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CVE-2022-1516

Date: May 5, 2022

A NULL pointer dereference flaw was found in the Linux kernel’s X.25 set of standardized network protocols functionality in the way a user terminates their session using a simulated Ethernet card and continued usage of this connection. This flaw allows a local user to crash the system.

Severity Score

Related Resources (8)

https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
https://security-tracker.debian.org/tracker/CVE-2022-1516
https://nvd.nist.gov/vuln/detail/CVE-2022-1516
https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=7781607938c8
https://www.debian.org/security/2022/dsa-5173
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-1516
http://www.openwall.com/lists/oss-security/2022/06/19/1
https://www.mend.io/vulnerability-database/CVE-2022-1516

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

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

CVSS v2

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

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