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CVE-2019-20811

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Date: June 2, 2020

An issue was discovered in the Linux kernel before 5.0.6. In rx_queue_add_kobject() and netdev_queue_add_kobject() in net/core/net-sysfs.c, a reference count is mishandled, aka CID-a3e23f719f5c.

Language: C

Severity Score

Related Resources (10)

https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
https://usn.ubuntu.com/4527-1/
https://security-tracker.debian.org/tracker/CVE-2019-20811
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a3e23f719f5c4a38ffb3d30c8d7632a4ed8ccd9e
https://nvd.nist.gov/vuln/detail/CVE-2019-20811
https://access.redhat.com/security/cve/CVE-2019-20811
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-20811
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.6
https://www.debian.org/security/2020/dsa-4698
https://www.mend.io/vulnerability-database/CVE-2019-20811

Severity Score

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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): NONE
Integrity (I): HIGH
Availability (A): NONE

CVSS v2

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

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