UBUNTU-CVE-2026-72487

In the Linux kernel, the following vulnerability has been resolved: PCI: Check ROM header and data structure addr before accessing We meet a crash when running stress-ng on x8664 machine: BUG: unable to handle page fault for address: ffa0000007f40000 RIP: 0010:pcigetromsize+0x52/0x220 Call Trace:...

UBUNTU-CVE-2026-72367

In the Linux kernel, the following vulnerability has been resolved: iomap: guard iosize EOF trim against concurrent truncate underflow iomap: fix zero padding data issue in concurrent append writes changed ioend accounting so that iosize tracks only valid data within EOF. This trims iosize when a...

UBUNTU-CVE-2026-74303

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciqca: fix NULL pointer dereference in qcadmphdr for non-serdev device hu-serdev is NULL for hciuart attached via non-serdev paths, but qcadmphdr unconditionally dereferences hu-serdev-dev.driver-name, causing a NULL...

UBUNTU-CVE-2026-72459

In the Linux kernel, the following vulnerability has been resolved: apparmor: aalabelalloc use aalabelfree on alloc failure aalabelalloc allocates a secid before allocating or taking the label proxy. If the later proxy step fails, the error path only freed the label memory, leaking any resources...

UBUNTU-CVE-2026-72359

In the Linux kernel, the following vulnerability has been resolved: drm/xe: fix NPD in bomeminfo When a buffer object is purged, its ttm.resource is set to NULL via the TTM pipeline gutting flow. However, the BO remains in the client's object list until userspace explicitly closes the GEM handle...

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-2026-74292

In the Linux kernel, the following vulnerability has been resolved: ASoC: tegra: tegra210ahub: Validate written enum value tegraahubputvalueenum reads e-valuesitem0 before checking whether item0 is within the enum item range. The existing check therefore happens too late to prevent an out-of-rang...

UBUNTU-CVE-2026-74396

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix UMR XLT cleanup on ODP populate failure mlx5rumrupdatexlt allocates and DMA maps an XLT buffer with mlx5rumrcreatexlt. The buffer is released by the common cleanup path through mlx5rumrunmapfreexlt. After...

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-2026-72493

In the Linux kernel, the following vulnerability has been resolved: net: serialize netifrunning check in enqueuetobacklog Syzbot reported a KASAN slab-use-after-free in fibruleslookup. The root cause is a race condition where packets can escape the backlog flushing during device unregistration...

UBUNTU-CVE-2026-72344

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, skip peer flow cleanup when LAG seq is unavailable mlx5laggetdevseq will return error when the peer isn't in the LAG or when no device is marked as master. Result bad memory access and kernel crash1. Hence, skip th...

UBUNTU-CVE-2026-72345

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: LAG, Fix off-by-one in single-FDB error rollback On failure at index i, the reverse cleanup loop in mlx5lagcreatesinglefdb starts from i, so the failed index itself is rolled back. That can operate on uninitialized stat...

UBUNTU-CVE-2026-72447

In the Linux kernel, the following vulnerability has been resolved: sctp: hold socket lock when dumping endpoints in sctpdiag SCTPDIAG endpoint dumping was traversing endpoint address lists without holding locksock, while those lists could change concurrently via socket operations e.g., bindx...

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...

UBUNTU-CVE-2026-72464

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Repost Receive buffers for malformed replies rpcrdmawcreceive decrements the transport's Receive count for every completion before it dispatches a successful Receive to rpcrdmareplyhandler. The handler must post a...

UBUNTU-CVE-2026-72392

In the Linux kernel, the following vulnerability has been resolved: ipv6: fib6: fix NULL deref in fib6walkcontinue on multi-batch dump inet6dumpfib saves its progress in cb-args1 as a positional index within the current hash chain. Between batches, a concurrent fib6newtable can insert a new table...

UBUNTU-CVE-2026-72394

In the Linux kernel, the following vulnerability has been resolved: hwmon: aspeed-g6-pwm-tach Guard fan RPM calculation against divide-by-zero Sashiko reports: In the aspeed-g6-pwm-tacho driver, the aspeedtachvaltorpm function calculates the fan RPM using the tachometer value. However, it does no...

UBUNTU-CVE-2026-74301

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btmtk: fix URB leak in allocmtkintrurb error path When btmtkisopktpad fails, the previously allocated URB is not freed, leaking the urb structure. Add usbfreeurb before returning the error...

UBUNTU-CVE-2026-74435

In the Linux kernel, the following vulnerability has been resolved: rxrpc: rxrpcverifydata ensure rxdecbuffer alloc rxrpcrecvmsgdata calls rxrpcverifydata whenever the rxrpccall.rxdecbuffer is unallocated and assumes that upon successful return that rxdecbuffer must be allocated. However,...

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...