CVE-2026-43123In 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->fb…
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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.
- CVSS
- 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-476
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
linux linux_kernel linux:linux_kernel | from 2.6.23 before 5.15.203; from 5.16 before 6.1.165; from 6.2 before 6.6.128; from 6.7 before 6.12.75; from 6.13 before 6.18.16; from 6.19 before 6.19.6 | NVD |
References
- https://git.kernel.org/stable/c/011a0502801c8536f64141a2b61362c14f456544patch
- https://git.kernel.org/stable/c/0b038c0be6827dd2dbb1ce4f8d92d97c80cbe9ccpatch
- https://git.kernel.org/stable/c/11a93180a70bb3095a9bd80d113d9277e30d9959patch
- https://git.kernel.org/stable/c/3b5a754ec86bc6064af9aca76eb191c2405e6b0cpatch
- https://git.kernel.org/stable/c/a785c4e2a999c2d51dfcf40d317cfb30cc735d2cpatch
- https://git.kernel.org/stable/c/d3e535533767c85788529e626478718b7e95a59fpatch
- https://git.kernel.org/stable/c/f57b61624c86ef8f87f6e6b7dd0755de03d90e89patch
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.