CVE-2026-74455

The CVE-2026-74455 vulnerability in the Linux kernel concerns the peak_usb driver for CAN (uCAN) payloads. pcan_usb_fd_decode_buf() parses multiple CAN records packed in a single USB receive buffer and now requires each record to include the fixed header for its type and validates the CAN payload...

CVE-2026-74455 can: peak_usb: validate uCAN receive record lengths

In the Linux kernel, the following vulnerability has been resolved: can: peakusb: validate uCAN receive record lengths pcanusbfddecodebuf walks uCAN records packed in one USB receive buffer. Require each record to contain the fixed header for its type, and verify CAN payload bytes before copying...

CVE-2026-74406

In the Linux kernel, the following vulnerability has been resolved: vxlan: Fix potential null-ptr-deref in vxlangropreparereceive. udptunnelsockrelease could set sk-skuserdata to NULL while vxlangropreparereceive is running. Let's check if rcudereferenceskuserdata is NULL after skbgroremcsuminit...

CVE-2026-72464

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Repost Receive buffers for malformed replies rpcrdmawcreceive decrements the transport's Receive count for every completion before it dispatches a successful Receive to rpcrdmareplyhandler. The handler must post a...

CVE-2026-72466

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Fix bcall rep leak and unbounded peek rpcrdmaisbcall decodes a reply's first words to decide whether the frame is a backchannel call. Two issues in that decode path let a short or malformed reply leak the receive buffer...

UBUNTU-CVE-2026-72464

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Repost Receive buffers for malformed replies rpcrdmawcreceive decrements the transport's Receive count for every completion before it dispatches a successful Receive to rpcrdmareplyhandler. The handler must post a...

CVE-2026-74377

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Copy WQE to local buffer in non-SRQ receive path For non-SRQ QPs, the responder reads WQE fields directly from the shared queue buffer mapped into userspace. This allows a malicious user to modify fields like numsge or...

CVE-2026-72465

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Sanitize the reply credit grant after parsing The outnorqst exit in rpcrdmareplyhandler branches away before the credit clamp, so a reply that matches no pending request reaches outpost carrying the raw credit value...

CVE-2026-72464

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Repost Receive buffers for malformed replies rpcrdmawcreceive decrements the transport's Receive count for every completion before it dispatches a successful Receive to rpcrdmareplyhandler. The handler must post a...

EUVD-2026-59553

In the Linux kernel, the following vulnerability has been resolved: vxlan: Fix potential null-ptr-deref in vxlangropreparereceive. udptunnelsockrelease could set sk-skuserdata to NULL while vxlangropreparereceive is running. Let's check if rcudereferenceskuserdata is NULL after skbgroremcsuminit...

CVE-2026-74406 vxlan: Fix potential null-ptr-deref in vxlan_gro_prepare_receive().

In the Linux kernel, the following vulnerability has been resolved: vxlan: Fix potential null-ptr-deref in vxlangropreparereceive. udptunnelsockrelease could set sk-skuserdata to NULL while vxlangropreparereceive is running. Let's check if rcudereferenceskuserdata is NULL after skbgroremcsuminit...

CVE-2026-74406

In the Linux kernel, the following vulnerability has been resolved: vxlan: Fix potential null-ptr-deref in vxlangropreparereceive. udptunnelsockrelease could set sk-skuserdata to NULL while vxlangropreparereceive is running. Let's check if rcudereferenceskuserdata is NULL after skbgroremcsuminit...

CVE-2026-72500 RDMA/bnxt_re: Free SRQ toggle page after firmware teardown

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Free SRQ toggle page after firmware teardown Free the toggle page only after firmware teardown completes so that an NQ interrupt arriving during bnxtqplibdestroysrq won't write the toggle values to an already-freed...

CVE-2026-72466 xprtrdma: Fix bcall rep leak and unbounded peek

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Fix bcall rep leak and unbounded peek rpcrdmaisbcall decodes a reply's first words to decide whether the frame is a backchannel call. Two issues in that decode path let a short or malformed reply leak the receive buffer...

CVE-2026-72466 xprtrdma: Fix bcall rep leak and unbounded peek

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Fix bcall rep leak and unbounded peek rpcrdmaisbcall decodes a reply's first words to decide whether the frame is a backchannel call. Two issues in that decode path let a short or malformed reply leak the receive buffer...

EUVD-2026-59365

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Fix bcall rep leak and unbounded peek rpcrdmaisbcall decodes a reply's first words to decide whether the frame is a backchannel call. Two issues in that decode path let a short or malformed reply leak the receive buffer...

CVE-2026-72466

Summary of CVE-2026-72466 : In the Linux kernel’s xprtrdma implementation, two path issues in rpcrdma_is_bcall() can leak the receive buffer and drain the Receive queue when decoding a reply. The speculative zero-byte peek uses xdr_inline_decode() without respecting xdr->end, allowing five sub...

CVE-2026-72465 xprtrdma: Sanitize the reply credit grant after parsing

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Sanitize the reply credit grant after parsing The outnorqst exit in rpcrdmareplyhandler branches away before the credit clamp, so a reply that matches no pending request reaches outpost carrying the raw credit value...

EUVD-2026-59363

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Repost Receive buffers for malformed replies rpcrdmawcreceive decrements the transport's Receive count for every completion before it dispatches a successful Receive to rpcrdmareplyhandler. The handler must post a...

EUVD-2026-59364

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Sanitize the reply credit grant after parsing The outnorqst exit in rpcrdmareplyhandler branches away before the credit clamp, so a reply that matches no pending request reaches outpost carrying the raw credit value...