UBUNTU-CVE-2026-90185

In the Linux kernel, the following vulnerability has been resolved: nullblk: serialize configfs attribute stores with the lock The NULLBDEVICEATTR store takes no lock: applyfn attributes submitqueues, pollqueues get dev-NAME written again after applyfn returns, outside its lock; APPLY=NULL...

UBUNTU-CVE-2026-90224

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: fix double completion race in ncidataexchangecomplete nciclosedevice and ncirxwork can both call ncidataexchangecomplete concurrently. After commit 4527025d440ce8 "nfc: nci: fix circular locking dependency in...

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:...

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...

CVE-2026-90101

In the Linux kernel, the following vulnerability has been resolved: bnxten: Fix call to hardware monitoring event handler The first parameter of hwmonnotifyevent is supposed to be the hardware monitoring device. The bnxt driver calls it with the platform device as first parameter instead. This AP...

CVE-2026-92489

In the Linux kernel, the following vulnerability has been resolved: xfrm: Fix skb double-free in xfrmdevdirectoutput A return value other than 1 from localout means that the skb has been consumed or its ownership was transferred. xfrmdevdirectoutput nevertheless frees the skb on this path, causin...

CVE-2026-90362

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dsi: Drop devpmoppsetrate0 devpmoppsetrate0 removes the vote specified in required-opps but does not actually park the clock, making it run without the necessary power backing. Drop the explicit call to it. Every call sit...

CVE-2026-90169

In the Linux kernel, the following vulnerability has been resolved: ksmbd: free preauth sessions on connection teardown SMB3.1.1 multichannel binding preserves the preauthentication hash in a preauthsession between the NTLM negotiate and authenticate requests. The binding NTLM negotiate allocates...

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:...

CVE-2026-90227

In the Linux kernel, the following vulnerability has been resolved: nvme/ioctl: check SUBMITIO with nvmecmdallowed Unlike IOCMD / IO64CMD, NVMEIOCTLSUBMITIO never calls nvmecmdallowed. Unprivileged callers can thus issue I/O on a partition device or write through a read-only file descriptor. Pass...

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...

CVE-2026-90400

In the Linux kernel, the following vulnerability has been resolved: md: recheck spare changes before starting sync removespares and removeandaddspares modify the array's rdev configuration. These operations are only safe after the array has been suspended. mdstartsync checks whether spare...

UBUNTU-CVE-2026-93056

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fuac1legacy: remove broken string configfs attributes The UAC1STRATTRIBUTE macro defines configfs show/store handlers for the fnplay, fncap, and fncntl string options. The store function contains an inverted null che...

UBUNTU-CVE-2026-92489

In the Linux kernel, the following vulnerability has been resolved: xfrm: Fix skb double-free in xfrmdevdirectoutput A return value other than 1 from localout means that the skb has been consumed or its ownership was transferred. xfrmdevdirectoutput nevertheless frees the skb on this path, causin...

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...

CVE-2026-92507

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fix potential use after free in ibdeallocpduser When accessing a PD via the netlink path the only synchronization mechanism for the said PD is rdmarestrackget. Currently, rdmarestrackdel is invoked at the end of...

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...

CVE-2026-90297

In the Linux kernel, the following vulnerability has been resolved: drm/sun4i: crtc: Propagate layer initialization error sun4icrtcinit returns plain NULL when layer initialization fails, while all its other error paths return an error pointer. The only caller, sun4itconbind, checks the result wi...

UBUNTU-CVE-2026-90322

In the Linux kernel, the following vulnerability has been resolved: ocfs2/cluster: keep heartbeat local node stable o2nmnodelocalstore handles local=0 by stopping o2net and setting cllocalnode to O2NMINVALIDNODENUM, but it leaves clhaslocal set. That stale state makes o2nmthisnode return 255,...

CVE-2026-92477

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: debugfs: Reserve space for a string terminator ufssavederrwrite copies user input into a zero-initialized stack buffer and passes it to kstrtoint. A write that fills the entire buffer overwrites its only terminator...