::*

Configuration3	or higher	or less	more than	less than
cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
cpe:2.3:o:canonical:ubuntu_linux:16.04::::esm:::

Related information, measures and tools

No	URL	タグ
1	http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html	Mailing List Third Party Advisory
2	http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html	Mailing List Third Party Advisory
3	http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html	Mailing List Third Party Advisory
4	http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html	Mailing List Third Party Advisory
5	https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.9	Exploit Patch Release Notes Vendor Advisory
6	https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.9	Exploit Patch Release Notes Vendor Advisory
7	https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6377f787aeb945cae7abbb6474798de129e1f3ac	Patch Vendor Advisory
8	https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6377f787aeb945cae7abbb6474798de129e1f3ac	Patch Vendor Advisory
9	https://lists.debian.org/debian-lts-announce/2019/09/msg00014.html	Mailing List Third Party Advisory
10	https://lists.debian.org/debian-lts-announce/2019/09/msg00014.html	Mailing List Third Party Advisory
11	https://lists.debian.org/debian-lts-announce/2019/09/msg00015.html	Mailing List Third Party Advisory
12	https://lists.debian.org/debian-lts-announce/2019/09/msg00015.html	Mailing List Third Party Advisory
13	https://lists.debian.org/debian-lts-announce/2019/09/msg00025.html	Mailing List Third Party Advisory
14	https://lists.debian.org/debian-lts-announce/2019/09/msg00025.html	Mailing List Third Party Advisory
15	https://security.netapp.com/advisory/ntap-20190905-0002/	Third Party Advisory
16	https://security.netapp.com/advisory/ntap-20190905-0002/	Third Party Advisory
17	https://support.f5.com/csp/article/K27112954	Third Party Advisory
18	https://support.f5.com/csp/article/K27112954	Third Party Advisory
19	https://support.f5.com/csp/article/K27112954?utm_source=f5support&amp%3Butm_medium=RSS
20	https://support.f5.com/csp/article/K27112954?utm_source=f5support&amp%3Butm_medium=RSS
21	https://usn.ubuntu.com/4115-1/	Third Party Advisory
22	https://usn.ubuntu.com/4115-1/	Third Party Advisory
23	https://usn.ubuntu.com/4118-1/	Third Party Advisory
24	https://usn.ubuntu.com/4118-1/	Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-416	解放済みメモリの使用	https://cwe.mitre.org/data/definitions/416.html

JVN Vulnerability Information

Linux Kernel における解放済みメモリの使用に関する脆弱性

Title	Linux Kernel における解放済みメモリの使用に関する脆弱性
Summary	Linux Kernel には、解放済みメモリの使用に関する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	April 20, 2019, midnight
Registration Date	Aug. 29, 2019, 3:05 p.m.
Last Update	Aug. 29, 2019, 3:05 p.m.

Affected System

Linux

Linux Kernel 5.0.9 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-2019-15292	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-15292
National Vulnerability Database (NVD)
2	CVE-2019-15292	https://nvd.nist.gov/vuln/detail/CVE-2019-15292

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-416	https://cwe.mitre.org/data/definitions/416.html

ベンダー情報

No	Name	URL
ChangeLog
1	ChangeLog-5.0.9	https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.9
Linux Kernel
2	Linux Kernel Archives	http://www.kernel.org
Linux kernel source tree
3	appletalk: Fix use-after-free in atalk_proc_exit	https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6377f787aeb945cae7abbb6474798de129e1f3ac

Change Log

No	Changed Details	Date of change
1	[2019年08月29日] 掲載	Aug. 29, 2019, 3:05 p.m.