UBUNTU-CVE-2026-72371

In the Linux kernel, the following vulnerability has been resolved: afs: Fix the volume AFSVOLUMERMTREE is set on Fix afsinsertvolumeintocell to set AFSVOLUMERMTREE on the volume replaced, not the new volume, as it's now removed from the cell's volume tree. This will cause the old volume to be...

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-2026-74435

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-2026-72369

In the Linux kernel, the following vulnerability has been resolved: minix: avoid overflow in bitmap block count calculation minixchecksuperblock uses minixblocksneeded to verify that the on-disk imap and zmap block counts are large enough for the advertised inode and zone counts. The helper...

UBUNTU-CVE-2026-72325

In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd/core: Avoid enabling BRS from the SVM reload path Branch Sampling BRS and Last Branch Record LBR are mutually exclusive hardware features, and users of both are tracked via cpuc-lbrusers. When SVM is toggled on a CPU...

UBUNTU-CVE-2026-72445

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: qcom: clear opened when stream enable fails On enable, subs-opened is set before the serviceinterval is validated; an invalid interval jumps to the response label without clearing it, so the substream is wedged a...

UBUNTU-CVE-2026-72450

In the Linux kernel, the following vulnerability has been resolved: xfrm: validate selector family and prefixlen during match syzbot reported a shift-out-of-bounds in xfrmselectormatch due to AFUNSPEC selector with large prefixlen e.g. 128 matched against IPv4 flow when XFRMSTATEAFUNSPEC is set...

UBUNTU-CVE-2026-74282

In the Linux kernel, the following vulnerability has been resolved: tipc: prevent sntunacked underflow on CONNACK tipcskconnprotorcv subtracts the peer-supplied connection ack count from the unsigned 16-bit send counter sntunacked without checking that it does not exceed the number of messages...

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-2026-74285

In the Linux kernel, the following vulnerability has been resolved: net: Stop leased rxq before uninstalling its memory provider netifrxqcleanupunlease tears down the memory provider that was installed on a physical RX queue through a netkit queue lease. It currently revokes the provider's DMA...

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-2026-72453

In the Linux kernel, the following vulnerability has been resolved: regcache: Do not overwrite error code when finalizing cache after error During regcache initialization, if an error occurs in the cacheops-populate callback, and if cache operations include an exit callback, the error code from...

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-2026-72294

In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Check irq validity in kvmvcpuioctlinterrupt Function kvmvcpuioctlinterrupt can be called from userspace, here add irq validility cheking in kvmvcpuioctlinterrupt...

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-2026-72334

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix malformed ISOEND/CONT handling Core specification Part C vol 4 sec 5.4.5 does not exclude empty ISOCONT, ISOEND packets. We currently reject them if they are last. If controller sends malformed sequence ISOSTA...

UBUNTU-CVE-2026-74390

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix out-of-bounds write in irdmacopyuserpgaddrs The irdmacopyuserpgaddrs function loops through all of the umem DMA blocks to populate the PBLEs and will stop when either the last DMA block is reached or palloc-totalc...

UBUNTU-CVE-2026-74379

In the Linux kernel, the following vulnerability has been resolved: dax/kmem: account for partial discontiguous resource upon removal When devdaxkmemprobe partially succeeds at least one range is mapped but a subsequent range fails requestmemregion or addmemorydrivermanaged, the probe silently...

UBUNTU-CVE-2026-74409

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: add bounds check on firmware macid in link lookup The macid field in RX descriptors is 8 bits wide 0-255, but assoclinkonmacid has only RTW89MAXMACIDNUM 128 entries. While the driver currently assigns macid values...

UBUNTU-CVE-2026-72350

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtu32: reject invalid shift counts u32matchit executes rule-supplied shift operands on a 32-bit value. A malformed u32 rule can provide a shift count of 32 or more, triggering an undefined shift out-of-bounds during...