UBUNTU-CVE-2026-89683

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix dentry ref leak on V4ROOT export filehandle lookup nfsdsetfhdentry leaks the dentry reference from exportfsdecodefhraw when the NFS3FHSIZE or NFSFHSIZE switch cases detect NFSEXPV4ROOT and goto out. The out: label calls...

CVE-2026-89447

In the Linux kernel, the following vulnerability has been resolved: iommufd: Avoid locking internal accesses during unmap iommufdaccessnotifyunmap skips internal accesses because they do not have an external unmap callback to invoke. However, the current test calls iommufdlockobj before checking...

CVE-2026-89715

In the Linux kernel, the following vulnerability has been resolved: NFS/localio: fix ref leak on nfsuuidaddfile failure When nfsuuidaddfile races with nfsuuidput tearing down uuid-net, it returns -ENXIO without publishing nfl-nfsuuid via rcuassignpointer. nfsopenlocalfh then enters its error bran...

CVE-2026-89683

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix dentry ref leak on V4ROOT export filehandle lookup nfsdsetfhdentry leaks the dentry reference from exportfsdecodefhraw when the NFS3FHSIZE or NFSFHSIZE switch cases detect NFSEXPV4ROOT and goto out. The out: label calls...

CVE-2026-89707

In the Linux kernel, the following vulnerability has been resolved: nfsd: release path refs on followdown error nfsdcrossmnt initializes a local struct path with mntget and dget before calling followdown. On a negative return the error arm jumps to out without releasing those references: err =...

UBUNTU-CVE-2026-89590

In the Linux kernel, the following vulnerability has been resolved: accel/rocket: Fix error path handling in rocketjobrun In rocketjobrun, after taking an extra fence reference for job-donefence via dmafenceget, the error paths have three bugs: - The dmafence reference held by job-donefence is...

UBUNTU-CVE-2026-89681

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix layout fence worker double-reference race The workqueue core clears WORKSTRUCTPENDING before the callback is invoked, so delayedworkpending in lmbreakertimedout can return false while the fence worker is already running...

UBUNTU-CVE-2026-89707

In the Linux kernel, the following vulnerability has been resolved: nfsd: release path refs on followdown error nfsdcrossmnt initializes a local struct path with mntget and dget before calling followdown. On a negative return the error arm jumps to out without releasing those references: err =...

UBUNTU-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...

UBUNTU-CVE-2026-89447

In the Linux kernel, the following vulnerability has been resolved: iommufd: Avoid locking internal accesses during unmap iommufdaccessnotifyunmap skips internal accesses because they do not have an external unmap callback to invoke. However, the current test calls iommufdlockobj before checking...

CVE-2026-89473

In the Linux kernel, the following vulnerability has been resolved: power: supply: bq25890: Fix powersupply reference leak bq25890fwprobe acquires a reference to a secondary charger using powersupplygetbyname, but the reference is not released on later probe failures or on driver detach. In...

CVE-2026-89512

In the Linux kernel, the following vulnerability has been resolved: remoteproc: scp: Fix device reference leak on failed lookup Make sure to drop the reference taken to the SCP device when attempting to look up its driver data before the driver has been bound. Note that holding a reference to a...

CVE-2026-89645

In the Linux kernel, the following vulnerability has been resolved: btrfs: drop recovered reloc root refs on recovery failure During relocation recovery, each fs root gets a reference to its relocation root. If loading or adding a later root fails, or if the first transaction commit fails,...

CVE-2026-89715

CVE-2026-89715 is a reference leak in the Linux kernel NFS/localio subsystem. When nfs_uuid_add_file() races with nfs_uuid_put() tearing down uuid->net, it returns -ENXIO without publishing the RCU pointer. The error path in nfs_open_local_fh() then leaks a caller-owned nfsd_file reference (pi...

CVE-2026-89715

In the Linux kernel, the following vulnerability has been resolved: NFS/localio: fix ref leak on nfsuuidaddfile failure When nfsuuidaddfile races with nfsuuidput tearing down uuid-net, it returns -ENXIO without publishing nfl-nfsuuid via rcuassignpointer. nfsopenlocalfh then enters its error bran...

EUVD-2026-76627

In the Linux kernel, the following vulnerability has been resolved: NFS/localio: fix ref leak on nfsuuidaddfile failure When nfsuuidaddfile races with nfsuuidput tearing down uuid-net, it returns -ENXIO without publishing nfl-nfsuuid via rcuassignpointer. nfsopenlocalfh then enters its error bran...

CVE-2026-89715 NFS/localio: fix ref leak on nfs_uuid_add_file failure

In the Linux kernel, the following vulnerability has been resolved: NFS/localio: fix ref leak on nfsuuidaddfile failure When nfsuuidaddfile races with nfsuuidput tearing down uuid-net, it returns -ENXIO without publishing nfl-nfsuuid via rcuassignpointer. nfsopenlocalfh then enters its error bran...

CVE-2026-89715 NFS/localio: fix ref leak on nfs_uuid_add_file failure

In the Linux kernel, the following vulnerability has been resolved: NFS/localio: fix ref leak on nfsuuidaddfile failure When nfsuuidaddfile races with nfsuuidput tearing down uuid-net, it returns -ENXIO without publishing nfl-nfsuuid via rcuassignpointer. nfsopenlocalfh then enters its error bran...

CVE-2026-89707

A reference-count leak in the Linux kernel's nfsd (NFS server) component allows any authenticated NFS client to trigger a Denial of Service . In nfsd_cross_mnt(), the function acquires mount and dentry references via mntget()/dget() before calling follow_down(), but on a negative return the error...

CVE-2026-89707

In the Linux kernel, the following vulnerability has been resolved: nfsd: release path refs on followdown error nfsdcrossmnt initializes a local struct path with mntget and dget before calling followdown. On a negative return the error arm jumps to out without releasing those references: err =...