EUVD-2026-76480

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: serialize security confirmation handling rfcommsecuritycfm looks up a session on sessionlist and then walks its DLC list without holding rfcommmutex. Since RFCOMM session teardown uses rfcommmutex, krfcommd can...

EUVD-2026-76461

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: svcauthgss: enforce krb5 token minimum length svcauthgssunwrappriv validates only an upper bound on the wire-supplied opaque length before handing the buffer to gssunwrap: if len xdrstreamremainingxdr goto unwrapfailed;...

CVE-2026-89537 SUNRPC: Reject short RFC 4121 MIC tokens in gss_krb5_verify_mic_v2

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Reject short RFC 4121 MIC tokens in gsskrb5verifymicv2 gsskrb5verifymicv2 reads the token ID at ptr0..1, the flags byte at ptr2, and padding at ptr3..7, then passes ptr + GSSKRB5TOKHDRLEN and cksumlen to gsskrb5micbuildsg...

CVE-2026-89508

The Linux kernel RDMA/ucma subsystem contains a race condition in ucma_set_ib_path(), which calls ucma_event_handler() from the write path without acquiring the handler lock. A concurrent ucma_migrate_id() can reassign ctx->file between mutex operations, causing list_add_tail() to target a dif...

EUVD-2026-76414

In the Linux kernel, the following vulnerability has been resolved: RDMA/ucma: Lock the handler in ucmasetibpath ucmasetibpath calls ucmaeventhandler straight from the write path, without the handler lock that keeps ctx-file stable while a uevent is queued. The handler re-reads ctx-file for every...

CVE-2026-89508 RDMA/ucma: Lock the handler in ucma_set_ib_path()

In the Linux kernel, the following vulnerability has been resolved: RDMA/ucma: Lock the handler in ucmasetibpath ucmasetibpath calls ucmaeventhandler straight from the write path, without the handler lock that keeps ctx-file stable while a uevent is queued. The handler re-reads ctx-file for every...

CVE-2026-89494 ocfs2: validate lengths in dlm_mig_lockres_handler

In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate lengths in dlmmiglockreshandler A node receiving a DLMMIGLOCKRES message trusts several fields of the peer-supplied dlmmigratablelockres without validation. numlocks and locknamelen are bounded only on the sending...

CVE-2026-89466 power: supply: qcom_battmgr: terminate the strings from firmware

In the Linux kernel, the following vulnerability has been resolved: power: supply: qcombattmgr: terminate the strings from firmware The qcombattmgrsc8280xpstrcpy takes a Pascal-style string when the firmware sends one. Otherwise it copies all BATTMGRSTRINGLEN bytes and leaves the destination...

CVE-2026-89466

CVE-2026-89466 affects the Linux kernel 's qcom_battmgr driver on the SC8280XP platform. The function qcom_battmgr_sc8280xp_strcpy() copies all BATTMGR_STRING_LEN bytes from firmware without a null terminator when the firmware does not send a Pascal-style string. The affected fields—model_number ...

EUVD-2026-76372

In the Linux kernel, the following vulnerability has been resolved: power: supply: qcombattmgr: terminate the strings from firmware The qcombattmgrsc8280xpstrcpy takes a Pascal-style string when the firmware sends one. Otherwise it copies all BATTMGRSTRINGLEN bytes and leaves the destination...

EUVD-2026-76345

In the Linux kernel, the following vulnerability has been resolved: platform/x86: ISST: Add a NULL check for sstinst To be consistent with other places, add a NULL check for failed socket loading by checking isstcommon.sstinst...

CVE-2026-89438 platform/x86: ISST: Validate logical CPU id and clos id

In the Linux kernel, the following vulnerability has been resolved: platform/x86: ISST: Validate logical CPU id and clos id Validate max CLOS ID and logical CPU ID for core power feature. Reject any clos level or logical CPU number greater than the supported maximum. These are used to calculate...

CVE-2026-89439 platform/x86: ISST: Add a NULL check for sst_inst[]

In the Linux kernel, the following vulnerability has been resolved: platform/x86: ISST: Add a NULL check for sstinst To be consistent with other places, add a NULL check for failed socket loading by checking isstcommon.sstinst...

CVE-2026-81003

CVE-2026-81003 affects the Linux kernel's AF_IUCV over HiperSockets subsystem. The function afiucv_hs_rcv() selects sockets by matching four 8-byte name fields in the transport header without verifying the ingress net_device , allowing frames from any network device to be delivered to the wrong s...

CVE-2026-80974

CVE-2026-80974 affects the Linux kernel in the mfd sm501 driver. The memory allocated for struct sm501_devdata in sm501_pci_probe() and sm501_plat_probe() is not freed by the corresponding remove functions, resulting in a memory leak when the device is removed. The fix adds a kfree() call in sm50...

CVE-2026-80954 i3c: Fix unlocked dereference of dev->desc in i3c_device_get_supported_xfer_mode()

In the Linux kernel, the following vulnerability has been resolved: i3c: Fix unlocked dereference of dev-desc in i3cdevicegetsupportedxfermode i3cdevicegetsupportedxfermode uses dev-desc to obtain the master controller. However, dev-desc must not be dereferenced unless bus-lock is held, and this...

CVE-2026-80954

CVE-2026-80954 affects the Linux kernel I3C subsystem . The function i3c_device_get_supported_xfer_mode() dereferences dev->desc to obtain the master controller without holding the required bus->lock, creating a use-after-free or race condition risk. The fix replaces the dev->desc access...

CVE-2026-80949

CVE-2026-80949 is a memory leak in the Linux kernel's brcmfmac Wi-Fi driver. In the function brcmf_sdio_read_control() , memory allocated for buf is not freed in certain error paths, leading to unreleased kernel memory. The fix adds vfree() calls to those error paths. No CVSS score or exploitatio...

EUVD-2026-76272

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix memory leak in brcmfsdioreadcontrol The memory allocated for buf is not freed in some of the error paths in brcmfsdioreadcontrol. Fix that by adding vfree calls. arend: rework as suggested by Johannes...

CVE-2026-80939 wifi: rtw89: pci: add .shutdown callback to stop rfkill polling on reboot

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: pci: add .shutdown callback to stop rfkill polling on reboot Since the hardware rfkill polling was introduced, arm64 platforms can panic with an asynchronous SError during warm reboot: SError Interrupt on CPU8, code...