CVE-2026-72234 batman-adv: access unicast_ttvn skb->data only after skb realloc

In the Linux kernel, the following vulnerability has been resolved: batman-adv: access unicastttvn skb-data only after skb realloc The pskbmaypull called by batadvgetvid could reallocate the buffer behind the skb. Variables which were pointing to the old buffer need to be reassigned to avoid an...

CVE-2026-72233 batman-adv: bla: reacquire gw address after skb realloc

In the Linux kernel, the following vulnerability has been resolved: batman-adv: bla: reacquire gw address after skb realloc The pskbmaypull called by batadvblaisbackbonegw could reallocate the buffer behind the skb. Variables which were pointing to the old buffer need to be reassigned to avoid an...

CVE-2026-72231 batman-adv: tt: avoid request storms during pending request

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tt: avoid request storms during pending request batadvsendttrequest allocates a ttreqnode when none exists for the destination originator node. This should prevent that a multiple TT requests are send at the same time...

CVE-2026-72232 batman-adv: ensure minimal ethernet header on TX

In the Linux kernel, the following vulnerability has been resolved: batman-adv: ensure minimal ethernet header on TX As documented in commit 8bd67ebb50c0 "net: bridge: xmit: make sure we have at least eth header len bytes", it is possible by for a local user with eBPF TC hook access to attach a t...

CVE-2026-72230 batman-adv: frag: free unfragmentable packet

In the Linux kernel, the following vulnerability has been resolved: batman-adv: frag: free unfragmentable packet The caller of batadvfragsendpacket assume that the skb provided to the function are always consumed. But the pre-check for an empty payload or the zero fragment size returned an error...

CVE-2026-72229 batman-adv: clean untagged VLAN on netdev registration failure

In the Linux kernel, the following vulnerability has been resolved: batman-adv: clean untagged VLAN on netdev registration failure When an mesh interface is registered, it creates an untagged struct batadvmeshifvlan on top of it via the NETDEVREGISTER notifier. But in this process, another receiv...

CVE-2026-72228 batman-adv: frag: fix primary_if leak on failed linearization

In the Linux kernel, the following vulnerability has been resolved: batman-adv: frag: fix primaryif leak on failed linearization If the skb has a fraglist, it must be linearized before it can be split using skbsplit. But when this step failed, it must not only free the skb but also take care of t...

CVE-2026-72227 batman-adv: mcast: avoid OOB read of num_dests header

In the Linux kernel, the following vulnerability has been resolved: batman-adv: mcast: avoid OOB read of numdests header Before the access to struct batadvtvlvmcasttracker's numdests, it is attempted to check whether enough space is actually in the network header. But instead of using offsetofend...

CVE-2026-72226 batman-adv: tt: prevent TVLV OOB check overflow

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tt: prevent TVLV OOB check overflow A TT unicast TVLV contains the number of VLANs stored in it. This number is an u16 and gets multiplied by the size of the struct batadvtvlvttvlandata 8 bytes. The size can therefore...

CVE-2026-72225 jbd2: fix integer underflow in jbd2_journal_initialize_fast_commit()

In the Linux kernel, the following vulnerability has been resolved: jbd2: fix integer underflow in jbd2journalinitializefastcommit jbd2journalinitializefastcommit validates journal capacity by checking journal-jlast - numfcblks JBD2MINJOURNALBLOCKS. Both jlast and numfcblks are unsigned, so when...

CVE-2026-72224 nvdimm/btt: Free arenas on btt_init() error paths

In the Linux kernel, the following vulnerability has been resolved: nvdimm/btt: Free arenas on bttinit error paths The arenas allocated by discoverarenas or createarenas are not freed on some error paths in bttinit. This leaks memory when BTT initialization fails. Call freearenas from the affecte...

CVE-2026-72223 nvdimm/btt: Free arena sub-allocations on discover_arenas() error path

In the Linux kernel, the following vulnerability has been resolved: nvdimm/btt: Free arena sub-allocations on discoverarenas error path Memory allocated by bttfreelistinit, bttrttinit, and bttmaplocksinit is not freed on some discoverarenas error paths. This leaks memory when arena discovery fail...

CVE-2026-72222 sunrpc: pin svc_xprt across the asynchronous TLS handshake callback

In the Linux kernel, the following vulnerability has been resolved: sunrpc: pin svcxprt across the asynchronous TLS handshake callback svctcphandshake stores the raw svcxprt pointer in tlshandshakeargs.tadata and submits the request through tlsserverhellox509. The handshake core takes only...

CVE-2026-72221 sunrpc: wait for in-flight TLS handshake callback when cancel loses race

In the Linux kernel, the following vulnerability has been resolved: sunrpc: wait for in-flight TLS handshake callback when cancel loses race When waitforcompletioninterruptibletimeout in svctcphandshake returns 0 timeout or -ERESTARTSYS signal and tlshandshakecancel then returns false,...

CVE-2026-72220 sunrpc: harden rq_procinfo lifecycle to prevent double-free

In the Linux kernel, the following vulnerability has been resolved: sunrpc: harden rqprocinfo lifecycle to prevent double-free The svcreleaserqst function executes the callback inside rqstp-rqprocinfo-pcrelease. However, if a worker thread begins processing a new request and encounters an early...

CVE-2026-72219 lockd: Plug nlm_file leak when nlm_do_fopen() fails

In the Linux kernel, the following vulnerability has been resolved: lockd: Plug nlmfile leak when nlmdofopen fails A client can repeatedly drive nlmdofopen failures by presenting file handles that the underlying export rejects. After kzallocobj succeeds in nlmlookupfile, the freshly allocated...

CVE-2026-72218 lockd: Plug nlm_file refcount leak on cached nlm_do_fopen() failure

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...

CVE-2026-72216 remoteproc: qcom: Fix leak when custom dump_segments addition fails

In the Linux kernel, the following vulnerability has been resolved: remoteproc: qcom: Fix leak when custom dumpsegments addition fails Free allocated minidumpregion 'name' in qcomaddminidumpsegments when failing before adding the region to 'dumpsegments'. Otherwise, the 'name' is not tracked and ...

CVE-2026-72217 SUNRPC: Bound-check xdr_buf_to_bvec() stores before writing

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Bound-check xdrbuftobvec stores before writing xdrbuftobvec writes a biovec into the caller's array before testing whether that slot is in range, and the head branch performs the store with no check at all. When the...

CVE-2026-72215 MIPS: DEC: Ensure 32-bit stack location for o32 prom_printf()

In the Linux kernel, the following vulnerability has been resolved: MIPS: DEC: Ensure 32-bit stack location for o32 promprintf In 64-bit configurations calling any firmware entry points from a kernel thread other than the initial one will result in a situation where the stack has been placed in t...