CVE-2026-74576 - mm/slab: prevent unbounded recursion in free path with new kmalloc type
Brief
CVE ID : CVE-2026-74576
Published : Aug. 15, 2026, 1:18 p. m.
- 7 hours, 48 minutes ago
Description : In the Linux kernel, the following vulnerability has been resolved:
mm/slab: prevent unbounded recursion in free path with new kmalloc type
Commit 280ea9c3154b ("mm/slab: avoid allocating slabobj_ext array from its own slab") avoided recursive allocation of obj_exts from kmalloc caches of the same size, by bumping the obj_exts array's allocation size whenever the array size equals the size of the object being allocated.