Mend.io Vulnerability Database

What is a CVE vulnerability ID? icon What is a WS vulnerability ID? icon What is an MSC vulnerability ID? icon
New vulnerability? Tell us about it!
icon

We found results for “”

CVE-2020-25220

Good to know:

icon

Date: September 9, 2020

The Linux kernel 4.9.x before 4.9.233, 4.14.x before 4.14.194, and 4.19.x before 4.19.140 has a use-after-free because skcd->no_refcnt was not considered during a backport of a CVE-2020-14356 patch. This is related to the cgroups feature.

Language: C

Severity Score

Related Resources (13)

https://security-tracker.debian.org/tracker/CVE-2020-25220
https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.233
https://security.netapp.com/advisory/ntap-20201001-0004/
https://bugzilla.redhat.com/show_bug.cgi?id=1868453
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-4.14.y&id=82fd2138a5ffd7e0d4320cdb669e115ee976a26e
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-25220
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.140
https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html
https://www.spinics.net/lists/stable/msg405099.html
https://nvd.nist.gov/vuln/detail/CVE-2020-25220
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.194
https://www.mend.io/vulnerability-database/CVE-2020-25220

Severity Score

Weakness Type (CWE)

Use After Free

CWE-416

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): COMPLETE
Integrity (I): COMPLETE
Availability (A): COMPLETE
Additional information:

Do you need more information?

Contact Us