CVE-2026-72040

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-2026-72022

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...

UBUNTU-CVE-2026-72082

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...

UBUNTU-CVE-2026-72128

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix refcount leak in nvmetsqcreate In nvmetsqcreate, a reference on the ctrl is taken via krefgetunlesszero before calling nvmetchecksqid. If nvmetchecksqid fails, the function returns the error directly without releasing...

UBUNTU-CVE-2026-72218

In the Linux kernel, the following vulnerability has been resolved: lockd: Plug nlmfile refcount leak on cached nlmdofopen failure The cached-file path in nlmlookupfile reaches the found: label unconditionally, even when nlmdofopen fails. At that label result and file-fcount are updated before th...

UBUNTU-CVE-2026-72113

In the Linux kernel, the following vulnerability has been resolved: can: bcm: add missing device refcount for CAN filter removal sashiko-bot remarked a problem with a concurrent device unregistration in isotp.c which also is present in the bcm.c code. A former fix for raw.c commit c275a176e4b6...

UBUNTU-CVE-2026-72022

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...

UBUNTU-CVE-2026-72085

In the Linux kernel, the following vulnerability has been resolved: scsi: xen: scsiback: Free unsubmitted command instead of double-putting it scsibackgetpendreq obtains a command tag and returns a vscsibkpend whose embedded secmd has only been memset to 0, so its cmdkref is 0; the secmd is...

UBUNTU-CVE-2026-72042

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...

UBUNTU-CVE-2026-72182

In the Linux kernel, the following vulnerability has been resolved: power: supply: charger-manager: fix refcount leak in isfullcharged In isfullcharged, powersupplygetbyname is called to obtain a reference to the fuelgauge power supply. If the voltage check uV = desc-fullbattuV succeeds, the...

UBUNTU-CVE-2026-72040

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-2026-74432 rxrpc: Fix leak of released call in recvmsg(MSG_PEEK)

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix leak of released call in recvmsgMSGPEEK Fix rxrpcrecvmsg to also drop the ref it holds on an already-released call if MSGPEEK is in force the function holds a ref on the call irrespective of whether MSGPEEK is specifie...

CVE-2026-74405

The CVE-2026-74405 issue affects the Linux kernel OPP handling. A race between dev_pm_opp_add_dynamic() and dev_pm_opp_find_freq_exact() could expose a newly added OPP before its kref and opp_table were initialized, allowing a concurrent lookup to increment the reference count on an uninitialized...

CVE-2026-74405 OPP: Fix race between OPP addition and lookup

In the Linux kernel, the following vulnerability has been resolved: OPP: Fix race between OPP addition and lookup A race exists between devpmoppadddynamic and devpmoppfindfreqexact: CPU0 add CPU1 lookup ------------------------------- ------------------------------ oppadd mutexlock...

CVE-2026-74401

In the Linux kernel, the following vulnerability has been resolved: dlm: fix add msg handle in sendqueue ordered In a benchmark scenario triggering a lot of requests that triggers a lot of DLM messages on the network it can be that the mh-seq is not ordered according the oldest seq number. This...

CVE-2026-74388

The CVE-2026-74388 issue affects the Linux kernel ALSA: seq: oss component, where SysEx handling in the OSS sequencer could lead to a use-after-free if a sequencer port closes during dispatch. The root cause is a stale pointer in a pending event held after input MIDI bytes are turned into a seque...

CVE-2026-74347 netfilter: cttimeout: detach dataplane timeout policy and repurpose refcount

In the Linux kernel, the following vulnerability has been resolved: netfilter: cttimeout: detach dataplane timeout policy and repurpose refcount Add a refcount for struct nfcttimeout which is used by ct extension to set the custom ct timeout policy, this tells us that the ct timeout is being used...

CVE-2026-74347 netfilter: cttimeout: detach dataplane timeout policy and repurpose refcount

In the Linux kernel, the following vulnerability has been resolved: netfilter: cttimeout: detach dataplane timeout policy and repurpose refcount Add a refcount for struct nfcttimeout which is used by ct extension to set the custom ct timeout policy, this tells us that the ct timeout is being used...

EUVD-2026-59494

In the Linux kernel, the following vulnerability has been resolved: netfilter: cttimeout: detach dataplane timeout policy and repurpose refcount Add a refcount for struct nfcttimeout which is used by ct extension to set the custom ct timeout policy, this tells us that the ct timeout is being used...

CVE-2026-74344

CVE-2026-74344 affects the Linux kernel BPF RB-tree code. The vulnerability arises in bpf_rb_root_free() when detaching the root: the function copies rb_root_cached, replaces the live root with RB_ROOT_CACHED, and then walks the copied tree to drop objects. If a dropped object is refcounted and s...