Linux Distros Unpatched Vulnerability : CVE-2026-45918

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ovpn: tcp - don't deref NULL sksocket member after tcpclose When deleting a peer in case of keepalive expiration, the peer is removed from the OpenVPN hashtable...

SUSE CVE-2026-45966

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix NULL pointer dereference in unixneedsrevalidation When receiving file descriptors via SCMRIGHTS, both the socket pointer and the socket's sk pointer can be NULL during socket setup or teardown, causing NULL pointer...

EUVD-2026-32250

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix NULL pointer dereference in unixneedsrevalidation When receiving file descriptors via SCMRIGHTS, both the socket pointer and the socket's sk pointer can be NULL during socket setup or teardown, causing NULL pointer...

CVE-2026-45918

The CVE-2026-45918 entry describes a race condition in the Linux kernel related to OpenVPN keepalive processing. When a peer is removed from the hashtable and placed on a release list, the code detaches from the socket by restoring the original protocol and socket callbacks. If userspace closes t...

UBUNTU-CVE-2026-45846

In the Linux kernel, the following vulnerability has been resolved: bareudp: fix NULL pointer dereference in bareudpfillmetadatadst bareudpfillmetadatadst passes bareudp-sock to udptunnel6dstlookup in the IPv6 path without a NULL check. The socket is only created in bareudpopen and NULLed in...

PT-2026-43785

In the Linux kernel, the following vulnerability has been resolved: ovpn: tcp - don't deref NULL sk socket member after tcp close When deleting a peer in case of keepalive expiration, the peer is removed from the OpenVPN hashtable and is temporary inserted in a "release list" for further...

kernel: Bluetooth: ISO: Fix possible UAF on iso_conn_free

A vulnerability was found in isosockkill in net/bluetooth/iso.c in Bluetooth protocol stack in the Linux Kernel. In this flaw if the conn-sk is not set to NULL may lead to UAF on isoconnfree...

UBUNTU-CVE-2022-49205

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix double uncharge the mem of skmsg If tcpbpfsendmsg is running during a tear down operation, psock may be freed. tcpbpfsendmsg tcpbpfsendverdict skmsgreturn tcpbpfsendmsgredir unlikely!psock skmsgfree The mem of m...

UBUNTU-CVE-2022-48816

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: lock against -sock changing during sysfs read -sock can be set to NULL asynchronously unless -recvmutex is held. So it is important to hold that mutex. Otherwise a sysfs read can trigger an oops. Commit 17f09d3f619a...

DEBIAN-CVE-2024-38566

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix verifier assumptions about socket-sk The verifier assumes that 'sk' field in 'struct socket' is valid and non-NULL when 'socket' pointer itself is trusted and non-NULL. That may not be the case when socket was just creat...

Oracle: Security Advisory (ELSA-2009-1243)

The remote host is missing an update for the SPDX-FileCopyrightText: 2015 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...