UBUNTU-CVE-2026-80995

In the Linux kernel, the following vulnerability has been resolved: net: mctp: hold a reference to the route device in mctproutelookup mctproutelookup uses rt-dev without holding a reference on it. mctproutelookupsingle returns the route under RCU only, so the route's device can be torn down...

CVE-2026-89527

In the Linux kernel, the following vulnerability has been resolved: svcrdma: Use svcxprtput to free listener on create failure svcrdmacreate calls kfreecmaxprt when svcrdmacreatelistenid fails. svcxprtinit has already acquired a net namespace reference via getnettrack; kfree bypasses svcxprtfree...

CVE-2026-89504

In the Linux kernel, the following vulnerability has been resolved: regulator: as3722getregulatordtdata: fix premature ofnodeput leaving dangling ofnode pointer In as3722getregulatordtdata, ofgetchildbyname acquires a reference on np, which is then assigned to pdev-dev.ofnode. The function...

UBUNTU-CVE-2026-89504

In the Linux kernel, the following vulnerability has been resolved: regulator: as3722getregulatordtdata: fix premature ofnodeput leaving dangling ofnode pointer In as3722getregulatordtdata, ofgetchildbyname acquires a reference on np, which is then assigned to pdev-dev.ofnode. The function...

CVE-2026-89750 tracing/user_events: Clear copied tracing state before fork duplication

In the Linux kernel, the following vulnerability has been resolved: tracing/userevents: Clear copied tracing state before fork duplication duptaskstruct copies usereventmm from the parent into the child, without grabbing a reference to it. usereventmmdup should replace it, but it leaves that copi...

CVE-2026-89663 nfsd: revoke copy-notify stateids before dropping their reference

In the Linux kernel, the following vulnerability has been resolved: nfsd: revoke copy-notify stateids before dropping their reference Copy-notify stateids live in the s2scpstateids IDR and on their parent stid's sccplist, pinned by a single membership reference. freecpntfstatelocked only unlinks ...

EUVD-2026-76575

In the Linux kernel, the following vulnerability has been resolved: nfsd: revoke copy-notify stateids before dropping their reference Copy-notify stateids live in the s2scpstateids IDR and on their parent stid's sccplist, pinned by a single membership reference. freecpntfstatelocked only unlinks ...

CVE-2026-89663 nfsd: revoke copy-notify stateids before dropping their reference

In the Linux kernel, the following vulnerability has been resolved: nfsd: revoke copy-notify stateids before dropping their reference Copy-notify stateids live in the s2scpstateids IDR and on their parent stid's sccplist, pinned by a single membership reference. freecpntfstatelocked only unlinks ...

CVE-2026-89654

In the Linux kernel, the following vulnerability has been resolved: ceph: fix UAF in checknewmap on session freed during unlock checknewmap iterates mdsc-sessions and for each active session drops mdsc-mutex to perform per-session operations. The forced-close path rank removed from map correctly...

CVE-2026-89654 ceph: fix UAF in check_new_map() on session freed during unlock

In the Linux kernel, the following vulnerability has been resolved: ceph: fix UAF in checknewmap on session freed during unlock checknewmap iterates mdsc-sessions and for each active session drops mdsc-mutex to perform per-session operations. The forced-close path rank removed from map correctly...

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...

CVE-2026-89527

In the Linux kernel, the following vulnerability has been resolved: svcrdma: Use svcxprtput to free listener on create failure svcrdmacreate calls kfreecmaxprt when svcrdmacreatelistenid fails. svcxprtinit has already acquired a net namespace reference via getnettrack; kfree bypasses svcxprtfree...

PT-2026-90252

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the SUNRPC component where a race condition occurs during the client TLS handshake. The function xs tls handshake sync provides a reference to the lower transport to x...

PT-2026-90243

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the svcrdma component where the svc rdma create function incorrectly uses kfreecma xprt when svc rdma create listen id fails. Because svc xprt init has already acquire...

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...