Threats tagged 'ghsa-pp33-9ggx-8qj6'

A vulnerability in the Linux kernel's BPF verifier was resolved that could cause it to incorrectly infer that a pointer is non-null. This flaw occurs when comparing two pointers where one pointer type lacks the PTR_MAYBE_NULL flag but can still be null at runtime, potentially leading to a null pointer dereference not being caught by the verifier. The issue was fixed by improving the logic that determines if a register can be null during conditional jump operations.