CVE-2026-98689

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Don't access a DP tunnel after its DPRX read was canceled tbdpdprxwork checks -dprxcanceled before it takes tb-lock so it misses a tbdpdprxstop that could not cancel the already running work. It then polls the DPRX...

CVE-2026-98684

In the Linux kernel, the following vulnerability has been resolved: smb: client: flush and commit data before querying allocated ranges The mode 0 / FALLOCFLKEEPSIZE fallocate emulation for small interior ranges in smb3simplefallocaterange issues FSCTLQUERYALLOCATEDRANGES and zero-fills any...

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...

CVE-2026-98619

In the Linux kernel, the following vulnerability has been resolved: net: ethtool: keep rtnllock for the ioctl self test An offline self test that brings the interface down and back up with netifclose / netifopen requires rtnllock for both. Since the ethtool IOCTL path became rtnl-optional for...

CVE-2026-98646

In the Linux kernel, the following vulnerability has been resolved: tcp: Skip condresched in inetcsklistenstop under BPF context bpfsockdestroy runs from the tcp iterator, under rcureadlock. If the sock is a listener that still has children in its accept queue, tcpabort ends up in inetcsklistenst...

CVE-2026-98645

In the Linux kernel, the following vulnerability has been resolved: HID: winwing: fix use-after-free in force feedback teardown winwinginitff passes the driver's private data, allocated with devmkzalloc in winwingprobe, as the effect context to inputffcreatememless. The memoryless force-feedback...

CVE-2026-98651

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Properly handle NULL pointer in datcondsetstoragekey Some callers pass NULL as oldkey. Calling pagecondsetstoragekey will cause that NULL pointer to get dereferenced. Fix by checking for NULL and assigning the pointer ...

CVE-2026-98649

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Fix race in destroypagescrste Use READONCE in destroypagescrste to read the crste, avoid dereferencing the pointer multiple times...

CVE-2026-98795

In the Linux kernel, the following vulnerability has been resolved: net: sparx5: skip ptp deinit if init was skipped sparx5ptpinit returns early on the base lan969x variants because they do not have the SPX5FEATUREPTP flag. It also returns early when no "ptp" interrupt is described. Unbinding the...

CVE-2026-98818

In the Linux kernel, the following vulnerability has been resolved: mm/slab: do not wake up kswapd in kfreercusheaf Since kfreercu can be called under pilock a raw spinlock in the scheduler, kfreercu itself should never allocate memory with GFPKSWAPDRECLAIM as waking up kswapd ends up acquiring...

UBUNTU-CVE-2026-98739

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: Fix initial port reference race For RFCOMMRELEASEONHUP devices, rfcommttyinstall and rfcommreleasedev both use RFCOMMTTYOWNED to decide who drops the initial ttyport reference. The release path tests the bit...

UBUNTU-CVE-2026-98503

In the Linux kernel, the following vulnerability has been resolved: packet: use ubufinfo completion for TXRING packets tpacketsnd sends skbs with frags pointing into its ring slots. Slots are released when skb-destructor is called. A call to skborphan calls skb-destructor before the skb is freed...

UBUNTU-CVE-2026-98500

In the Linux kernel, the following vulnerability has been resolved: HID: hid-oxp: use canceldelayedworksync in remove oxphidremove uses canceldelayedwork for all three delayed work items. canceldelayedwork only dequeues a pending work item without waiting for a currently executing callback to...

CVE-2026-98853

In the Linux kernel, the following vulnerability has been resolved: net: gso: limit recursive IP-in-IP segmentation IP-in-IP GSO can re-enter inetgsosegment or ipv6gsosegment for each nested IP header. encaplevel tracks header bytes, not callback depth, so a deep chain can exhaust the kernel stac...

UBUNTU-CVE-2026-98638

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Validate the SVE vector length in pkvmvcpuinitsve pkvmvcpuinitsve clamps only the upper bound of the host-provided svemaxvl, so an invalid vector length reaches svestatesizefromvl and the WARNON there, which is fatal ...

CVE-2026-98778

In the Linux kernel, the following vulnerability has been resolved: binder: fix isfailure flag for superseded transaction cleanup When a TFUPDATETXN transaction supersedes a pending async transaction, binderreleaseentirebuffer is called with isfailure=false. Since the superseded transaction was...

UBUNTU-CVE-2026-98676

In the Linux kernel, the following vulnerability has been resolved: iio: adc: ade9000: fix NULL pointer dereference in clkout registration ade9000setupclkout passes NULL as the register address when registering a divider clock. During clock registration, the common clock framework calls...

UBUNTU-CVE-2026-98475

In the Linux kernel, the following vulnerability has been resolved: s390/cmf: Fix virtual vs physical address confusion The measurement block address is an absolute address. Define the associated schibconfig and schib fields as dma64t to enable automatic detection of incorrect assignments. Also a...

CVE-2026-98599

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject non-negative offsets in stackslotobjgetspi bpfgetspi computes -off - 1 / BPFREGSIZE using C division, which truncates toward zero. For off == 0, this produces spi 0, the same index used by the valid stack slot at fp-8...

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...