CVE-2026-90159

A flaw was found in the Linux kernel. Specifically, a concurrency vulnerability exists within the Berkeley Packet Filter BPF subsystem when handling cgroup UNIX getname hooks. This issue arises because certain BPF functions, bpfsetsockopt and bpfgetsockopt, are called without first acquiring a...

DEBIAN-CVE-2026-90159

In the Linux kernel, the following vulnerability has been resolved: bpf: Disallow bpfg,setsockopt in cgroup UNIX getname hooks bpfsetsockopt and bpfgetsockopt call sockownedbyme for full sockets, so these helpers expect the socket lock to be held. BPFCGROUPUNIXGETPEERNAME and...

EUVD-2026-81752

In the Linux kernel, the following vulnerability has been resolved: bpf: Disallow bpfg,setsockopt in cgroup UNIX getname hooks bpfsetsockopt and bpfgetsockopt call sockownedbyme for full sockets, so these helpers expect the socket lock to be held. BPFCGROUPUNIXGETPEERNAME and...

PT-2026-94507

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists where BPF programs attached to BPF CGROUP UNIX GETPEERNAME and BPF CGROUP UNIX GETSOCKNAME hooks run without acquiring the socket lock. Because the helpers bpf setsockopt...