EUVD-2026-76555

In the Linux kernel, the following vulnerability has been resolved: audit: avoid dropping live tree ref on fsnotify rule autoremove auditdelrule is used for both netlink deletion templates and internal fsnotify autoremove. The former passes a parsed template which owns a temporary tree reference;...

EUVD-2026-76442

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: wait for in-flight client TLS handshake callback xstlshandshakesync gives xstlshandshakedone a reference to the lower transport before submitting the handshake request. On timeout or signal, the synchronous waiter drops...

PT-2026-90252

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: wait for in-flight client TLS handshake callback xs tls handshake sync gives xs tls handshake done a reference to the lower transport before submitting the handshake request. On timeout or signal, the synchronous waiter...

PT-2026-90243

In the Linux kernel, the following vulnerability has been resolved: svcrdma: Use svc xprt put to free listener on create failure svc rdma create calls kfreecma xprt when svc rdma create listen id fails. svc xprt init has already acquired a net namespace reference via get net track; kfree bypasses...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053400)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053400 advisory. In the Linux kernel, the following vulnerability has been resolved: smb: client: Fix use-after-free of network namespace. Recently, we got a customer report that CI...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053245)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053245 advisory. In the Linux kernel, the following vulnerability has been resolved: netlink: terminate outstanding dump on socket close Netlink supports iterative dumping of data. I...

CVE-2026-80911

CVE-2026-80911 affects the Linux kernel ASoC SOF (Sound Open Firmware) audio driver. The vulnerability resides in the error path of sof_widget_setup_unlocked() . When either tplg_ops->dai_config or widget_kcontrol_setup fails during widget setup, sof_widget_free_unlocked() is called twice, cau...

CVE-2026-80888

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: drop dmabuf reference on foreign-fd prime import ttmprimefdtohandle returns -ENOSYS when the imported fd's dmabuf-ops do not match the ttmobjectdevice's ops, but does so without releasing the reference acquired by...

EUVD-2026-71401

In the Linux kernel, the following vulnerability has been resolved: futex: Avoid private hash use-after-free on final put futexprivatehashput drops the reference to fph before evaluating fph-mm for wakeupvar. futexrefput enables preemption again before returning. If that put drops the final...

CVE-2026-80732 ata: pata_sl82c105: fix bridge revision use-after-free

In the Linux kernel, the following vulnerability has been resolved: ata: patasl82c105: fix bridge revision use-after-free pcigetslot returns a referenced PCI device. Commit 44c10138fd4b "PCI: Change all drivers to use pcidevice-revision" replaced a configuration-space read with direct access to t...

CVE-2026-80642

A flaw was found in the Linux kernel's liveupdate subsystem. This vulnerability arises from improper reference counting of incoming File-Lifecycle-Bound FLB data. A subsystem might hold onto FLB data for an extended period, and without proper reference counting, the FLB structure could be...

CVE-2026-80683

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: give the socket its own scoconn reference scoconndel drops a reference it does not own. It takes one transient reference via scoconnholdunlesszero and releases it with the scoconnput that follows scosockhold; the...

UBUNTU-CVE-2026-80698

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix double free of wq, engine, and group structs The release callbacks for wq, engine, and group devices idxdconfwqrelease, idxdconfenginerelease, idxdconfgrouprelease each call kfree on the enclosing struct. The...

UBUNTU-CVE-2026-80683

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: give the socket its own scoconn reference scoconndel drops a reference it does not own. It takes one transient reference via scoconnholdunlesszero and releases it with the scoconnput that follows scosockhold; the...

CVE-2026-80619

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix potential UAF in aareplaceprofiles The function aareplaceprofiles was accessing udata-size after calling aaputloaddataudata, causing a potential UAF. Fixed this by saving the size to a local variable before dropping...

CVE-2026-80692

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: hold conn in hciconnectacl/lesync callbacks There is theoretical UAF if the conn is freed while the hcisync task is running. Hold refcount to avoid that...

CVE-2026-80692

CVE-2026-80692 is a theoretical Use-After-Free (UAF) in the Linux kernel's Bluetooth HCI subsystem , specifically in the hci_connect_acl() and hci_connect_le_sync() callbacks. If the conn object is freed while the hci_sync task is running, a UAF can occur. The fix holds a refcount to the conn obj...

CVE-2026-80683

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: give the socket its own scoconn reference scoconndel drops a reference it does not own. It takes one transient reference via scoconnholdunlesszero and releases it with the scoconnput that follows scosockhold; the...

CVE-2026-80642

CVE-2026-80642 affects the Linux kernel 's liveupdate subsystem. During a Live Update, a subsystem may need to hold incoming File-Lifecycle-Bound (FLB) data for an extended period (e.g., during device enumeration). The vulnerability stems from a missing reference count on the incoming FLB structu...

CVE-2026-80619

CVE-2026-80619 is a Use-After-Free (UAF) in the Linux kernel's AppArmor subsystem. The function aa_replace_profiles accessed udata->size after calling aa_put_loaddata(udata), which drops the reference to the load data structure. The fix saves the size into a local variable before releasing the...