CVE-2026-89989

In the Linux kernel, the following vulnerability has been resolved: ima: Check for ERRPTR from dentrypath in validatehashalgo dentrypath returns ERRPTR-ENAMETOOLONG when the path exceeds the buffer. validatehashalgo passes the result straight to integrityauditmsg without checking. ERRPTR is not...

CVE-2026-89974

In the Linux kernel, the following vulnerability has been resolved: nvme-fc: fix double free of fabrics options when nvmeaddctrl fails nvmfcreatectrl owns the fabrics options and frees them whenever -createctrl returns an error, so a transport must not free them on its own error paths. nvme-fc...

CVE-2026-89963

In the Linux kernel, the following vulnerability has been resolved: powerpc/kexecfile: Fix null-ptr-def in extra size calculation A static Sashiko AI review identified a potential NULL pointer dereference in kexecextrafdtsizeppc64. On platforms without any reserved memory regions,...

UBUNTU-CVE-2026-89954

In the Linux kernel, the following vulnerability has been resolved: mtd: afs: validate v2 image info bounds The AFS v2 parser uses footer8 to locate the image information block inside the current erase block, then uses the image information regioncount to walk entries from a fixed local array. Th...

UBUNTU-CVE-2026-89922

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Take srcu when importing watchpoint data importwpinfo backs up the original guest memory contents of a watchpoint with readguestabs, which is kvmreadguest and therefore resolves the memslot via kvmmemslots. That requir...

UBUNTU-CVE-2026-90029

In the Linux kernel, the following vulnerability has been resolved: usb: storage: realtekcr: fix use-after-free on disconnect realtekcrdestructor calls timerdelete before the chip containing the timer is freed. The timer callback may still be running and can rearm itself, resulting in a...

UBUNTU-CVE-2026-89982

In the Linux kernel, the following vulnerability has been resolved: i2c: mux: Fix channel node leak on adapter add failure i2cmuxaddadapter takes a reference to the Device Tree channel node before registering the new adapter. If adapter registration fails, the error path frees the private data...

CVE-2026-90044

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Fix Use-After-Free in AIO error path In ffsepfilewriteiter and ffsepfilereaditer, when ffsepfileio fails with an error other than -EIOCBQUEUED, the iodata structure p is freed. However, for AIO operations, the...

CVE-2026-89924

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Fix olddata leak in guest debug error path importwpinfo allocates a per-watchpoint olddata buffer to back up the original guest memory contents. If a later watchpoint of the same KVMSETGUESTDEBUG request fails to impor...

UBUNTU-CVE-2026-89968

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: reject unsolicited H2CData PDUs nvmettcphandleh2cdatapdu accepts an H2CData PDU after only checking that its TTAG is a valid in-range command index and that the command's data buffers are mapped. It never checks that t...

CVE-2026-90040

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Forcefully invalidate SNP VMSA if its backing gmem page is zapped Wire up a gmeminvalidaterange call for SNP VMs, and use it to force vCPUs to reload/recheck their guest-provided VMSA if the backing gmem page is being...

UBUNTU-CVE-2026-89836

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix folionrpages race after put in large folio invalidate Our v6.18 based Android system is continuely suffering livelock and bad page stat as shown in1 which related to broken xarray slot status. By investigating big folio...

UBUNTU-CVE-2026-89862

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix BSG job leak on validate flash image error path qla28xxvalidateflashimage returns QLASUCCESS 0 unconditionally, telling the FC BSG transport fcbsghostdispatch that the driver owns and will complete the request...

CVE-2026-89882

In the Linux kernel, the following vulnerability has been resolved: media: rkvdec: hevc: guard INTERREFPICSETPRED index underflow strefpicsetprediction computes the reference RPS index as strpsidx - deltaidxminus1 + 1 per HEVC spec equation 7-59. Both operands are u8, so when deltaidxminus1 + 1...

UBUNTU-CVE-2026-89889

In the Linux kernel, the following vulnerability has been resolved: media: i2c: imx415: Release runtime PM reference on VBLANK error The VBLANK path returned immediately when programming VMAX failed after pmruntimegetifinuse had taken a runtime PM reference. Break out of the switch instead so the...

UBUNTU-CVE-2026-89868

In the Linux kernel, the following vulnerability has been resolved: media: chips-media: wave5: Add timeout while stopstreaming When stopstreaming is called, an infinite loop may occur in some cases. Add a bounded poll of the queue status: loop until the queues drain, sleeping briefly between poll...

UBUNTU-CVE-2026-89802

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/uvmm: fix NULL deref unwinding an OPMAPSPARSE op Each bindjobop is zeroed by kzallocobj in bindjobopfromuop, and the OPMAPSPARSE case in nouveauuvmmbindjobsubmit only creates a region, so op-ops stays NULL for a...

UBUNTU-CVE-2026-89800

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/uvmm: clear the dirty flag when unwinding an OPUNMAPSPARSE A successful OPUNMAPSPARSE marks its region dirty with nouveauuvmaregiondirty and defers the teardown to nouveauuvmmbindjobcleanup; it does not remove the...

UBUNTU-CVE-2026-89801

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/uvmm: fix premature region free on failed OPUNMAPSPARSE In nouveauuvmmbindjobsubmit's OPUNMAPSPARSE arm, op-reg is set from nouveauuvmaregionfind, which only looks the region up and takes no reference; a region's sole...

CVE-2026-89836

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix folionrpages race after put in large folio invalidate Our v6.18 based Android system is continuely suffering livelock and bad page stat as shown in1 which related to broken xarray slot status. By investigating big folio...