CVE-2026-43123
MEDIUMfbcon: check return value of con2fb_acquire_newinfo()
Title source: cnaDescription
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.
References (7)
Core 7
Core References
Scores
CVSS v3
5.5
EPSS
0.0001
EPSS Percentile
2.4%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-476
Status
published
Products (17)
Linux/Linux
< 2.6.23
Linux/Linux
2.6.23
Linux/Linux
5.15.203 - 5.15.*
Linux/Linux
6.1.165 - 6.1.*
Linux/Linux
6.12.75 - 6.12.*
Linux/Linux
6.18.16 - 6.18.*
Linux/Linux
6.19.6 - 6.19.*
Linux/Linux
6.6.128 - 6.6.*
Linux/Linux
7.0
Linux/Linux
d1baa4ffa677bf6986c460fcfd4cdaf8bfe66f0e - 011a0502801c8536f64141a2b61362c14f456544
... and 7 more
Published
May 06, 2026
Tracked Since
May 06, 2026