CVE-2026-72426 bpf: Preserve pointer spill metadata during half-slot cleanup

In the Linux kernel, the following vulnerability has been resolved: bpf: Preserve pointer spill metadata during half-slot cleanup cleanfuncstate cleans dead stack slots in 4-byte halves. When the high half of a STACKSPILL slot is dead and the low half remains live, cleanup converts the live low...

bpf: support non-r10 register spill/fill to/from stack in precision tracking

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CVE-2023-52920

In the Linux kernel, the following vulnerability has been resolved: bpf: support non-r10 register spill/fill to/from stack in precision tracking Use instruction jump history to record instructions that performed register spill/fill to/from stack, regardless if this was done through read-only r10...