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CVE-2020-10751

MEDIUM
Published 2020-05-26T14:54:32
Actions:

Expert Analysis

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CVSS Score

V3.1
6.1
/10
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.273
Higher than 27.3% of all CVEs

Attack Vector Metrics

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
LOW
Availability
NONE

Description

A flaw was found in the Linux kernels SELinux LSM hook implementation before version 5.7, where it incorrectly assumed that an skb would only contain a single netlink message. The hook would incorrectly only validate the first netlink message in the skb and allow or deny the rest of the messages within the skb with the granted permission without further processing.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

The Linux Foundation

kernel

Affected Versions:

before 5.7

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed LOW

GHSA-4gwr-f7fq-56wc

Advisory Details

A flaw was found in the Linux kernels SELinux LSM hook implementation before version 5.7, where it incorrectly assumed that an skb would only contain a single netlink message. The hook would incorrectly only validate the first netlink message in the skb and allow or deny the rest of the messages within the skb with the granted permission without further processing.

CVSS Scoring

CVSS Score

2.5

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2020-10751
WEB https://www.oracle.com/security-alerts/cpuApr2021.html
WEB https://www.openwall.com/lists/oss-security/2020/04/30/5
WEB https://www.debian.org/security/2020/dsa-4699
WEB https://www.debian.org/security/2020/dsa-4698
WEB https://usn.ubuntu.com/4413-1
WEB https://usn.ubuntu.com/4412-1
WEB https://usn.ubuntu.com/4391-1
WEB https://usn.ubuntu.com/4390-1
WEB https://usn.ubuntu.com/4389-1
WEB https://lore.kernel.org/selinux/CACT4Y+b8HiV6KFuAPysZD=5hmyO4QisgxCKi4DHU3CfMPSP=yg@mail.gmail.com
WEB https://lore.kernel.org/selinux/CACT4Y+b8HiV6KFuAPysZD=5hmyO4QisgxCKi4DHU3CfMPSP=yg%40mail.gmail.com
WEB https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
WEB https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
WEB https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
WEB https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fb73974172ffaaf57a7c42f35424d9aece1a5af6
WEB https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10751
WEB https://bugzilla.redhat.com/show_bug.cgi?id=1839634
WEB https://access.redhat.com/security/cve/CVE-2020-10751
WEB https://access.redhat.com/errata/RHSA-2020:4609
WEB https://access.redhat.com/errata/RHSA-2020:4431
WEB https://access.redhat.com/errata/RHSA-2020:4062
WEB https://access.redhat.com/errata/RHSA-2020:4060
WEB http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
WEB http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html
WEB http://www.openwall.com/lists/oss-security/2020/05/27/3

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: February 2, 2023

References

http://www.openwall.com/lists/oss-security/2020/05/27/3
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
https://www.debian.org/security/2020/dsa-4698
https://www.debian.org/security/2020/dsa-4699
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
https://usn.ubuntu.com/4389-1/
https://usn.ubuntu.com/4390-1/
https://usn.ubuntu.com/4391-1/
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html
https://usn.ubuntu.com/4413-1/
https://usn.ubuntu.com/4412-1/
https://www.oracle.com/security-alerts/cpuApr2021.html
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10751
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fb73974172ffaaf57a7c42f35424d9aece1a5af6
https://www.openwall.com/lists/oss-security/2020/04/30/5
https://lore.kernel.org/selinux/CACT4Y+b8HiV6KFuAPysZD=5hmyO4QisgxCKi4DHU3CfMPSP=yg%40mail.gmail.com/
Published: 2020-05-26T14:54:32
Last Modified: 2024-08-04T11:14:15.560Z
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