CVE-2021-4001
Assigner: redhat
Published: 2022-01-21T00:00:00
State: PUBLISHED
descriptions: value: A race condition was found in the Linux kernel's ebpf verifier between bpf_map_update_elem and bpf_map_freeze due to a missing lock in kernel/bpf/syscall.c. In this flaw, a local user with a special privilege (cap_sys_admin or cap_bpf) can modify the frozen mapped address space. This flaw affects kernel versions prior to 5.16 rc2.
affected: vendor: n/a
product: kernel
versions: version: kernel 5.16 rc2
status: affected
problemTypes: descriptions: type: CWE
description: CWE-367
cweId: CWE-367