UBUNTU-CVE-2026-90432

In the Linux kernel, the following vulnerability has been resolved: schedext: Abort directly from the hardlockup handler scxhardlockup defers the abort to an irqwork because exit claiming used to take scxschedlock and couldn't run from NMI. The deferral is now unnecessary - claiming is NMI-safe a...

UBUNTU-CVE-2026-90310

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

UBUNTU-CVE-2026-90405

In the Linux kernel, the following vulnerability has been resolved: media: stm32: dcmi: fix some error handling bugs in probe There are a few issues here: 1 After we assign: chan = dmarequestchan&pdev-dev, "tx"; Then the error paths need to clean up before returning. The first error path does a...

UBUNTU-CVE-2026-90113

In the Linux kernel, the following vulnerability has been resolved: netdevsim: update queue NAPI association on queue reset In netdevsim, receive queues struct nsimrq embed their own struct napistruct. When queue reset is performed e.g. via queuereset debugfs, nsimqueuestart swaps in a newly...

UBUNTU-CVE-2026-90406

In the Linux kernel, the following vulnerability has been resolved: media: qcom: iris: handle runtime PM resume failure in core deinit Check the return value of pmruntimeresumeandget in iriscoredeinit. If runtime PM resume fails, skip hardware power-off operations but still perform software...

UBUNTU-CVE-2026-90391

In the Linux kernel, the following vulnerability has been resolved: lib/testhmm: fail dmirrorfault when the mirrored mm is gone dmirrorfault is called from the dmirrorread and dmirrorwrite retry loops after dmirrordoread or dmirrordowrite finds a missing device page table entry. If the mirrored m...

UBUNTU-CVE-2026-90118

In the Linux kernel, the following vulnerability has been resolved: ntfs: fix off-by-one page overflow in ntfsdecompress The per-token range check in ntfsdecompress uses if cb = cbsbend || dpaddr dpsbend break; so dpaddr == dpsbend falls through to the symbol copy dpaddr++ = cb++, writing one byt...

UBUNTU-CVE-2026-90300

In the Linux kernel, the following vulnerability has been resolved: bpf: Clear buf on error in bpfgettaskstack Both bpfgettaskstack and bpfgettaskstacksleepable helpers that use bpfgettaskstack have buf defined as ARGPTRTOUNINITMEM argument and we should initialize the buf on every return path...

UBUNTU-CVE-2026-90286

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/gfx6: Use PFP on the compute queues too On GFX6, the compute rings use the same CP path as the graphics ring. The only difference is that they don't support draw commands. As opposed to GFX7 and newer which have a...

UBUNTU-CVE-2026-90348

In the Linux kernel, the following vulnerability has been resolved: wifi: ath10k: snoc: use memcpyfromio for MSA ramdump On WCN3990/SNOC the MSA region is mapped with devmmemremapMEMREMAPWT. On arm64 such a mapping is not Normal-cacheable, so unaligned accesses to it are not permitted...

UBUNTU-CVE-2026-90287

In the Linux kernel, the following vulnerability has been resolved: phy: sunplus: fix error handling in spuphyinit Fix the error paths of spuphyinit to undo exactly what each stage did: return directly if clkprepareenable fails, release only the clock if resetcontroldeassert fails, and jump to...

UBUNTU-CVE-2026-92506

In the Linux kernel, the following vulnerability has been resolved: firmware: armscmi: Fix requested device removal race scmiprotocoldeviceunrequest drops scmirequesteddevicesmtx while notifying listeners but continues to retain the per-protocol list head. When two SCMI drivers for the same...

UBUNTU-CVE-2026-90298

In the Linux kernel, the following vulnerability has been resolved: drm/sun4i: tcon: Drop TCON TOP device reference offinddevicebynode takes a device reference. Drop it after mux configuration succeeds...

UBUNTU-CVE-2026-90218

In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Fix WARNING in restort syzbot reported a WARNON!res-dev in restort triggered via addrhandler during asynchronous address resolution: " WARNING: drivers/infiniband/core/restrack.c:138 at restort+0x1c4/0x230 CPU1:...

UBUNTU-CVE-2026-90232

In the Linux kernel, the following vulnerability has been resolved: amt: Don't support cross-netns setup. When a lower device is unregistered, amtdeviceevent tries to unregister its upper AMT device, but it has two problems. 1. amtlookupupperdev looks up an upper device in the lower device's netn...

UBUNTU-CVE-2026-90210

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix UAF in bpftrampolinemultiattachfree on update failure When bpftrampolineupdate fails before modifyfentrymulti/ unregisterfentrymulti is called, curimage is unchanged curimage == oldimage and ftrace still calls into it...

UBUNTU-CVE-2026-90096

In the Linux kernel, the following vulnerability has been resolved: fuse: invalidate the correct range after OAPPEND direct write fusedirectwriteiter captures pos before genericwritechecks, which moves kipos to EOF for OAPPEND writes: fusedirectwriteiter pos = iocb-kipos; / 0 user-supplied /...

UBUNTU-CVE-2026-90215

In the Linux kernel, the following vulnerability has been resolved: mtd: ubi: Release device reference on busy detach ubidetachmtddev obtains a device reference through ubigetdevice before checking whether the UBI device is busy. The busy return path drops ubi-refcount but leaves the device...

UBUNTU-CVE-2026-93045

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject arena frees below the arena base bpfarenafreepages accepts scalar arena addresses. The runtime masks the address to the low 32 bits and reconstructs a full user address from the arena base before returning the range t...

UBUNTU-CVE-2026-92502

In the Linux kernel, the following vulnerability has been resolved: ext4: clear stale xarray tags on folios skipped during writeback In data=journal mode, the writeback thread can hit the WARNONONCEsbrdonlysb in ext4journalcheckstart while the superblock is being remounted read-only during reboot...

UBUNTU-CVE-2026-92515

In the Linux kernel, the following vulnerability has been resolved: bpf: Preserve unique-field state across nested structs btffindstructfield initializes a fresh seen mask for every recursive descent. Unique special fields in different levels of the same aggregate therefore do not see one another...

UBUNTU-CVE-2026-90312

In the Linux kernel, the following vulnerability has been resolved: bpf: Check load-acquire src ptr type before the load checkatomicload calls checkloadmem before atomicptrtypeok. For a load-acquire that fetches into its own source register dstreg == srcreg, checkloadmem overwrites srcreg's type...

UBUNTU-CVE-2026-90429

In the Linux kernel, the following vulnerability has been resolved: iommu/tegra241-cmdqv: Synchronize the error ISR against VINTF deinit A user VINTF is torn down by tegra241cmdqvdeinitvintf, which runs from the destroy callback and from the init-failure unwind in the alloc handler. It clears the...

UBUNTU-CVE-2026-92505

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fix undefined behavior in devidwrite debugfs function When foreachpcisegment loop completes without finding a matching segment, the pciseg pointer is not NULL but points to an invalid memory location the list head...

UBUNTU-CVE-2026-90163

In the Linux kernel, the following vulnerability has been resolved: smb/server: call ksmbdproccleanup on module init failure When a later initializer fails, the unwind chain releases resources created after procfs and then jumps directly to classunregister. Returning an error from moduleinit leav...

UBUNTU-CVE-2026-90305

In the Linux kernel, the following vulnerability has been resolved: ARM: 9483/1: select HAVEPOSIXCPUTIMERSTASKWORK Commit c6e61c06d606 "ARM: 9463/1: Allow to enable RT" enabled PREEMPTRT on ARM but did not select HAVEPOSIXCPUTIMERSTASKWORK. This leaves CONFIGPOSIXCPUTIMERSTASKWORK disabled, so CP...

UBUNTU-CVE-2026-93057

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Avoid possible memory reclaim deadlock in TX EQTR context TX EQTR may run while devfreq gear scaling has quiesced the UFS tagset. In that context, functions ufshcdtxeqtr, ufshcdtxeqtr and ufsqcomgetrxfom allocate...

UBUNTU-CVE-2026-90092

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: reject accept queue add unless BTLISTEN New sk should not be added to parent socket accept queue after last l2capsockcleanuplisten has run in l2capsockteardowncb and state set to BTCLOSED, as that can result to...

UBUNTU-CVE-2026-90421

In the Linux kernel, the following vulnerability has been resolved: PCI: Fix UAF when probe runs concurrent to dyn ID removal Dynamic IDs are only guaranteed to be valid when dynids.lock is held, as removeidstore can free the node. Thus, make a copy in pcimatchdevice. Also, clarify that the id...

UBUNTU-CVE-2026-90412

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix return status of RMI log page on allocation failure nvmetexecutegetlogpagermi leaves 'status' holding NVMESCSUCCESS set by the successful nvmetreqfindns call when the kzalloc for the log buffer fails. It then jumps to...

UBUNTU-CVE-2026-90321

In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate inline xattrs during inode block validation Patch series "ocfs2: validate xattr entry bounds", v7. This series validates OCFS2 xattr entry name/value bounds when xattr metadata is read and validated, before getxat...

UBUNTU-CVE-2026-90258

In the Linux kernel, the following vulnerability has been resolved: pinctrl: airoha: add missed IRQ resource helpers Without hooking .irqrequestresources, gpiolib cannot set GPIODFLAGUSEDASIRQ. This breaks pin direction locking and can allow userspace or another driver to reconfigure an active IR...

UBUNTU-CVE-2026-90172

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: destroy QP before mem pools on accept failure On the rdmaacceptfailed error path of smbdirectacceptconnectrequest, the receive io posted just above is owned by the QP recvio is set to NULL after a successful post...

UBUNTU-CVE-2026-90278

In the Linux kernel, the following vulnerability has been resolved: md: wait for behind writes before destroying bitmap mdstop destroyed the bitmap before calling mddevdetach. That made mddevdetach skip bitmapops-waitbehindwrites, because the bitmap was already disconnected from mddev. This was...

UBUNTU-CVE-2026-90117

In the Linux kernel, the following vulnerability has been resolved: ntfs: validate usaofs before preserving the update sequence number When ntfsmftrecordalloc reuses a free mft record it reads the old update sequence number straight from the on-disk record: usn = le16 u8 m + le16tocpum-usaofs; He...

UBUNTU-CVE-2026-90192

In the Linux kernel, the following vulnerability has been resolved: mailbox: qcom-cpucp: handle NULL data in senddata callback mailboxclearchannel calls mboxsendmessage with NULL data to notify the remote side that the RX channel has been cleared. qcomcpucpmboxsenddata blindly dereferenced the da...

UBUNTU-CVE-2026-90402

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: host: Fix controller cleanup on EDL sysfs failure mhiregistercontroller adds the controller device before creating the optional triggeredl sysfs file. If sysfscreatefile fails, the error path only drops the device...

UBUNTU-CVE-2026-90131

In the Linux kernel, the following vulnerability has been resolved: ntfs: serialize resident iomap reads with mreclock ntfsreadiomapbeginresident walks the MFT record through ntfsattrlookup - ntfsattrfind without taking ni-mreclock, while ntfsattrrecordresize, ntfsmakeroomforattr and...

UBUNTU-CVE-2026-90195

In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Fix missing sign-ext for signed 1-byte and 2-byte kfunc args On RV64, the ABI requires sign-extension for signed 1-byte and 2-byte kfunc args. However, the RV64 JIT currently does not perform sign-extension for such...

UBUNTU-CVE-2026-90121

In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v5: Clear per-CPU IRS data on teardown IRS affinity setup publishes an IRS pointer and IAFFID state in the per-CPU data before the remaining IRS initialization can fail. The error path then frees the IRS data without...

UBUNTU-CVE-2026-90120

In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v5: Check getlogicalindex return value in MADT IAFFID parsing In gicacpiparseiaffid a given MADT GICC entry might not correspond to a logical cpu recognized by the kernel, resulting in the cpu variable initialization ...

UBUNTU-CVE-2026-90147

In the Linux kernel, the following vulnerability has been resolved: clk: devres: fix cleanup in devmclkgetoptionalenabledwithrate devmclkgetoptionalenabledwithrate registers its cleanup action before setting the clock rate. If setting the rate fails, it attempts to disable and unprepare a clock...

UBUNTU-CVE-2026-90236

In the Linux kernel, the following vulnerability has been resolved: NFSD: Release the export reference when reaping open stateids nfs4putstid releases the svcexport tracked in nfs4stid.scexport, but freeolstateidreaplist frees open and lock stateids by calling -scfree directly, bypassing that pat...

UBUNTU-CVE-2026-93044

In the Linux kernel, the following vulnerability has been resolved: bpf: Disallow interpreter fallback for arena-related insns Since the interpreter does not support the arena-related insns, interpreter fallback should not be allowed for these insns in core.c::bpfprogselectruntime. Currently, whe...

UBUNTU-CVE-2026-90244

In the Linux kernel, the following vulnerability has been resolved: iommu/dma: Restore locking around msipagelist Unlike a group's default domain, which is always freshly allocated and privately owned iommugroupallocdefaultdomain, VFIO type1's legacy container merges any newly attached group into...

UBUNTU-CVE-2026-90242

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix iopfrefcount leak on RID domain replacement inteliommuattachdevice enables IOPF for the new domain but never disables it for the old one. deviceblocktranslation, called at the start of the function, tears down...

UBUNTU-CVE-2026-90168

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

UBUNTU-CVE-2026-92490

In the Linux kernel, the following vulnerability has been resolved: firmware: armscmi: Unrequest devices if driver registration fails scmidriverregister requests protocol devices before registering the driver. If driverregister fails, those requests remain in the global IDR and retain pointers to...

UBUNTU-CVE-2026-90424

In the Linux kernel, the following vulnerability has been resolved: iommu/tegra241-cmdqv: Fix VINTF0 leak on the init-failure path tegra241cmdqvinitstructures allocates VINTF0 with kzallocobj, inits it, and preallocates its logical VCMDQs. Two of its error paths leak. When tegra241cmdqvinitvintf...

UBUNTU-CVE-2026-90107

In the Linux kernel, the following vulnerability has been resolved: net/smc: free pending qentry in smcllcflowstop before memset smcllcflowstop resets a flow struct with a blind memset: spinlockbh&lgr-llcflowlock; memsetflow, 0, sizeofflow; flow-type = SMCLLCFLOWNONE; spinunlockbh&lgr-llcflowlock...