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CVE-2023-4459

Good to know:

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Date: August 21, 2023

A NULL pointer dereference flaw was found in vmxnet3_rq_cleanup in drivers/net/vmxnet3/vmxnet3_drv.c in the networking sub-component in vmxnet3 in the Linux Kernel. This issue may allow a local attacker with normal user privilege to cause a denial of service due to a missing sanity check during cleanup.

Language: C

Severity Score

Related Resources (12)

https://nvd.nist.gov/vuln/detail/CVE-2023-4459
https://access.redhat.com/errata/RHSA-2024:1306
https://bugzilla.redhat.com/show_bug.cgi?id=2219268
https://access.redhat.com/security/cve/CVE-2023-4459
https://access.redhat.com/errata/RHSA-2024:1250
https://access.redhat.com/errata/RHSA-2024:1382
https://github.com/torvalds/linux/commit/edf410cb74dc612fd47ef5be319c5a0bcd6e6ccd
https://access.redhat.com/errata/RHSA-2024:1367
https://access.redhat.com/errata/RHSA-2024:0412
https://access.redhat.com/errata/RHSA-2024:2006
https://access.redhat.com/errata/RHSA-2024:2008
https://www.mend.io/vulnerability-database/CVE-2023-4459

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

Top Fix

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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): NONE
Availability (A): HIGH

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