Linux Distros Unpatched Vulnerability : CVE-2026-81003

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/iucv: filter frames in afiucvhsrcv by ingress device afiucvhsrcv selects a socket from iucvsklist by matching four 8-byte name fields in the transport heade...

AZL-100073 CVE-2026-81003 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: net/iucv: filter frames in afiucvhsrcv by ingress device afiucvhsrcv selects a socket from iucvsklist by matching four 8-byte name fields in the transport header alone. No check is made against the netdevice the frame arrived on...

CVE-2026-81003

In the Linux kernel, the following vulnerability has been resolved: net/iucv: filter frames in afiucvhsrcv by ingress device afiucvhsrcv selects a socket from iucvsklist by matching four 8-byte name fields in the transport header alone. No check is made against the netdevice the frame arrived on...

CVE-2026-81003

In the Linux kernel, the following vulnerability has been resolved: net/iucv: filter frames in afiucvhsrcv by ingress device afiucvhsrcv selects a socket from iucvsklist by matching four 8-byte name fields in the transport header alone. No check is made against the netdevice the frame arrived on...

UBUNTU-CVE-2026-81003

In the Linux kernel, the following vulnerability has been resolved: net/iucv: filter frames in afiucvhsrcv by ingress device afiucvhsrcv selects a socket from iucvsklist by matching four 8-byte name fields in the transport header alone. No check is made against the netdevice the frame arrived on...

EUVD-2026-76326

In the Linux kernel, the following vulnerability has been resolved: net/iucv: filter frames in afiucvhsrcv by ingress device afiucvhsrcv selects a socket from iucvsklist by matching four 8-byte name fields in the transport header alone. No check is made against the netdevice the frame arrived on...

CVE-2026-81003

In the Linux kernel, the following vulnerability has been resolved: net/iucv: filter frames in afiucvhsrcv by ingress device afiucvhsrcv selects a socket from iucvsklist by matching four 8-byte name fields in the transport header alone. No check is made against the netdevice the frame arrived on...

CVE-2026-81003 net/iucv: filter frames in afiucv_hs_rcv() by ingress device

In the Linux kernel, the following vulnerability has been resolved: net/iucv: filter frames in afiucvhsrcv by ingress device afiucvhsrcv selects a socket from iucvsklist by matching four 8-byte name fields in the transport header alone. No check is made against the netdevice the frame arrived on...

CVE-2026-81003 net/iucv: filter frames in afiucv_hs_rcv() by ingress device

In the Linux kernel, the following vulnerability has been resolved: net/iucv: filter frames in afiucvhsrcv by ingress device afiucvhsrcv selects a socket from iucvsklist by matching four 8-byte name fields in the transport header alone. No check is made against the netdevice the frame arrived on...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100590)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100590 advisory. In the Linux kernel, the following vulnerability has been resolved: net/iucv: fix locking in .getsockopt Mirror iucvsocksetsockopt and wrap the whole switch in...

SUSE CVE-2026-68397

In the Linux kernel, the following vulnerability has been resolved: net/iucv: take a reference on the socket found in afiucvhsrcv afiucvhsrcv looks up the destination socket under iucvsklist.lock, drops the lock, and then passes the socket to the afiucvhscallback handlers without holding a...

CVE-2026-68141

A flaw was found in the afiucv component of the Linux kernel. This vulnerability occurs when the afiucvhscallbacksyn function fails to allocate a child socket, leading to a NULL pointer being passed to iucvsockkill. An attacker could potentially trigger this condition, causing a NULL pointer...

DEBIAN-CVE-2026-68397

In the Linux kernel, the following vulnerability has been resolved: net/iucv: take a reference on the socket found in afiucvhsrcv afiucvhsrcv looks up the destination socket under iucvsklist.lock, drops the lock, and then passes the socket to the afiucvhscallback handlers without holding a...

CVE-2026-68397

In the Linux kernel, the following vulnerability has been resolved: net/iucv: take a reference on the socket found in afiucvhsrcv afiucvhsrcv looks up the destination socket under iucvsklist.lock, drops the lock, and then passes the socket to the afiucvhscallback handlers without holding a...

UBUNTU-CVE-2026-68397

In the Linux kernel, the following vulnerability has been resolved: net/iucv: take a reference on the socket found in afiucvhsrcv afiucvhsrcv looks up the destination socket under iucvsklist.lock, drops the lock, and then passes the socket to the afiucvhscallback handlers without holding a...

CVE-2026-68141

In the Linux kernel, the following vulnerability has been resolved: net/afiucv: fix NULL deref in afiucvhscallbacksyn afiucvhscallbacksyn allocates the child socket with GFPATOMIC. If the allocation fails, nsk is NULL. The connection-refused path is entered when the listen state check fails, the...

UBUNTU-CVE-2026-68141

In the Linux kernel, the following vulnerability has been resolved: net/afiucv: fix NULL deref in afiucvhscallbacksyn afiucvhscallbacksyn allocates the child socket with GFPATOMIC. If the allocation fails, nsk is NULL. The connection-refused path is entered when the listen state check fails, the...

UBUNTU-CVE-2026-68140

In the Linux kernel, the following vulnerability has been resolved: net/iucv: fix use-after-free of a severed iucvpath afiucv queues not-yet-received message notifications on iucv-messageq, each holding a raw pointer to the connection's iucvpath. When the peer severs the connection, iucvseverpath...

CVE-2026-68397 net/iucv: take a reference on the socket found in afiucv_hs_rcv()

In the Linux kernel, the following vulnerability has been resolved: net/iucv: take a reference on the socket found in afiucvhsrcv afiucvhsrcv looks up the destination socket under iucvsklist.lock, drops the lock, and then passes the socket to the afiucvhscallback handlers without holding a...

CVE-2026-68141 net/af_iucv: fix NULL deref in afiucv_hs_callback_syn()

In the Linux kernel, the following vulnerability has been resolved: net/afiucv: fix NULL deref in afiucvhscallbacksyn afiucvhscallbacksyn allocates the child socket with GFPATOMIC. If the allocation fails, nsk is NULL. The connection-refused path is entered when the listen state check fails, the...