Skip to content
CVE PROGRAM SOURCE RECORDUnscored

CVE-2026-43123

fbcon: check return value of con2fb_acquire_newinfo()

Read JSON ↗CVE.org ↗
Status
Published
Published
Updated
Assigning organization
Linux

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • d1baa4ffa677bf6986c460fcfd4cdaf8bfe66f0e to < d3e535533767c85788529e626478718b7e95a59faffected
  • d1baa4ffa677bf6986c460fcfd4cdaf8bfe66f0e to < 3b5a754ec86bc6064af9aca76eb191c2405e6b0caffected
  • d1baa4ffa677bf6986c460fcfd4cdaf8bfe66f0e to < a785c4e2a999c2d51dfcf40d317cfb30cc735d2caffected
  • d1baa4ffa677bf6986c460fcfd4cdaf8bfe66f0e to < 0b038c0be6827dd2dbb1ce4f8d92d97c80cbe9ccaffected
  • d1baa4ffa677bf6986c460fcfd4cdaf8bfe66f0e to < 11a93180a70bb3095a9bd80d113d9277e30d9959affected
  • d1baa4ffa677bf6986c460fcfd4cdaf8bfe66f0e to < f57b61624c86ef8f87f6e6b7dd0755de03d90e89affected
  • d1baa4ffa677bf6986c460fcfd4cdaf8bfe66f0e to < 011a0502801c8536f64141a2b61362c14f456544affected

Linux Linux

Default version status: affected

  • 2.6.23affected
  • 0 to < 2.6.23unaffected
  • 5.15.203 to ≤ 5.15.*unaffected
  • 6.1.165 to ≤ 6.1.*unaffected
  • 6.6.128 to ≤ 6.6.*unaffected
  • 6.12.75 to ≤ 6.12.*unaffected
  • 6.18.16 to ≤ 6.18.*unaffected
  • 6.19.6 to ≤ 6.19.*unaffected
  • 7.0 to ≤ *unaffected

References