CVE-2026-89650

In the Linux kernel, the following vulnerability has been resolved: ceph: bound numexporttargets array for mds info v2/v3 cephmdsmapdecode in fs/ceph/mdsmap.c reads numexporttargets from each per-mds info record and advances the decode cursor by numexporttargets sizeofu32 without first checking...

CVE-2026-89457

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: Guard sysfs discipline callbacks against unallocated private data Several sysfs show/store handlers call a discipline callback that dereferences device-private, either directly or through the DASDDEFINEATTR macro. Duri...

CVE-2026-80983

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix socket refcount leak in smcswitchconns smcswitchconns takes a reference on the SMC socket before dropping lgr-connslock, so the connection stays alive while the CDC slot is fetched: sockhold&smc-sk;...

CVE-2026-89539

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: reject duplicate CREDSVALUE options gssxdecoptionarray walks the wire-supplied option array and, for every entry whose name matches CREDSVALUE, calls gssxdeclinuxcreds on the same struct svccred. That helper unconditional...

CVE-2026-89540

In the Linux kernel, the following vulnerability has been resolved: sunrpc: init gssplock before publishing proc entry createusegssproxyprocentry publishes /proc/net/rpc/use-gss-proxy via proccreatedata before initgsspclnt runs mutexinit on sn-gssplock. Once the dentry is linked under...

CVE-2026-89548

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: always drain cachecleaner before destroying a cachedetail sunrpcdestroycachedetail only cancels the global cachecleaner delayedwork when cachelist is empty. During per-netns teardown cachelist is never empty because...

CVE-2026-89654

In the Linux kernel, the following vulnerability has been resolved: ceph: fix UAF in checknewmap on session freed during unlock checknewmap iterates mdsc-sessions and for each active session drops mdsc-mutex to perform per-session operations. The forced-close path rank removed from map correctly...

CVE-2026-89670

In the Linux kernel, the following vulnerability has been resolved: nfsd: hold rcu across localio cmpxchg retry nfsdfile objects are freed via callrcu filecache.c:296, and nfsdfileslab is created without SLABTYPESAFEBYRCU KMEMCACHEnfsdfile, 0 at filecache.c:789, so the slab page backing a freed...

CVE-2026-89591

In the Linux kernel, the following vulnerability has been resolved: accel/rocket: initialize job domain before cleanup paths rocketioctlsubmitjob releases rjob through rocketjobput on allocation error paths. rocketjobcleanup unconditionally calls rocketiommudomainputjob-domain, but job-domain is...

CVE-2026-89662

In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent lock owner use-after-free during client teardown destroyclient releases a client's open owners, but a lock owner whose only reference is a blocked lock nbl stays on clownerstrhashtbl. clienthasstate does not count a...

CVE-2026-89602

In the Linux kernel, the following vulnerability has been resolved: erofs: skip sufficiently large global buffers when resizing zerofsgbufnrpages is advanced only after every global buffer has been grown. If a resize fails after some buffers were enlarged, a retry revisits those enlarged buffers...

CVE-2026-89714

In the Linux kernel, the following vulnerability has been resolved: NFS: fix delegationhashtable leak when nfs4servercommonsetup fails nfs4servercommonsetup allocates server-delegationhashtable first, but server-destroy - the only path that frees the table via nfs4destroyserver - is not assigned...

CVE-2026-89582

In the Linux kernel, the following vulnerability has been resolved: bnx2x: fix double free in bnx2xinitfirmware error path bnx2xinitfirmware frees bp-initops, bp-initdata and bp-initopsoffsets in its error path without setting them to NULL. The cleanup function bnx2xreleasefirmware frees the same...

CVE-2026-89498

In the Linux kernel, the following vulnerability has been resolved: orangefs: fix double-free of trailerbuf on readdir copy failure On a readdir downcall, orangefsdevreqwriteiter frees op-downcall.trailerbuf with vfree when copyfromiterfull fails, but does not clear the pointer before goto Efault...

CVE-2026-89509

In the Linux kernel, the following vulnerability has been resolved: RDMA/ionic: Embed counter driver data in rdmacounter allocation Commit 7e53b31acc7f "RDMA/core: Create and destroy rdmacounter using rdmazallocdrvobj" requires drivers implementing counter ops to embed struct rdmacounter in a...

CVE-2026-89552

In the Linux kernel, the following vulnerability has been resolved: params: fix charp corruption on allocation failure paramsetcharp stores charp parameters in allocated memory after slab is available, and releases the previous value when the parameter is updated. The previous value is released...

CVE-2026-80962

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: validate geometry fields from on-disk cacheinfo cachesegsinit iterates cacheinfo-nsegs times indexing cache-segments, which is sized to the cache device geometry, and getsegid takes each segment id from the on-media...

CVE-2026-89535

In the Linux kernel, the following vulnerability has been resolved: svcrdma: Reorder rpcrdmarnunregister before rdmadestroyid svcrdmafree caches rdma-sccmid-device before teardown, then calls rdmadestroyidsccmid which frees the cmid. rpcrdmarnunregister follows, but between those two calls the...

CVE-2026-89544

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: fix gssxdecoptionarray error path bugs Four coupled defects in the gssx XDR option-array decoder make the error paths unsafe: a NULL deref in the caller, a refcount leak on the decoded groupinfo, and a latent use-after-fr...

CVE-2026-89622

In the Linux kernel, the following vulnerability has been resolved: HID: mcp2221: clear rxbuf after I2C/SMBus transfer completes mcpi2csmbusread stores the caller-supplied buffer pointer in mcp-rxbuf for the duration of a transfer but never clears it when the transfer finishes or times out. Once...