CVE-2026-72426

A flaw was found in the Linux kernel's Berkeley Packet Filter BPF subsystem. The cleanfuncstate function, which manages stack slot cleanup, incorrectly clears metadata for pointer spills. This allows a subsequent read from a partially live stack slot to bypass crucial non-scalar register-fill...

UBUNTU-CVE-2026-72426

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...

EUVD-2026-59325

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...

CVE-2026-72426

The CVE-2026-72426 entry describes a Linux kernel vulnerability affecting BPF stack slot cleanup. When cleaning dead stack slots in 4-byte halves, if the high half of a STACK_SPILL is dead and the low half remains live, the low half could be converted to STACK_MISC/STACK_ZERO and its spilled_ptr ...

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...

PT-2026-72614

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

CVE-2025-38624

In the Linux kernel, the following vulnerability has been resolved: PCI: pnvphp: Clean up allocated IRQs on unplug When the root of a nested PCIe bridge configuration is unplugged, the pnvphp driver leaked the allocated IRQ resources for the child bridges' hotplug event notifications, resulting i...