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Tracker / CVE-2026-53261

CVE-2026-53261

Media 5.5

In the Linux kernel, the following vulnerability has been resolved: devlink: Release nested relation on devlink free devlink relation state is normally released from devl_unregister(), which calls devlink_rel_put(). This misses devlink instances that get a nested relation before registration and then fail probe before devl_register() is reached. That flow can happen for SFs. The child devlink gets linked to its parent before registration, then a later probe error calls devlink_free() directly. Since the instance was never registered, devl_unregister() is not called and devlink->rel is leaked. Release any pending relation from devlink_free() as well. The registered path is unchanged because devl_unregister() already clears devlink->rel before devlink_free() runs.

Prodotti e versioni affette

linux linux_kernel
linux linux_kernel · 6.13 → 6.18.36
linux linux_kernel · 6.19 → 7.0.13
linux linux_kernel · 6.7 → 6.12.94

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