Description (CNA)
A flaw was found in the Framebuffer Console (fbcon) in the Linux Kernel. When providing font->width and font->height greater than 32 to fbcon_set_font, since there are no checks in place, a shift-out-of-bounds occurs leading to undefined behavior and possible denial of service.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / Linux Kernel (fbcon) | affected Fixed in kernel 6.2-rc7 |
CWE
CWE-1335
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2213485
- https://github.com/torvalds/linux/commit/2b09d5d364986f724f17001ccfe4126b9b43a0be
ADP enrichment
No English description supplied.
No English description supplied.
No references supplied.