UBUNTU-CVE-2026-74369

In the Linux kernel, the following vulnerability has been resolved: liveupdate: fix u-a-f in luofileunpreservefiles and luofilefinish In luofileunpreservefiles and luofilefinish, reorder moduleput and xaerase to ensure the file handler module remains pinned while its operations are being accessed...

CVE-2026-72456

In the Linux kernel, the following vulnerability has been resolved: apparmor: release exe file resources on path failure getcurrentexepath takes both an exefile reference and a path reference before resolving the path name. If aapathname failed, it returned immediately and leaked both references...

CVE-2026-72315

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix busy dentry warning on unmount after DIO Commit c68337442f03 "cifs: Fix busy dentry used after unmounting" fixed the issue in cifs where deferred close of a file led to a dentry reference count not being released...

CVE-2026-72482

In the Linux kernel, the following vulnerability has been resolved: gpib: fix double decrement of descriptorbusy in commandioctl commit d1857f8296dc "gpib: fix use-after-free in IO ioctl handlers" introduced a descriptorbusy reference counter to pin struct gpibdescriptor across IO ioctl operation...

CVE-2026-74393

In the Linux kernel, the following vulnerability has been resolved: drm/syncobj: Fix memory leak in drmsyncobjfindfence Commit 18226ba52159 "drm/syncobj: reject invalid flags in drmsyncobjfindfence" forgot to take into account the fact that drmsyncobjfind takes a reference to syncobj and returns...

CVE-2026-72430

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: fix nfconnlabels leak on two error paths tcfctfillparams calls nfconnlabelsget setting putlabels when TCACTLABELS is present, but two later error sites use a bare return instead of "goto err", skipping the err:...

UBUNTU-CVE-2026-72473

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Decouple req recycling from RPC completion rlkref formerly served two distinct lifetimes through a single refcount: it gated when a Reply could wake its RPC task, and it gated when an rpcrdmareq could return to its free...

CVE-2026-74348

In the Linux kernel, the following vulnerability has been resolved: ocfs2/dlm: require a ref for lockingstate debugfs open debuglockresopen copies inode-iprivate into struct debuglockres and debuglockresrelease later drops that pointer with dlmput. That only works if open successfully pins the...

CVE-2026-74381

In the Linux kernel, the following vulnerability has been resolved: gpu: host1x: Allow entries in BO caches to be freed When a buffer object is pinned via host1xbopin with a cache, the resulting mapping is kept in the cache so it can be reused on subsequent pins. Each mapping held a reference to...

UBUNTU-CVE-2026-72438

In the Linux kernel, the following vulnerability has been resolved: md/raid10: fix writespending and barrier reference leaks on discard failures raid10makerequest acquires a writespending reference with mdwritestart before calling raid10handlediscard. Several failure paths in raid10handlediscard...

UBUNTU-CVE-2026-72315

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix busy dentry warning on unmount after DIO Commit c68337442f03 "cifs: Fix busy dentry used after unmounting" fixed the issue in cifs where deferred close of a file led to a dentry reference count not being released...

CVE-2026-72469

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Fix ep kref imbalance on ADDRCHANGE rpcrdmacmeventhandler falls through to the disconnected: label on RDMACMEVENTADDRCHANGE and calls rpcrdmaepput with no matching get when the event arrives before RDMACMEVENTESTABLISHE...

CVE-2026-72376

In the Linux kernel, the following vulnerability has been resolved: afs: Fix misplaced inc of net-cellsoutstanding Fix net-cellsoutstanding being incremented before the check for failure of idralloccyclic, leaving the count incremented on error...

CVE-2026-74432

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix leak of released call in recvmsgMSGPEEK Fix rxrpcrecvmsg to also drop the ref it holds on an already-released call if MSGPEEK is in force the function holds a ref on the call irrespective of whether MSGPEEK is specifie...

UBUNTU-CVE-2026-74381

In the Linux kernel, the following vulnerability has been resolved: gpu: host1x: Allow entries in BO caches to be freed When a buffer object is pinned via host1xbopin with a cache, the resulting mapping is kept in the cache so it can be reused on subsequent pins. Each mapping held a reference to...

UBUNTU-CVE-2026-74347

In the Linux kernel, the following vulnerability has been resolved: netfilter: cttimeout: detach dataplane timeout policy and repurpose refcount Add a refcount for struct nfcttimeout which is used by ct extension to set the custom ct timeout policy, this tells us that the ct timeout is being used...

UBUNTU-CVE-2026-72463

In the Linux kernel, the following vulnerability has been resolved: xfrm: Fix dev use-after-free in xfrm async resumption xfrm async resumption hold skb-dev refcnt until after transportfinish. However, xfrmrcvcb may modify skb-dev to tunnel dev without taking device reference, such as vtircvcb. T...

CVE-2026-72245

In the Linux kernel, the following vulnerability has been resolved: gpu: host1x: Fix device reference leak in host1xdeviceparsedt error path After deviceinitialize, the embedded struct device in struct host1xdevice should be released through the device core with putdevice. In host1xdeviceadd, if...

CVE-2026-72240

In the Linux kernel, the following vulnerability has been resolved: mfd: sm501: Fix reference leak on failed device registration When platformdeviceregister fails in sm501registerdevice, the embedded struct device in pdev has already been initialized by deviceinitialize, but the failure path only...

CVE-2026-72214

In the Linux kernel, the following vulnerability has been resolved: power: supply: cpcap-battery: Fix missing nvmemdeviceput causing reference leak In cpcapbatterydetectbatterytype, the reference to an nvmem device obtained via nvmemdevicefind is not released with nvmemdeviceput on the success or...