Unity Linux 20.1050e Security Update: kernel (UTSA-2026-099985)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099985 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: guard against EA inode refcount underflow in xattr update syzkaller found a path where...

EUVD-2026-59671

In the Linux kernel, the following vulnerability has been resolved: um: vector: fix use-after-free in vectormmsgrx When vectormmsgrx discards a packet whose overlay header fails verifyheader, it frees the skb and continues the loop: if headercheck estats.rxencapserrors++; continue; The normal and...

CVE-2026-72317

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: pin upper rpcclnt across the TLS connectworker The TLS connect path has a use-after-free: nothing pins the upper rpcclnt across the delayed connectworker. xsconnect stores task-tkclient in sockxprt::clnt as a raw pointer...

UBUNTU-CVE-2026-72317

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: pin upper rpcclnt across the TLS connectworker The TLS connect path has a use-after-free: nothing pins the upper rpcclnt across the delayed connectworker. xsconnect stores task-tkclient in sockxprt::clnt as a raw pointer...

CVE-2026-72085

In the Linux kernel, the following vulnerability has been resolved: scsi: xen: scsiback: Free unsubmitted command instead of double-putting it scsibackgetpendreq obtains a command tag and returns a vscsibkpend whose embedded secmd has only been memset to 0, so its cmdkref is 0; the secmd is...

CVE-2026-72042

In the Linux kernel, the following vulnerability has been resolved: ipmi: Fix user refcount underflow in event delivery ipmiallocrecvmsguser takes the temporary user reference owned by the receive message, and ipmifreerecvmsg drops it again. If event delivery fails after allocating receive messag...

UBUNTU-CVE-2026-72042

In the Linux kernel, the following vulnerability has been resolved: ipmi: Fix user refcount underflow in event delivery ipmiallocrecvmsguser takes the temporary user reference owned by the receive message, and ipmifreerecvmsg drops it again. If event delivery fails after allocating receive messag...

UBUNTU-CVE-2026-72085

In the Linux kernel, the following vulnerability has been resolved: scsi: xen: scsiback: Free unsubmitted command instead of double-putting it scsibackgetpendreq obtains a command tag and returns a vscsibkpend whose embedded secmd has only been memset to 0, so its cmdkref is 0; the secmd is...

CVE-2026-72317 SUNRPC: pin upper rpc_clnt across the TLS connect_worker

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: pin upper rpcclnt across the TLS connectworker The TLS connect path has a use-after-free: nothing pins the upper rpcclnt across the delayed connectworker. xsconnect stores task-tkclient in sockxprt::clnt as a raw pointer...

CVE-2026-72317

In the Linux kernel SUNRPC TLS connect path, a use-after-free occurs because upper rpc_clnt is not pinned across the delayed TLS connect_worker. The TLS handshake worker xs_tcp_tls_setup_socket() reads saved fields from a freed rpc_clnt when a handshake fails, leading to a refcount underflow. The...

CVE-2026-72085

CVE-2026-72085 concerns the Linux kernel SCSI xen scsiback path. A path in scsiback_get_pend_req() creates a pending command with an uninitialized or not-yet-kref’d se_cmd; if a submission is aborted via a bad grant or unknown ring_req.act, transport_generic_free_cmd() underflows the reference co...

EUVD-2026-59043

In the Linux kernel, the following vulnerability has been resolved: scsi: xen: scsiback: Free unsubmitted command instead of double-putting it scsibackgetpendreq obtains a command tag and returns a vscsibkpend whose embedded secmd has only been memset to 0, so its cmdkref is 0; the secmd is...

CVE-2026-72085 scsi: xen: scsiback: Free unsubmitted command instead of double-putting it

In the Linux kernel, the following vulnerability has been resolved: scsi: xen: scsiback: Free unsubmitted command instead of double-putting it scsibackgetpendreq obtains a command tag and returns a vscsibkpend whose embedded secmd has only been memset to 0, so its cmdkref is 0; the secmd is...

CVE-2026-72042 ipmi: Fix user refcount underflow in event delivery

In the Linux kernel, the following vulnerability has been resolved: ipmi: Fix user refcount underflow in event delivery ipmiallocrecvmsguser takes the temporary user reference owned by the receive message, and ipmifreerecvmsg drops it again. If event delivery fails after allocating receive messag...

CVE-2026-72042

The CVE-2026-72042 entry describes a Linux kernel vulnerability in the IPMI event delivery path. The issue stems from ipmi_alloc_recv_msg(user) taking a temporary user reference and ipmi_free_recv_msg() dropping it again; during rollback, an extra reference drop could free a user still linked in ...

EUVD-2026-59000

In the Linux kernel, the following vulnerability has been resolved: ipmi: Fix user refcount underflow in event delivery ipmiallocrecvmsguser takes the temporary user reference owned by the receive message, and ipmifreerecvmsg drops it again. If event delivery fails after allocating receive messag...

CVE-2026-72042 ipmi: Fix user refcount underflow in event delivery

In the Linux kernel, the following vulnerability has been resolved: ipmi: Fix user refcount underflow in event delivery ipmiallocrecvmsguser takes the temporary user reference owned by the receive message, and ipmifreerecvmsg drops it again. If event delivery fails after allocating receive messag...

PT-2026-72274

In the Linux kernel, the following vulnerability has been resolved: scsi: xen: scsiback: Free unsubmitted command instead of double-putting it scsiback get pend req obtains a command tag and returns a vscsibk pend whose embedded se cmd has only been memset to 0, so its cmd kref is 0; the se cmd i...

PT-2026-72231

In the Linux kernel, the following vulnerability has been resolved: ipmi: Fix user refcount underflow in event delivery ipmi alloc recv msguser takes the temporary user reference owned by the receive message, and ipmi free recv msg drops it again. If event delivery fails after allocating receive...

Linux Distros Unpatched Vulnerability : CVE-2026-72042

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipmi: Fix user refcount underflow in event delivery ipmiallocrecvmsguser takes the temporary user reference owned by the receive message, and ipmifreerecvmsg...