PT-2026-90116

In the Linux kernel, the following vulnerability has been resolved: net/smc: bound the peer rkey counts in SMC-Rv2 LLC messages On a link whose device has max recv sge == 1 there is no shared v2 receive buffer, and smc llc save add link rkeys takes the v2 extension from 44 bytes past the start of...

PT-2026-90198

In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: do not accept C2HData based on blk rq payload bytes alone Commit 25e5cb780e62 "nvme-tcp: fix possible crash in write zeroes processing" established that blk rq payload bytes must not be read without first checking blk r...

PT-2026-90463

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix use-after-free in trace pipe read on sub-buffer order change Writing to buffer subbuf size kb calls ring buffer subbuf order set, which frees every sub-buffer of the ring buffer, including the reader page, and replac...

PT-2026-90236

In the Linux kernel, the following vulnerability has been resolved: sched/core: Make core-sched flips wait for in-flight selections Core scheduling's pick next task operates on all sibling rqs under one acquisition of the shared core-wide lock. A -pick task that releases the rq lock leaves every...

PT-2026-90277

In the Linux kernel, the following vulnerability has been resolved: ipv6: rpl: fix NULL dereference of idev in ipv6 rpl srh rcv ipv6 rpl srh rcv dereferences idev from in6 dev get without a NULL check when reading idev-cnf.rpl seg enabled. When the device's MTU drops below IPV6 MIN MTU, addrconf...

PT-2026-90472

In the Linux kernel, the following vulnerability has been resolved: mm/migrate: report RCU-tasks quiescent states in migrate pages batch migrate pages batch unmaps each folio before moving it, and every unmap runs the mmu notifier invalidate callbacks. On KVM hosts try to migrate ends up in kvm m...

PT-2026-90307

In the Linux kernel, the following vulnerability has been resolved: accel/rocket: initialize job domain before cleanup paths rocket ioctl submit job releases rjob through rocket job put on allocation error paths. rocket job cleanup unconditionally calls rocket iommu domain putjob-domain, but...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-107293)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-107293 advisory. In the Linux kernel, the following vulnerability has been resolved: md/md-bitmap: Synchronize bitmapgetstats with bitmap lifetime After commit ec6bb299c7c3...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-107321)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-107321 advisory. In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix seg fault in rxecompqueuepkt In rxecompqueuepkt an incoming response packet skb is...

PT-2026-90488

In the Linux kernel, the following vulnerability has been resolved: btrfs: write-protect folios during data writeback commit 095be159f3eb "btrfs: unify folio dirty flag clearing" replaced the folio clear dirty for io call in extent write cache pages with a plain folio test dirty check. Besides...

PT-2026-90482

In the Linux kernel, the following vulnerability has been resolved: pidfd: hold exec update lock around namespace ioctl The PIDFD GET NAMESPACE ioctls in pidfd ioctl perform a filesystem credentials ptrace access check before handing out a namespace file descriptor. The accompanying comment state...

PT-2026-90237

In the Linux kernel, the following vulnerability has been resolved: sched/core: Handle pick task releasing the rq lock Core scheduling's pick next task breaks when a -pick task implementation can release the rq lock. The selection state derived on entry is only valid while the lock is held...

PT-2026-90176

In the Linux kernel, the following vulnerability has been resolved: s390/cpum cf: Handle CPU hotplug via prepare/dead callbacks The command 'perf stat -e cycles -- ' crashes the kernel when CPUs are hotplug added during that run. Root cause is the allocation of struct cpu cf events at first event...

PT-2026-90256

In the Linux kernel, the following vulnerability has been resolved: sunrpc: init gssp lock before publishing proc entry create use gss proxy proc entry publishes /proc/net/rpc/use-gss-proxy via proc create data before init gssp clnt runs mutex init on sn-gssp lock. Once the dentry is linked under...

PT-2026-90285

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: serialize security confirmation handling rfcomm security cfm looks up a session on session list and then walks its DLC list without holding rfcomm mutex. Since RFCOMM session teardown uses rfcomm mutex, krfcomm...

PT-2026-90296

In the Linux kernel, the following vulnerability has been resolved: bpf: Disable preemption in bpf get stack get perf callchain returns a per-CPU perf callchain entry buffer and releases its recursion slot via put callchain entry before returning, so nothing keeps the entry reserved while bpf get...

PT-2026-90391

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix UAF in async copy cancel and shutdown An async copy could be freed or used after free while a teardown caller OFFLOAD CANCEL, nfsd4 shutdown copy, nfsd4 cancel copy by sb raced the copy kthread: - find async copy bumped...

PT-2026-90062

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: flush works in dependency order virtio vsock remove stops the virtqueues and then flushes each work item before freeing the enclosing virtio vsock. The current order does not account for dependencies between those...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-107302)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-107302 advisory. In the Linux kernel, the following vulnerability has been resolved: nfsd: fix nfs4openowner leak when concurrent nfsd4open occur The action force umountumount -f wil...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-107284)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-107284 advisory. In the Linux kernel, the following vulnerability has been resolved: firmware: dmi-sysfs: Fix null-ptr-deref in dmisysfsregisterhandle KASAN reported a null-ptr-deref...