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CVE-2023-2019

Date: April 23, 2023

A flaw was found in the Linux kernel's netdevsim device driver, within the scheduling of events. This issue results from the improper management of a reference count. This may allow an attacker to create a denial of service condition on the system.

Severity Score

Related Resources (7)

https://bugzilla.redhat.com/show_bug.cgi?id=2189137
https://www.zerodayinitiative.com/advisories/ZDI-CAN-17811/
https://access.redhat.com/security/cve/CVE-2023-2019
https://nvd.nist.gov/vuln/detail/CVE-2023-2019
https://github.com/torvalds/linux/commit/180a6a3ee60a
https://people.canonical.com/~ubuntu-security/cve/CVE-2023-2019
https://www.mend.io/vulnerability-database/CVE-2023-2019

Severity Score

Weakness Type (CWE)

Improper Update of Reference Count

CWE-911

CVSS v3.1

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

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