UBUNTU-CVE-2026-98702

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: reject invalid 320 MHz CSA bandwidth The HT/VHT channel definition validator can receive a 320 MHz bandwidth indication from a received CSA frame on a non-6 GHz link. It warns for this unsupported width but...

UBUNTU-CVE-2026-98683

In the Linux kernel, the following vulnerability has been resolved: smb: client: flush dirty data before zeroing a range smb3zerorange emulates FALLOCFLZERORANGE by invalidating the page cache over the target range with truncatepagecacherange and then issuing FSCTLSETZERODATA to the server. Dirty...

UBUNTU-CVE-2026-98680

In the Linux kernel, the following vulnerability has been resolved: iio: accel: kionix-kx022a: Prevent memory leak and fix state The driver allocates memory for samples at buffer enable path. If regmap operation fails in the kx022afifoenable at the buffer enable path, the allocated memory is neve...

UBUNTU-CVE-2026-98622

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: don't WARN on benign flowoffloadalloc failure flowoffloadalloc returns NULL when the conntrack entry is dying e.g. raced with a conntrack flush or when the GFPATOMIC allocation fails; both are expected under loa...

UBUNTU-CVE-2026-98625

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: publish HWDEAD after worker is done flowoffloadworkdel sets NFFLOWHWDEAD before the work handler clears NFFLOWHWPENDING. Once a flow is both HWDYING and HWDEAD, a concurrent garbage collection pass can remov...

UBUNTU-CVE-2026-98629

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsu32: fix manual hash table handle IDR aliasing A u32 hash table created with an explicit handle 'tc filter add ... handle 801: u32 divisor N' keys its IDR entry on the raw handle, while the destroy paths free it und...

UBUNTU-CVE-2026-98658

In the Linux kernel, the following vulnerability has been resolved: iio: proximity: aw96103: validate firmware data length The firmware parser reads a length from the binary header and then uses it to walk six-byte register/value entries. A truncated firmware image can make the parser read beyond...

UBUNTU-CVE-2026-98620

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: unregister netdevices in case of probe failure If registernetdev fails for one of the MTKMAXDEVS devices in mtkprobe, the error path jumps to errdeinitppe, skipping mtkunregdev. The previously registered...

UBUNTU-CVE-2026-98608

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: fix object leak in virtiogpuresourcecreateioctl virtiogpuresourcecreateioctl calls drmgemobjectrelease on the drmgemhandlecreate error path instead of dropping the reference it owns, so obj-funcs-free never runs and t...

UBUNTU-CVE-2026-98720

In the Linux kernel, the following vulnerability has been resolved: KVM: nVMX: Force MSR bitmap refresh if runtime eVMCS controls are modified Force a refresh of the vmcs02 MSR bitmap during nested VM-Enter if the runtime eVMCS controls pin, primary, secondary, etc. are being updated. If L1 isn't...

UBUNTU-CVE-2026-98696

In the Linux kernel, the following vulnerability has been resolved: USB: serial: fix driver deregistration order USB serial driver modules register one driver for the USB bus and one or more drivers for the ports on the USB serial bus. When unloading a driver module, the USB driver must be...

UBUNTU-CVE-2026-98634

In the Linux kernel, the following vulnerability has been resolved: scsi: sdzbc: Reject disks with too many zones sdzbcreadzones computes the number of zones with 64-bit arithmetic and stores the result in the unsigned int nrzones field of struct zoneddiskinfo, silently truncating counts that...

UBUNTU-CVE-2026-98643

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix out-of-bounds read of rttmin in sockops A sockops prog reading skops-rttmin never checks the sk type: on the tcpconnrequest path sockops-sk is a requestsock non-full, and the ctx rewrite casts it to a tcpsock full and...

UBUNTU-CVE-2026-98686

In the Linux kernel, the following vulnerability has been resolved: smb: client: discard post-EOF pagecache when extending a file via zero range smb3zerorange removed the pagecache only for the range being zeroed, so when it extends the file the folio straddling the old EOF - which may hold data...

UBUNTU-CVE-2026-98671

In the Linux kernel, the following vulnerability has been resolved: iio: adc: sun4i-gpadc-iio: clean up on thermal zone registration failure If devmthermalofzoneregister fails, probe returns without unregistering the IIO map array or disabling runtime PM. Jump to errmap to release them...

UBUNTU-CVE-2026-98655

In the Linux kernel, the following vulnerability has been resolved: perf: Require kernel access for text poke events Perf events with excludekernel=1 can be opened without kernel perf access. However, excludekernel does not suppress text-poke sideband records. Every PERFRECORDTEXTPOKE is marked...

UBUNTU-CVE-2026-98713

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Apply the fine-grained UNDEFs without FEATFGT FGUs don't actually require hardware support, so don't gate fgt trap config insertion on FGT. This is the only action required to allow FGUs always, as kvmcalculatetraps...

UBUNTU-CVE-2026-98666

In the Linux kernel, the following vulnerability has been resolved: iio: gyro: adis16136: fix unprotected debugfs reads The serialnumber file operations are open coded and never call debugfsfileget, which debugfscreatefileunsafe requires. debugfsremoverecursive therefore does not wait for a read ...

UBUNTU-CVE-2026-98685

In the Linux kernel, the following vulnerability has been resolved: smb: client: discard post-EOF pagecache when extending a file via clone range cifsremapfilerange discarded the pagecache only for the folios overlapping the destination region, so when a clone extends the file the folio straddlin...

UBUNTU-CVE-2026-98623

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/clk: fix list cursor use after loop in nvkmclkustateupdate If listforeachentry exits without hitting a break then "pstate" is not a valid pstate pointer. Introduce a "found" variable instead. The check is reachable fr...