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...

CVE-2026-98451

In the Linux kernel, the following vulnerability has been resolved: smb: client: use finishnoopen for non-regular inodes An OCREAT open can find an existing symlink or another non-regular inode. cifsatomicopen calls finishopen on it and attaches a cifsFileInfo. Symlink inodes have no CIFS release...

UBUNTU-CVE-2026-98539

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: use dinstantiatenew in ntfscreateinode and murder syzbot's "WARNING in donewmount" saga ntfscreateinode creates a new inode via ntfsnewinode. It hashes it with insertinodelocked and so it's marked as INEW until...

UBUNTU-CVE-2026-98551

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fill branch entries with a single assignment perfclearbranchentrybitfields clears the bitfields of struct perfbranchentry one by one and leaves from/to alone, since callers overwrite those straight away. The list has t...

UBUNTU-CVE-2026-98535

In the Linux kernel, the following vulnerability has been resolved: fsl/fman: Fix clk reference leak in readdtsnode ofclkget returns a clock with its reference count incremented, but readdtsnode only uses it to read the rate and never calls clkput. The clock is not stored anywhere, so the referen...

UBUNTU-CVE-2026-98536

In the Linux kernel, the following vulnerability has been resolved: writeback: report a Tasks-RCU quiescent state per cgwb drain pass cleanupofflinecgwbsworkfn drains a dying cgwb by calling cleanupofflinecgwb until it returns false, with a condresched between passes. On a CONFIGPREEMPTION kernel...

UBUNTU-CVE-2026-98511

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: don't bump pin count on failed re-pin in nouveaubopinlocked nouveaubopinlocked checks whether an already pinned BO is in a memory domain compatible with a new pin request. When the domains are incompatible, it sets...

UBUNTU-CVE-2026-98517

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/uvmm: fix UAF in nouveauuvmmsm when BO is in TTMPLSYSTEM nouveauuvmmsm calls opmap, which passes bo-resource through nouveaumem to nouveauuvmamap. nouveauuvmmvmmmap then reads mem-mem.type. But this is only valid when...

UBUNTU-CVE-2026-98525

In the Linux kernel, the following vulnerability has been resolved: mctp: route: iterate socket tag list in mctplookupprealloctag When a socket transmits a packet with MCTPTAGPREALLOC set, mctplookupprealloctag iterates over the per-netns &mns-keys list and matches netid, reqtag, peeraddr, and...

UBUNTU-CVE-2026-98510

In the Linux kernel, the following vulnerability has been resolved: drm/xe/vm: nuke PTs only after unlinking contested VMAs In xevmcloseandput, external-BO VMAs are queued on the contested list for deferred destruction via xevmadestroyunlocked. However, xevmptdestroy was previously invoked before...

CVE-2026-98530

In the Linux kernel, the following vulnerability has been resolved: kprobes: Fix permanent hang when flushing the kprobe optimizer Writing 0 to /proc/sys/debug/kprobes-optimization while a kprobe is jump-optimized never returns. The writer sleeps in D state forever with kprobesysctlmutex held, so...

CVE-2026-98527

In the Linux kernel, the following vulnerability has been resolved: gpio: zynq: fix runtime PM leak on request error path pmruntimegetsync leaves the usage counter incremented even when it fails, and zynqgpiorequest returns the error without dropping it. gpiolib does not call -free when -request...

CVE-2026-98504

In the Linux kernel, the following vulnerability has been resolved: PCI: ofproperty: Omit bus properties without a subordinate bus A bridge a device with a Type 1 header may not have a secondary bus allocated pdev-subordinate, e.g., if there are no available bus numbers or the bridge...

CVE-2026-98511

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: don't bump pin count on failed re-pin in nouveaubopinlocked nouveaubopinlocked checks whether an already pinned BO is in a memory domain compatible with a new pin request. When the domains are incompatible, it sets...

CVE-2026-98440

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Delay freeing of shadow S2 structures until VM destruction We free the shadow S2 structures from kvmarchflushshadowall, which is a Bad Ideatm. Freeing the page tables is fair game this is what this callback is for...

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-2026-98451

In the Linux kernel, the following vulnerability has been resolved: smb: client: use finishnoopen for non-regular inodes An OCREAT open can find an existing symlink or another non-regular inode. cifsatomicopen calls finishopen on it and attaches a cifsFileInfo. Symlink inodes have no CIFS release...

UBUNTU-CVE-2026-98456

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: mgmt: fix race in readunconfindexlist readunconfindexlist counts unconfigured controllers before allocating its response, then checks the device flags again while filling it. hcidevlistlock stabilizes list membership,...

UBUNTU-CVE-2026-98544

In the Linux kernel, the following vulnerability has been resolved: bna: prevent IOC timer rearm during teardown bna: prevent IOC timer rearm during teardown bnadpciremove and the probe disableioceth path call timerdeletesync for ioctimer, semtimer and hbtimer, but not for iocpftimer...

UBUNTU-CVE-2026-98529

In the Linux kernel, the following vulnerability has been resolved: gpio: arizona: Fix runtime PM leak in arizonagpiodirectionout Switching a persistent GPIO line from input to output acquires a runtime PM reference on the parent device, but if the subsequent regmapupdatebits fails the reference ...