A flaw was found in Linux Kernel because access to the global variable fg_console is not properly synchronized leading to a use after free in con_font_op.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25668
Reference (s):
- https://security.netapp.com/advisory/ntap-20210702-0005/
- https://bugzilla.redhat.com/show_bug.cgi?id=1893287,
- URL: https://bugzilla.redhat.com/show_bug.cgi?id=1893287,
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=90bfdeef83f1d6c696039b6a917190dcbbad3220
- URL: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=90bfdeef83f1d6c696039b6a917190dcbbad3220