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CVE-2026-43123 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: fbcon: check return value of con2fb_acquire_newinfo() If fbcon_open() fails when called from con2fb_acquire_newinfo() then info->fbcon_par pointer remains NULL which is later dereferenced. Add check for return value of the function con2fb_acquire_newinfo() to avoid it. Found by Linux Verification Center (linuxtesting.org) with SVACE.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://git.kernel.org/stable/c/011a0502801c8536f64141a2b61362c14f456544 kernel.org
https://git.kernel.org/stable/c/0b038c0be6827dd2dbb1ce4f8d92d97c80cbe9cc kernel.org
https://git.kernel.org/stable/c/11a93180a70bb3095a9bd80d113d9277e30d9959 kernel.org
https://git.kernel.org/stable/c/3b5a754ec86bc6064af9aca76eb191c2405e6b0c kernel.org
https://git.kernel.org/stable/c/a785c4e2a999c2d51dfcf40d317cfb30cc735d2c kernel.org
https://git.kernel.org/stable/c/d3e535533767c85788529e626478718b7e95a59f kernel.org
https://git.kernel.org/stable/c/f57b61624c86ef8f87f6e6b7dd0755de03d90e89 kernel.org

Weakness Enumeration

CWE-ID CWE Name Source

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-43123
NVD Published Date:
05/06/2026
NVD Last Modified:
05/06/2026
Source:
kernel.org