UBUNTU-CVE-2026-98524

In the Linux kernel, the following vulnerability has been resolved: rds: ib: Clear the sg list when mapping an MR fails rdsibmapfrmr stores the caller's scatterlist in the MR before DMA mapping and registration can fail. On failure, rdsrdmamap unpins the pages and frees the scatterlist, but...

UBUNTU-CVE-2026-98700

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: set info-band for 802.3 encap offload frames Unlike the 802.11 TX paths, ieee802118023xmit does not set info-band from the channel context on non-MLD interfaces. It stays at 0, so ieee80211gettxrates uses the wron...

UBUNTU-CVE-2026-98825

In the Linux kernel, the following vulnerability has been resolved: rtc: mpfs: fix unchecked devmclkget error pointer in probe devmclkget&pdev-dev, "rtcref"'s return value was passed straight into clkgetrate without checking it for an error first, unlike the "rtc" clock a few lines above which is...

UBUNTU-CVE-2026-98604

In the Linux kernel, the following vulnerability has been resolved: ovpn: replace bind when learning local endpoint struct ovpnbind is published through peer-bind with RCU, but local endpoint learning updates bind-local in place under peer-lock. UDP TX reads the field without that lock. In...

UBUNTU-CVE-2026-98465

In the Linux kernel, the following vulnerability has been resolved: RISC-V: KVM: Serialize IMSIC attributes with vCPU migration KVM device ioctls are not serialized against KVMRUN. As a result, kvmriscvaiaimsicrwattr can snapshot the physical CPU and HGEI of an IMSIC VS-file before a concurrent...

UBUNTU-CVE-2026-98672

In the Linux kernel, the following vulnerability has been resolved: iio: adc: stm32-adc: fix possible division by zero in processed channel In case the conversion has failed or returned zero, processing val can lead to a division by zero. Need to check for errors, or converted value is zero, befo...

UBUNTU-CVE-2026-98865

In the Linux kernel, the following vulnerability has been resolved: schedext: Don't run ops.dequeue with a DSQ lock held ops.dequeue is invoked with the source user DSQ's lock still held on the consume and move paths scxconsumedispatchq, movetaskbetweendsqs. A BPF scheduler which locks the source...

UBUNTU-CVE-2026-98577

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: fix WKS SAP hijacking via prefix match in nfcllcpwkssap nfcllcpwkssap compares only servicenamelen bytes, so a short servicename like "u" matches longer WKS strings like "urn:nfc:sn:snep". Fix by requiring exact length...

UBUNTU-CVE-2026-98538

In the Linux kernel, the following vulnerability has been resolved: writeback: bound cleanupofflinecgwb rescans by rotating scanned inodes cleanupofflinecgwb prepares at most WBMAXINODESPERISW inodes per call and is called again until the dying wb is drained, but every call walks wb-battached and...

CVE-2026-98600

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: Reject short EA=0 frames in rfcommrecvframe While rfcommrecvframe verifies that skb-len is at least sizeofhdr + 1 4 bytes: 3-byte header + 1-byte FCS, an RFCOMM frame with an extended 2-byte length field...

UBUNTU-CVE-2026-98433

In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Book3S HV: fix secure device page leak on uvpagein failure In kvmppcsvmpagein, if uvpagein fails after kvmppcuvmemgetpage has succeeded, the secure device page is never released. kvmppcuvmemgetpage sets a bit in...

UBUNTU-CVE-2026-98493

In the Linux kernel, the following vulnerability has been resolved: net: ipconfig: bound DHCP option construction icdhcpinitoptions appends the hostname option 12, vendor-class option 60 and client-ID option 61 options into the fixed 312-byte bootppkt.exten buffer. Only the client-ID branch check...

UBUNTU-CVE-2026-98860

In the Linux kernel, the following vulnerability has been resolved: HID: bpf: cast size to ssizet when checking hidbpfhwrequest As reported by Sashiko: If a transport driver encounters a hardware error and returns a negative error code such as -EPIPE, ret is implicitly promoted to sizet when...

UBUNTU-CVE-2026-98710

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlegacy: 3945: free EEPROM data on remove il3945pciprobe calls ileeprominit, which allocates memory for the EEPROM data. The probe failure paths release this allocation with ileepromfree, but the remove path does not free ...

UBUNTU-CVE-2026-98716

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Use the active VMCB's MSR bitmap when checking if MSR is intercepted Use the MSR permission bitmap of the active VMCB instead of assuming that KVM is always using vmcb02's bitmap when L2 is active, as KVM uses msrpm02 i...

UBUNTU-CVE-2026-98717

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Bail from shadow walks if the root is invalid or a dummy When walking shadow page tables, immediately terminate the walk if the root is a "dummy" root, i.e. a root whose top-level page table is backed by the zero...

UBUNTU-CVE-2026-98718

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Do cache maintenance on the source VM before clearing SEV state Explicitly flush caches after intra-host migration before clearing "SEV active" on the source VM, as doing cache maintenance afterwards creates a tiny wind...

UBUNTU-CVE-2026-98719

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Nullify "have run CPUs" mask pointer when freeing it Nullify haveruncpus when freeing the mask, particularly in the error path of sevguestinit, so that KVM doesn't have to subtly use sev-active to track whether or not t...

UBUNTU-CVE-2026-98721

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: cadence: Initialize IRQ state before requesting IRQ The Cadence NAND interrupt handler uses both the IRQ lock and completion object. Registering the IRQ before initializing them leaves a window in which a pending...

UBUNTU-CVE-2026-98724

In the Linux kernel, the following vulnerability has been resolved: nvmet: pci-epf: reject too-short SGL segments The host controls an SGL segment's length. A nonzero length smaller than one SGL descriptor makes nrdescs zero, so nvmetpciepfgetsglsegment reads the type byte of sgls-1 outside the...