UBUNTU-CVE-2026-74525

In the Linux kernel, the following vulnerability has been resolved: net: sxgbe: free TX rings on RX allocation failure When RX descriptor ring allocation fails, initdmadescrings only frees the partially allocated RX rings and returns. The TX rings that were allocated earlier in the same function...

UBUNTU-CVE-2026-74495

In the Linux kernel, the following vulnerability has been resolved: igbvf: Fix leak in TX DMA error cleanup If an error is encountered while mapping TX buffers, the driver should unmap any buffers already mapped for that skb. Because count is incremented before each frag mapping, it will always...

UBUNTU-CVE-2026-74518

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix list corruption in allocatefileregionentries allocatefileregionentries tops up resv-regioncache with freshly allocated fileregion descriptors. The allocation uses GFPKERNEL, so resv-lock is dropped around it: the...

UBUNTU-CVE-2026-74539

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: lock sk in isosockgetname Accessing isopisk-conn requires locksock, which is not held here. Fix by adding the lock/release...

UBUNTU-CVE-2026-74507

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: HIDP: validate numbered report payloads When hidpgetrawreport waits for a numbered report, hidpprocessdata compares the expected report number with skb-data0. A connected HIDP peer can reply with only a DATA transactio...

UBUNTU-CVE-2026-74444

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: validate DRAWPRIMITIVES header size before division vmwcmddraw computes maxnum = header-size - sizeofcmd-body / sizeofdecl; where header-size is u32 and is taken straight from the user-supplied command stream. When...

CVE-2026-74460

In the Linux kernel, the following vulnerability has been resolved: can: emsusb: validate CPC message lengths emsusbreadbulkcallback walks CPC messages packed in one USB receive buffer. Check that each declared message fits in the URB payload. Also require the type-specific payload to cover the...

CVE-2026-74476

In the Linux kernel, the following vulnerability has been resolved: veth: convert fraglist skbs before running XDP A fraglist skb can reach veth with datalen set but nrfrags zero. vethconvertskbtoxdpbuff only converts skbs that are shared, locked, have frags, or do not have enough headroom. It...

UBUNTU-CVE-2026-74449

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix divide-by-zero in calculatemcachesetting on zero viewport If a plane reaches calculatemcachesetting with a zero-area viewport, calculatemcachesetting exits early with nummcaches == 0 and mvmpgwidth/height == ...

UBUNTU-CVE-2026-74475

In the Linux kernel, the following vulnerability has been resolved: vxlan: use neighhasnapshot in routeshortcircuit The neighbour hardware address n-ha can be updated asynchronously by the neighbour subsystem, protected by n-halock seqlock. Reading n-ha without holding the seqlock loop can lead t...

UBUNTU-CVE-2026-74473

In the Linux kernel, the following vulnerability has been resolved: vxlan: use pskbnetworkmaypull in routeshortcircuit routeshortcircuit currently calls pskbmaypullskb, sizeofstruct iphdr or ipv6hdr, which checks if bytes are available starting from skb-data. However, in vxlanxmit, skb-data point...

UBUNTU-CVE-2026-74497

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Clamp frame size in implicit-feedback mode sndusbhandlesyncurb scales received sync packet sizes by the sender's stride and stores the result directly in outpacket-packetsizei. If a connected USB device sends an...

CVE-2026-74531

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciconn: hold conn reference in abortconnsync There is theoretical UAF if the conn is freed while the hcisync task is running. Hold refcount to avoid that...

CVE-2026-74503

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Clear SNDRVTIMERIFLGDEAD once the close completes sndtimercloselocked marks an instance with SNDRVTIMERIFLGDEAD and returns early when the flag is already set, but the flag is never cleared again. A completed close...

CVE-2026-74468

In the Linux kernel, the following vulnerability has been resolved: gpio: pch: use rawspinlockt for the register lock pchirqtype is registered as the irqchip .irqsettype callback and takes chip-spinlock with spinlockirqsave. This callback is reached from setupirq - irqsettrigger - chip-irqsettype...

CVE-2026-74506

In the Linux kernel, the following vulnerability has been resolved: afs: Fix UAF when sending a message In afsmakecall, there's a race with async call reception and destruction. If a call is dispatched that doesn't have call-writeiter set used to specify the data content for FS.StoreData, then th...

CVE-2026-74546

In the Linux kernel, the following vulnerability has been resolved: hwmon: adt7470 Fix divide-by-zero TOCTOU crash in fan speed read If the fan data becomes 0 between the FANDATAVALID check and the FANPERIODTORPM conversion, it will result in a divide-by-zero crash due to a race with a concurrent...

CVE-2026-74543

In the Linux kernel, the following vulnerability has been resolved: net: udptunnel: fix memory leak in udptunnelnicunregister syzbot reported a memory leak 1 in the UDP tunnel NIC offload code. When device registration fails e.g. in registernetdevice, netdev core unwinds by sending a single...

CVE-2026-74542

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix folioqueue ENOMEM in writeback by adding a mempool Fix the handling of folioqueue allocation failure in writeback by adding a mempool and passing in gfpt flags to the rolling buffer functions that allocate memory, usin...

CVE-2026-74489

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix tidtx use-after-free on BA session stop ieee80211stoptxbacb hands tidtx to kfreercu through ieee80211removetidtx, and then reads tidtx-ndp after dropping sta-lock: ieee80211removetidtxsta, tid; / kfreercutidtx...