CVE-2026-68189

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Protect UUID list traversal The hcisync conversion moved class-of-device and EIR generation from an HCI request built under hdev-lock to asynchronous command sync work. The worker holds hdev-reqlock, but that...

CVE-2026-68188

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: Fix session UAF in settermios rfcommttysettermios tests dlc-session without rfcommmutex and later passes the pointer to rfcommsendrpn. The latter dereferences both session-initiator and session-sock. Meanwhile,...

CVE-2026-68187

In the Linux kernel, the following vulnerability has been resolved: exec: fix unsigned loop counter wrap in transferargstostack The stop value is derived from bprm-p PAGESHIFT. The index variable is an unsigned long. If bprm-p drops below PAGESIZE and stop becomes zero the loop condition index =...

CVE-2026-68184

In the Linux kernel, the following vulnerability has been resolved: cdrom: fix stack out-of-bounds read in CDROMVOLCTRL mmcioctlcdromvolume first reads the audio control mode page into a 32-byte stack buffer with cgc-buflen set to 24. If the device reports a block descriptor, the function increas...

CVE-2026-68183

In the Linux kernel, the following vulnerability has been resolved: firmware: stratix10-svc: fix memory leaks and list corruption bugs Fix a memory leak when genpoolalloc fails by freeing pmem on the error path. Switch pmem allocation from devmkzalloc to kzalloc with explicit kfree in the free pa...

CVE-2026-68182

In the Linux kernel, the following vulnerability has been resolved: comedi: comediparport: deal with premature interrupt Syzbot reported a general protection fault in comedigetissubdevicerunning, which was called from the interrupt handler parportinterrupt in the "comediparport" driver, but it do...

CVE-2026-68181

In the Linux kernel, the following vulnerability has been resolved: mei: bus: access meidevice under devicelock on cleanup Fix couple of problems in meiclbusdevrelease: meiclflushqueues is running without lock. bus-filelist access after meidevbusputbus can become a use-after-free if this was the...

CVE-2026-68179

In the Linux kernel, the following vulnerability has been resolved: misc: nsm: only unlock nsmdev on post-lock error paths nsmdevioctl jumps to the common out label even when the initial copyfromuser fails before nsm-lock has been taken. The error path then blindly unlocks a mutex that was never...

CVE-2026-68176

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix mmiotrace possible NULL dereferencing of hiter-dev If the mmiopipeopen fails to find a PCI device, the hiter-dev will be assigned to NULL. The mmiotrace read function dereferences the hiter-dev if hiter exists. Chang...

CVE-2026-68174

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix union collision of module and refcnt for dynamic events In 'struct traceeventcall', the 'module' pointer and the 'refcnt' atomic variable share the same memory space in a union. For dynamic events, the union member i...

CVE-2026-68173

In the Linux kernel, the following vulnerability has been resolved: ublk: wait on ublkdevready instead of ub-completion ub-completion is only re-armed by a successful STARTUSERRECOVERY. If the ublk server sends ENDUSERRECOVERY without one - e.g. its START failed with -EBUSY and the error was...

CVE-2026-68169

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: userspace: fix use-after-free in getlocalid In mptcppmuserspacegetlocalid, the address entry is looked up under spinlock, but its id is read after dropping the lock. A concurrent deletion can free the entry between the...

CVE-2026-68163

In the Linux kernel, the following vulnerability has been resolved: mm/pagevmamapped: fix device-private PMD handling Commit 65edfda6f3f2 "mm/rmap: extend rmap and migration support device-private entries" introduced the concept of device-private PMD entries, but did not correctly update the rmap...

CVE-2026-68162

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid authenable sysctl UAF during netns teardown procsctpdoauth updates the SCTP control socket after changing net.sctp.authenable. The handler gets the per-net SCTP state from ctl-data, so an already opened sysctl file ca...

CVE-2026-68161

In the Linux kernel, the following vulnerability has been resolved: sctp: close UDP tunnel sockets during netns teardown procsctpdoudpport starts per-net SCTP UDP tunneling sockets when net.sctp.udpport is set, and stops/restarts them when the sysctl value changes. The netns exit path does not st...

CVE-2026-68160

In the Linux kernel, the following vulnerability has been resolved: ceph: fix pre-auth out-of-bounds read on snaptrace in cephhandlecaps cephhandlecaps reads snaptracelen from the wire-format cephmdscaps header and uses it unconditionally to build a fake end pointer snaptrace + snaptracelen that ...

CVE-2026-68158

In the Linux kernel, the following vulnerability has been resolved: libceph: Fix multiplication overflow in decodenewupstateweight If a message of type CEPHMSGOSDMAP contains a maliciously corrupted osdmap, out-of-bounds memory accesses may occur in decodenewupstateweight. This happens because th...

CVE-2026-68155

In the Linux kernel, the following vulnerability has been resolved: libceph: Reject monmaps advertising zero monitors A message of type CEPHMSGMONMAP contains a monmap that is sent from a monitor to the client. This monmap contains information about the existing monitors in the cluster. Currently...

CVE-2026-68154

In the Linux kernel, the following vulnerability has been resolved: libceph: reject zero bucket types in crushdecode CRUSH bucket type 0 is reserved for devices. The mapper relies on that invariant and uses type 0 to identify leaf devices. If crushdecode accepts a bucket with type 0, a malformed...

CVE-2026-68153

In the Linux kernel, the following vulnerability has been resolved: libceph: remove debugfs files before client teardown cephdestroyclient tears down the monitor client before removing the per-client debugfs files. A concurrent read of the monmap debugfs file can enter monmapshow after cephmoncst...