CVE-2026-74364

A flaw was found in the Linux kernel's Berkeley Packet Filter BPF subsystem. Exclusive maps, which are designed to be used by a single program, can be incorrectly inserted as inner maps within a map-in-map structure. This bypasses the intended security checks, allowing an unrelated program to...

Linux Distros Unpatched Vulnerability : CVE-2026-74364

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: Reject exclusive maps as inner maps in map-in-map An exclusive map created with exclproghash is bound to a single program by hash: checkmapprogcompatibilit...

CVE-2026-74364

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject exclusive maps as inner maps in map-in-map An exclusive map created with exclproghash is bound to a single program by hash: checkmapprogcompatibility refuses to load any program whose digest does not match...

CVE-2026-74364

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject exclusive maps as inner maps in map-in-map An exclusive map created with exclproghash is bound to a single program by hash: checkmapprogcompatibility refuses to load any program whose digest does not match...

UBUNTU-CVE-2026-74364

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject exclusive maps as inner maps in map-in-map An exclusive map created with exclproghash is bound to a single program by hash: checkmapprogcompatibility refuses to load any program whose digest does not match...

CVE-2026-74364 bpf: Reject exclusive maps as inner maps in map-in-map

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject exclusive maps as inner maps in map-in-map An exclusive map created with exclproghash is bound to a single program by hash: checkmapprogcompatibility refuses to load any program whose digest does not match...

EUVD-2026-59511

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject exclusive maps as inner maps in map-in-map An exclusive map created with exclproghash is bound to a single program by hash: checkmapprogcompatibility refuses to load any program whose digest does not match...

CVE-2026-74364

The CVE-2026-74364 issue concerns the Linux kernel’s BPF map-in-map handling. A map created as an exclusive map (excl_prog_hash) is bound to a single program by hash. check_map_prog_compatibility() refuses to load programs unless their digest matches map->excl_prog_sha, but this check only cov...

CVE-2026-74364 bpf: Reject exclusive maps as inner maps in map-in-map

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject exclusive maps as inner maps in map-in-map An exclusive map created with exclproghash is bound to a single program by hash: checkmapprogcompatibility refuses to load any program whose digest does not match...

PT-2026-72800

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject exclusive maps as inner maps in map-in-map An exclusive map created with excl prog hash is bound to a single program by hash: check map prog compatibility refuses to load any program whose digest does not match map-ex...