CVE-2026-72272 fbdev: radeon: fix potential memory leak in radeonfb_pci_register()
A memory leak in the Linux kernel radeonfb driver allows local attackers to cause a denial of service by exhausting system memory.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-72272?
CVE-2026-72272 is a memory corruption vulnerability in Linux, published on 15 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
fbdev: radeon: fix potential memory leak in radeonfb_pci_register()
The function radeonfb_pci_register() allocates memory for modelist (by calling radeon_check_modes() which calls fb_add_videomode()). The memory is appended to info->modelist, but is not freed in subsequent error paths. Fix this by calling fb_destroy_modelist().
Which versions are affected by CVE-2026-72272?
How do I fix CVE-2026-72272?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-72272 being exploited?
There is no known exploitation of CVE-2026-72272 in the wild and no public exploit code.
Sources
Also known as BELL-CVE-2026-72272, DEBIAN-CVE-2026-72272, GHSA-rvfv-rr2v-7c9x, UBUNTU-CVE-2026-72272.