NVD Vulnerability Detail

CVE-2020-14375

Summary	A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. Virtio ring descriptors, and the data they describe are in a region of memory accessible by from both the virtual machine and the host. An attacker in a VM can change the contents of the memory after vhost_crypto has validated it. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Publication Date	Oct. 1, 2020, 4:15 a.m.
Registration Date	Jan. 26, 2021, 11:52 a.m.
Last Update	Nov. 21, 2024, 2:03 p.m.

Affected software configurations

Configuration1	or higher	or less	more than	less than
cpe:2.3:a:dpdk:data_plane_development_kit::::::::	19.02			19.11.5
cpe:2.3:a:dpdk:data_plane_development_kit::::::::	18.02.1			18.11.10

Configuration2	or higher	or less	more than	less than
cpe:2.3:o:opensuse:leap:15.1:::::::*
cpe:2.3:o:canonical:ubuntu_linux:20.04::::lts:::
cpe:2.3:o:opensuse:leap:15.2:::::::*

Related information, measures and tools

No	URL	タグ
1	http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00004.html	Third Party Advisory
2	http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00004.html	Third Party Advisory
3	http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00006.html	Third Party Advisory
4	http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00006.html	Third Party Advisory
5	http://www.openwall.com/lists/oss-security/2021/01/04/1	Mailing List
6	http://www.openwall.com/lists/oss-security/2021/01/04/1	Mailing List
7	http://www.openwall.com/lists/oss-security/2021/01/04/2	Mailing List
8	http://www.openwall.com/lists/oss-security/2021/01/04/2	Mailing List
9	http://www.openwall.com/lists/oss-security/2021/01/04/5	Mailing List
10	http://www.openwall.com/lists/oss-security/2021/01/04/5	Mailing List
11	https://bugzilla.redhat.com/show_bug.cgi?id=1879468	Issue Tracking
12	https://bugzilla.redhat.com/show_bug.cgi?id=1879468	Issue Tracking
13	https://usn.ubuntu.com/4550-1/	Third Party Advisory
14	https://usn.ubuntu.com/4550-1/	Third Party Advisory
15	https://www.openwall.com/lists/oss-security/2020/09/28/3	Mailing List Patch Third Party Advisory
16	https://www.openwall.com/lists/oss-security/2020/09/28/3	Mailing List Patch Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-367	Time-of-check Time-of-use (TOCTOU) 競合状態	https://cwe.mitre.org/data/definitions/367.html

JVN Vulnerability Information

dpdk における Time-of-check Time-of-use (TOCTOU) 競合状態の脆弱性

Title	dpdk における Time-of-check Time-of-use (TOCTOU) 競合状態の脆弱性
Summary	dpdk には、Time-of-check Time-of-use (TOCTOU) 競合状態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	ベンダ情報およ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	Sept. 28, 2020, midnight
Registration Date	April 21, 2021, 3:14 p.m.
Last Update	April 21, 2021, 3:14 p.m.

Affected System

Canonical

Ubuntu

openSUSE project

openSUSE Leap

DPDK

DPDK 18.11.10 未満

DPDK 19.11.5 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-2020-14375	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14375
National Vulnerability Database (NVD)
2	CVE-2020-14375	https://nvd.nist.gov/vuln/detail/CVE-2020-14375
関連文書
3	CVE-2020-14375 dpdk: time-of-check time-of-use vulnerabilities throughout vhost_crypto.c	https://bugzilla.redhat.com/show_bug.cgi?id=1879468

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-367	https://cwe.mitre.org/data/definitions/367.html

ベンダー情報

No	Name	URL
DPDK
1	Top Page	https://www.dpdk.org/
openSUSE
2	トップページ	https://www.opensuse.org/
Ubuntu Security Notice
3	USN-4550-1	https://ubuntu.com/security/notices/USN-4550-1

その他

No	Name	URL
関連文書
1	DPDK security advisory for multiple vhost crypto issues	https://www.openwall.com/lists/oss-security/2020/09/28/3

Change Log

No	Changed Details	Date of change
1	[2021年04月21日] 掲載	April 21, 2021, 3:14 p.m.