CVE-2026-72272: fbdev: radeon: fix potential memory leak in radeonfb_pci_register()

Severity: unknown
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-15 · updated 2026-08-17

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().

Affected products

Linux kernel: 2.6.12 — fixed in 7.2

How to fix

Upgrade to a fixed version: Linux kernel 7.2. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/1b1b43342fbf11eaf2a8926b9ed4805579d772ac
https://git.kernel.org/stable/c/1c5387451176db5def499db809d718765f359a37
https://git.kernel.org/stable/c/30a2ff955b66b16d4c98dc61f4fe8b3a57c6f7bb
https://git.kernel.org/stable/c/a94a4a0ec2684454934ba104988d6222836a572f
https://git.kernel.org/stable/c/c2c795a320e7ef9aa69c7f4bd2c9ac07064eff9a
https://git.kernel.org/stable/c/c622a3eed6ad26879b6c0bc208fd6e3ffc4b7de3
https://git.kernel.org/stable/c/df8c1101c9a08859da612b5d0a08d55d475522c6
https://git.kernel.org/stable/c/f4dacbfd885f34222e67145294de9b8479aa021d

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