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CVE-2023-28328

Good to know:

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Date: April 18, 2023

A NULL pointer dereference flaw was found in the az6027 driver in drivers/media/usb/dev-usb/az6027.c in the Linux Kernel. The message from user space is not checked properly before transferring into the device. This flaw allows a local user to crash the system or potentially cause a denial of service.

Language: C

Severity Score

Related Resources (6)

https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
https://bugzilla.redhat.com/show_bug.cgi?id=2177389
https://nvd.nist.gov/vuln/detail/CVE-2023-28328
https://access.redhat.com/security/cve/CVE-2023-28328
https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
https://www.mend.io/vulnerability-database/CVE-2023-28328

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

Top Fix

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Upgrade Version

Upgrade to version linux-libc-headers - 5.14;linux-yocto - 4.10+gitAUTOINC+805ea440c7_b259a5d744;linux-yocto - 4.8.26+gitAUTOINC+1c60e003c7_27efc3ba68

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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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