PT-2026-90218

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Free cpu buffer::free page with subbuf order When sub-buffers use an order greater than 0, cpu buffer-free page is allocated with subbuf order. Use the correct order for cpu buffer-free page...

PT-2026-90364

In the Linux kernel, the following vulnerability has been resolved: ceph: cap delegated inode count in ceph parse deleg inos ceph parse deleg inos decodes interval sets of delegated inode numbers from an MDS create-with-delegation reply. For each set it reads a 64-bit start and a 64-bit len with...

PT-2026-90194

In the Linux kernel, the following vulnerability has been resolved: sctp: drop a chunk if its transport was removed sctp rcv resolves the transport once per packet and leaves it in chunk-transport. The lookup reference, or the one sctp add backlog takes if the socket is owned by userspace, keeps ...

PT-2026-90210

In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate lengths in dlm mig lockres handler A node receiving a DLM MIG LOCKRES message trusts several fields of the peer-supplied dlm migratable lockres without validation. num locks and lockname len are bounded only on th...

PT-2026-90067

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: bound the device EEPROM address before the EFUSE copy mt7915 mcu get eeprom copies a fixed EFUSE block into the driver's dev-mt76.eeprom.data buffer at the offset reported by the MCU response res-addr, a...

PT-2026-90062

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: flush works in dependency order virtio vsock remove stops the virtqueues and then flushes each work item before freeing the enclosing virtio vsock. The current order does not account for dependencies between those...

PT-2026-90328

In the Linux kernel, the following vulnerability has been resolved: ntfs: reject invalid MFT LCNs from boot sector The NTFS boot sector stores the MFT and MFTMirr locations as unsigned 64-bit LCNs, but parse ntfs boot sector decoded them into an s64. A crafted high-bit value could therefore becom...

PT-2026-90304

In the Linux kernel, the following vulnerability has been resolved: ACPI: APEI: GHES: fix ARM section length accounting after header In ghes handle arm hw error, after skipping the cper sec proc arm header with err + 1, the remaining length was reduced by sizeoferr pointer size instead of sizeofe...

PT-2026-90258

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: harden gss krb5 unwrap v2 against short tokens gss krb5 unwrap v2 reads the EC and RRC header fields at ptr+4 and ptr+6 before validating that the token is at least GSS KRB5 TOK HDR LEN 16 bytes long, and its rotate left...

PT-2026-90253

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Reject short RFC 4121 MIC tokens in gss krb5 verify mic v2 gss krb5 verify mic v2 reads the token ID at ptr0..1, the flags byte at ptr2, and padding at ptr3..7, then passes ptr + GSS KRB5 TOK HDR LEN and cksum len to gss...

PT-2026-90197

In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: fix host memory disclosure on R2T for a read command nvme tcp handle r2t does not check the direction of the request the R2T refers to. A malicious controller can send an R2T for a READ and the host will answer it: nvme...

PT-2026-90237

In the Linux kernel, the following vulnerability has been resolved: sched/core: Handle pick task releasing the rq lock Core scheduling's pick next task breaks when a -pick task implementation can release the rq lock. The selection state derived on entry is only valid while the lock is held...

PT-2026-90202

In the Linux kernel, the following vulnerability has been resolved: ipmi: Fix use-after-free of cmd rcvr in ipmi destroy user Commit 9e91f8a6c868 "ipmi:msghandler: Remove srcu for the ipmi interfaces list" dropped the synchronize rcu between unlinking the command receivers from intf-cmd rcvrs and...

PT-2026-90464

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix retry exhaustion in simple ring buffer reader swap simple ring buffer swap reader page starts with retry set to 8 and post-decrements it only after a failed link replacement. On the final attempt, a successful...

PT-2026-90421

In the Linux kernel, the following vulnerability has been resolved: nfsd: restore rq status counter to even on all nfsd dispatch exit paths nfsd dispatch sets rq status counter to an odd value once a request has been decoded, and back to an even value once it has been fully processed, forming a...

PT-2026-90427

In the Linux kernel, the following vulnerability has been resolved: NFSD: remove flawed WARN ON ONCE from nfsd mode check The header for commit e75b23f9e323 "nfsd: check d can lookup in fh verify of directories" details the assumption that justified adding the WARN ON ONCE to nfsd mode check, tha...

PT-2026-90410

In the Linux kernel, the following vulnerability has been resolved: nfsd: check client ownership when cancelling a copy-notify stateid On the OFFLOAD CANCEL path clp != NULL, manage cpntf state freed the target cpntf state without checking ownership. The lookup key st-si opaque.so id is allocated...

PT-2026-90404

In the Linux kernel, the following vulnerability has been resolved: nfsd: drop the stateid, not the stateowner, on seqid op replay retry In nfs4 preprocess seqid op the stateid is obtained from nfsd4 lookup stateid, which holds a reference on the nfs4 stid sc count but takes no reference on the...

PT-2026-90409

In the Linux kernel, the following vulnerability has been resolved: nfsd: check nfsd4 acl to attr return value in nfsd4 create nfsd4 create stores the return value of nfsd4 acl to attr in status, but the switchcreate-cr type block unconditionally overwrites it in every branch. ACL translation...

PT-2026-90451

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: midi2: remove default configfs groups on teardown f midi2 alloc inst creates default configfs child groups for the default endpoint and default block using configfs add default group, setting their internal refcount ...