UBUNTU-CVE-2026-46333

In the Linux kernel, the following vulnerability has been resolved: ptrace: slightly saner 'getdumpable' logic The 'dumpability' of a task is fundamentally about the memory image of the task - the concept comes from whether it can core dump or not - and makes no sense when you don't have an...

CVE-2026-46333

CVE-2026-46333 concerns a logic bug in the Linux kernel’s ptrace access check (__ptrace_may_access). When a thread lacks an MM pointer, ptrace_may_access uses a cached “last dumpable” flag, which can be bypassed by CAP_SYS_PTRACE to override. This can enable local privilege escalation or informat...