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.
Product status
d1baa4ffa677bf6986c460fcfd4cdaf8bfe66f0e (git) before d3e535533767c85788529e626478718b7e95a59f
d1baa4ffa677bf6986c460fcfd4cdaf8bfe66f0e (git) before 3b5a754ec86bc6064af9aca76eb191c2405e6b0c
d1baa4ffa677bf6986c460fcfd4cdaf8bfe66f0e (git) before a785c4e2a999c2d51dfcf40d317cfb30cc735d2c
d1baa4ffa677bf6986c460fcfd4cdaf8bfe66f0e (git) before 0b038c0be6827dd2dbb1ce4f8d92d97c80cbe9cc
d1baa4ffa677bf6986c460fcfd4cdaf8bfe66f0e (git) before 11a93180a70bb3095a9bd80d113d9277e30d9959
d1baa4ffa677bf6986c460fcfd4cdaf8bfe66f0e (git) before f57b61624c86ef8f87f6e6b7dd0755de03d90e89
d1baa4ffa677bf6986c460fcfd4cdaf8bfe66f0e (git) before 011a0502801c8536f64141a2b61362c14f456544
2.6.23
Any version before 2.6.23
5.15.203 (semver)
6.1.165 (semver)
6.6.128 (semver)
6.12.75 (semver)
6.18.16 (semver)
6.19.6 (semver)
7.0 (original_commit_for_fix)
References
git.kernel.org/...c/d3e535533767c85788529e626478718b7e95a59f
git.kernel.org/...c/3b5a754ec86bc6064af9aca76eb191c2405e6b0c
git.kernel.org/...c/a785c4e2a999c2d51dfcf40d317cfb30cc735d2c
git.kernel.org/...c/0b038c0be6827dd2dbb1ce4f8d92d97c80cbe9cc
git.kernel.org/...c/11a93180a70bb3095a9bd80d113d9277e30d9959
git.kernel.org/...c/f57b61624c86ef8f87f6e6b7dd0755de03d90e89
git.kernel.org/...c/011a0502801c8536f64141a2b61362c14f456544