EUVD-2026-59040

In the Linux kernel, the following vulnerability has been resolved: scsi: elx: efct: Fix refcount leak in efcthwioabort When efcthwreqtagalloc fails in efcthwioabort, the error path returns -ENOSPC without releasing the reference obtained via krefgetunlesszero earlier in the function. All other...

CVE-2026-72073 mmc: vub300: fix use-after-free on probe failure

In the Linux kernel, the following vulnerability has been resolved: mmc: vub300: fix use-after-free on probe failure The vub300 driver lifetime-manages its controller state using vub300-kref, with vub300delete freeing the mmc host when the last reference is dropped. The probe error path after the...

CVE-2026-72073 mmc: vub300: fix use-after-free on probe failure

In the Linux kernel, the following vulnerability has been resolved: mmc: vub300: fix use-after-free on probe failure The vub300 driver lifetime-manages its controller state using vub300-kref, with vub300delete freeing the mmc host when the last reference is dropped. The probe error path after the...

CVE-2026-72042 ipmi: Fix user refcount underflow in event delivery

In the Linux kernel, the following vulnerability has been resolved: ipmi: Fix user refcount underflow in event delivery ipmiallocrecvmsguser takes the temporary user reference owned by the receive message, and ipmifreerecvmsg drops it again. If event delivery fails after allocating receive messag...

CVE-2026-72042

The CVE-2026-72042 entry describes a Linux kernel vulnerability in the IPMI event delivery path. The issue stems from ipmi_alloc_recv_msg(user) taking a temporary user reference and ipmi_free_recv_msg() dropping it again; during rollback, an extra reference drop could free a user still linked in ...

CVE-2026-72042 ipmi: Fix user refcount underflow in event delivery

In the Linux kernel, the following vulnerability has been resolved: ipmi: Fix user refcount underflow in event delivery ipmiallocrecvmsguser takes the temporary user reference owned by the receive message, and ipmifreerecvmsg drops it again. If event delivery fails after allocating receive messag...

EUVD-2026-59000

In the Linux kernel, the following vulnerability has been resolved: ipmi: Fix user refcount underflow in event delivery ipmiallocrecvmsguser takes the temporary user reference owned by the receive message, and ipmifreerecvmsg drops it again. If event delivery fails after allocating receive messag...

EUVD-2026-58998

In the Linux kernel, the following vulnerability has been resolved: ipmi: fix refcount leak in iipmirequest When a caller provides a suppliedrecv message to iipmirequest, the function increments the user's nrmsgs reference count. If an error occurs later, the outerr cleanup path only frees the...

CVE-2026-72040 ipmi: fix refcount leak in i_ipmi_request()

In the Linux kernel, the following vulnerability has been resolved: ipmi: fix refcount leak in iipmirequest When a caller provides a suppliedrecv message to iipmirequest, the function increments the user's nrmsgs reference count. If an error occurs later, the outerr cleanup path only frees the...

CVE-2026-72040

In the Linux kernel IPMI subsystem, CVE-2026-72040 is a refcount leak in i_ipmi_request() when a caller provides a supplied_recv message. If an error occurs, the out_err path skips freeing the recv_msg and leaves the user’s nr_msgs refcount elevated. The fix reverts the reference count operations...

CVE-2026-72022 llc: fix SAP refcount leak in llc_ui_autobind()

In the Linux kernel, the following vulnerability has been resolved: llc: fix SAP refcount leak in llcuiautobind llcuiautobind opens a SAP after choosing a dynamic LSAP. llcsapopen returns a reference owned by the caller, and llcsapaddsocket takes a second reference for the socket's membership in...

CVE-2026-72022

Summary: The Linux kernel patch fixes a refcount leak in SAP handling within llc_ui_autobind(). The function opens a SAP after selecting a dynamic LSAP; llc_sap_open() returns a caller-owned reference and llc_sap_add_socket() adds a second reference for socket membership. llc_ui_bind() drops the ...

EUVD-2026-58980

In the Linux kernel, the following vulnerability has been resolved: llc: fix SAP refcount leak in llcuiautobind llcuiautobind opens a SAP after choosing a dynamic LSAP. llcsapopen returns a reference owned by the caller, and llcsapaddsocket takes a second reference for the socket's membership in...

CVE-2026-72022 llc: fix SAP refcount leak in llc_ui_autobind()

In the Linux kernel, the following vulnerability has been resolved: llc: fix SAP refcount leak in llcuiautobind llcuiautobind opens a SAP after choosing a dynamic LSAP. llcsapopen returns a reference owned by the caller, and llcsapaddsocket takes a second reference for the socket's membership in...

PT-2026-72700

In the Linux kernel, the following vulnerability has been resolved: net: watchdog: fix refcount tracking races Blamed commit converted the untracked dev hold/dev put calls in the watchdog code to use the tracked dev hold track/dev put track which were later renamed/interfaced to netdev hold and...

PT-2026-72980

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci sync: hold conn in hci past sync callback Avoids giving freed pointers to hci conn valid, which kmalloc may have reused. Hold refcount to avoid that...

PT-2026-72496

In the Linux kernel, the following vulnerability has been resolved: mlxsw: fix refcount leak in mlxsw sp port lag join When mlxsw sp port lag index get fails, mlxsw sp port lag join returns an error without releasing the lag reference obtained by the earlier mlxsw sp lag get. All other error path...

PT-2026-72983

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci conn: hold conn reference in abort conn sync There is theoretical UAF if the conn is freed while the hci sync task is running. Hold refcount to avoid that...

PT-2026-72274

In the Linux kernel, the following vulnerability has been resolved: scsi: xen: scsiback: Free unsubmitted command instead of double-putting it scsiback get pend req obtains a command tag and returns a vscsibk pend whose embedded se cmd has only been memset to 0, so its cmd kref is 0; the se cmd i...

PT-2026-72516

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix potential amdxdna umap lifetime race amdxdna umap release calls the blocking mmu interval notifier remove before removing the object from abo-mem.umap list. If aie2 populate range runs concurrently, it may obta...