UBUNTU-CVE-2026-74309

In the Linux kernel, the following vulnerability has been resolved: vdpa/octeonep: fix IRQ-to-ring mapping in interrupt handler Look up the IRQ index in octhw-irqs instead of assuming irq - irqs0. This supports non-contiguous IRQ numbers and avoids incorrect ring indexing when irqs0 is not the ba...

UBUNTU-CVE-2026-74340

In the Linux kernel, the following vulnerability has been resolved: wifi: wcn36xx: fix OOB read from firmware count in PRINTREGINFO indication The firmware-controlled rsp-count field is used as the loop bound for indexing into the flexible rsp-regs array without validation against the message...

UBUNTU-CVE-2026-74413

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: fix wrong pcigetdrvdata type in AER handlers rtw89 stores an ieee80211hw pointer via pcisetdrvdata at probe time, but ioerrordetected and ioresume retrieve it as a netdevice pointer. This causes...

UBUNTU-CVE-2026-74403

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Check for page allocation failure correctly in TIO Sashiko notes: if snpallocfirmwarepages returns NULL under memory pressure, is it safe to pass it directly to pageaddress? On architectures without HASHEDPAGEVIRTUA...

UBUNTU-CVE-2026-72488

In the Linux kernel, the following vulnerability has been resolved: soundwire: fix bug in sdwaddelementgroupcount found by syzkaller The original implementation caused an out-of-bounds memory access in the sdwaddelementgroupcount for-loop when i == num. for i = 0; i ratesi && lane == group-lanesi...

UBUNTU-CVE-2026-72482

In the Linux kernel, the following vulnerability has been resolved: gpib: fix double decrement of descriptorbusy in commandioctl commit d1857f8296dc "gpib: fix use-after-free in IO ioctl handlers" introduced a descriptorbusy reference counter to pin struct gpibdescriptor across IO ioctl operation...

UBUNTU-CVE-2026-72415

In the Linux kernel, the following vulnerability has been resolved: ASoC: SDCA: Validate written enum value in geputenumdouble geputenumdouble passes the user-supplied enumeration index item0 to sndsocenumitemtoval without checking it against the number of items in the enum: ret =...

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-2026-74330

In the Linux kernel, the following vulnerability has been resolved: configfs: fix lockless traversals of -schildren Having the parent directory locked protects entries from removal by another thread, but it does not protect cursors from being moved around by lseek - or freed, for that matter...

UBUNTU-CVE-2026-74263

In the Linux kernel, the following vulnerability has been resolved: net: wwan: t7xx: check skbclone in control TX t7xxportctrltx clones each skb fragment before passing it to the port transmit path. The clone is used immediately to set cloned-len, so an skbclone failure results in a NULL pointer...

UBUNTU-CVE-2026-74430

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix ACKALL packet handling rxrpcinputackall accepts ACKALL packets without checking whether the call is in a state that can legitimately have outstanding transmit buffers. A forged ACKALL can therefore reach a new service...

UBUNTU-CVE-2026-74365

In the Linux kernel, the following vulnerability has been resolved: nvdimm/btt: Handle preemption in BTT lane acquisition BTT lanes serialize access to per-lane metadata and workspace state during BTT I/O. The btt-check unit test reports data mismatches during BTT writes due to a race in lane...

UBUNTU-CVE-2026-72475

In the Linux kernel, the following vulnerability has been resolved: dmaengine: dma-axi-dmac: Properly free struct axidmacdesc Use axidmacfreedesc to free fully the descriptor at fail path when call axidmacallocdesc in axidmacprepperipheraldmavec...

UBUNTU-CVE-2026-74360

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject exclusive maps for bpfmapelem iterators Exclusive maps aka exclproghash are meant to be reachable only from the single program whose hash matches. This is enforced by checkmapprogcompatibility when the map is referenc...

UBUNTU-CVE-2026-72497

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Add a max slot check for SQ The variable WQE mode must be validated against the maximum slots supported by HW. The max supported value is 64K. Adding a max and min check and fail if user supplied value is more than t...

UBUNTU-CVE-2026-74392

In the Linux kernel, the following vulnerability has been resolved: dm: limit target bio polling to one shot dmpollbio is the -pollbio callback for a stacked dm device. The caller only knows about the dm queue, so it may decide to do a spinning poll if it thinks a single queue is being polled...

UBUNTU-CVE-2026-74438

In the Linux kernel, the following vulnerability has been resolved: crypto: sun4i-ss - Remove insecure and unused rngalg Remove sun4issrng, as it is insecure and unused: - It has multiple vulnerabilities. sun4issprngseed is missing locking and has a buffer overflow. sun4issprnggenerate fails to...

UBUNTU-CVE-2026-74362

In the Linux kernel, the following vulnerability has been resolved: ext2: fix ignored return value of genericwritesync Fix ext2diowriteiter to propagate the error returned by genericwritesync instead of silently discarding it, which could cause write2 to return success to userspace on OSYNC/ODSYN...

CVE-2026-72315

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix busy dentry warning on unmount after DIO Commit c68337442f03 "cifs: Fix busy dentry used after unmounting" fixed the issue in cifs where deferred close of a file led to a dentry reference count not being released...

CVE-2026-72479

In the Linux kernel, the following vulnerability has been resolved: iio: accel: mma8452: handle I2C read errors in mma8452read Currently, If i2csmbusreadi2cblockdata fails but mma8452setruntimepmstate succeeds, mma8452read returns 0. As a result, the caller mma8452readraw assumes the read was...