UBUNTU-CVE-2026-72358

In the Linux kernel, the following vulnerability has been resolved: drm/xe/pt: prevent invalid cursor access for purged BOs During a page table walk for binding, xeptstagebind explicitly skips initializing the xerescursor for purged BOs, treating them similarly to NULL VMAs by only setting the...

UBUNTU-CVE-2026-74351

In the Linux kernel, the following vulnerability has been resolved: ocfs2: rebase copied fsdlm LVB pointers in lockingstate The lockingstate debugfs iterator snapshots struct ocfs2lockres by value under ocfs2dlmtrackinglock and later formats that copy in ocfs2dlmseqshow. That is fine for the inli...

UBUNTU-CVE-2026-74255

In the Linux kernel, the following vulnerability has been resolved: tipc: fix UAF in tipcl2sendmsg Syzbot reported a slab-use-after-free in ipvlanhardheader when called from tipcl2sendmsg. The root cause is that tipcdisablel2media calls synchronizenet while b-mediaptr is still valid. This allows...

CVE-2026-72322

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: Fix potential UAF in MLD delayed work A race condition exists between device teardown and incoming MLD query processing, leading to a Use-After-Free in the MLD delayed work. During device destruction, the primary...

UBUNTU-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...

UBUNTU-CVE-2026-72499

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Free CQ toggle page after firmware teardown Free the toggle page only after firmware teardown completes so that an NQ interrupt arriving during bnxtqplibdestroycq won't write the toggle value to an already-freed page...

UBUNTU-CVE-2026-74329

In the Linux kernel, the following vulnerability has been resolved: watchdog: unregister PM notifier on watchdog unregister watchdogregisterdevice registers wdd-pmnb when WDOGNOPINGONSUSPEND is set, but watchdogunregisterdevice does not remove it. This leaves an embedded notifier block on the PM...

UBUNTU-CVE-2026-74421

In the Linux kernel, the following vulnerability has been resolved: drm/rockchip: dwdp: Switch to drmmkzalloc Driver makes use of drmmencoderinit to initialize the encoder and automatically handle the cleanup by registering drmencodercleanup with drmmaddaction. However, the internal structure...

UBUNTU-CVE-2026-72427

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix effective prog array index with BPFFPREORDER replaceeffectiveprog and purgeeffectiveprogs located the slot in the effective array by walking the program hlist and counting entries linearly. That count does not match the...

UBUNTU-CVE-2026-72353

In the Linux kernel, the following vulnerability has been resolved: ntfs: avoid stale runlist element dereference in fallocate ntfsattrfallocate allocates holes and delayed allocations inside initialized size by looking up the current runlist element under ni-runlist.lock. The returned struct...

UBUNTU-CVE-2026-72329

In the Linux kernel, the following vulnerability has been resolved: net/liquidio: drop cached VF pcidev LUT The PF SR-IOV enable path caches VF pcidev pointers in dpiringtovfpcidevlut by iterating with pcigetdevice. Those entries do not own a reference, because the iterator drops the previous...

UBUNTU-CVE-2026-72435

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: fix order of kfreercu and rcuassignpointer Sashiko pointed out that kfreercu was called before rcuassignpointer in handling the comment extension. Fix the order so that rcuassignpointer called first...

UBUNTU-CVE-2026-72331

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix VMA access race aie2populaterange and amdxdnaumaprelease access a saved VMA pointer that may have already been freed, leading to a potential use-after-free. Remove the VMA accesses from these functions to avoid...

UBUNTU-CVE-2026-74302

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: Fix UAF in hciunregisterdev hciunregisterdev does not disable cmdtimer and ncmdtimer before the hcidev structure is freed. If a timeout fires during device teardown, the callback dereferences freed memory...

UBUNTU-CVE-2026-72405

In the Linux kernel, the following vulnerability has been resolved: net: udptunnel: prevent double queueing in udptunnelnicdevicesync Yue Sun reported a use-after-free and debugobjects warning in udptunnelnicdevicesyncwork during concurrent device operations. The workqueue core clears the interna...

CVE-2026-74289

In the Linux kernel, the following vulnerability has been resolved: ipv4: fib: Don't dump dying fibinfo in fibleafnotify. syzbot reported use-after-free in nsimfib4prepareevent. 0 The problem is that the following functions call fibinfohold / refcountinc while dumping fibinfo under RCU, which is...

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...

UBUNTU-CVE-2026-74359

In the Linux kernel, the following vulnerability has been resolved: configfslookup: don't leave -sdentry dangling on failure Normally -sdentry is cleared when dentry it's pointing to becomes negative on eviction, realistically. However, that only happens if dentry gets to be positive in the first...

CVE-2026-74398

In the Linux kernel, the following vulnerability has been resolved: ipv6: addrconf: bail out of dadfailure when state is no longer POSTDAD addrconfdadfailure transitions ifp-state from DAD to POSTDAD via addrconfdadend, which drops ifp-lock on return. The lock is re-acquired after...

UBUNTU-CVE-2026-74398

In the Linux kernel, the following vulnerability has been resolved: ipv6: addrconf: bail out of dadfailure when state is no longer POSTDAD addrconfdadfailure transitions ifp-state from DAD to POSTDAD via addrconfdadend, which drops ifp-lock on return. The lock is re-acquired after...