CVE-2026-63939

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Compute the correct max length of the in-GHCB scratch area When setting the length of the GHCB scratch area, and the area is in the GHCB shared buffer, set the effective length of the scratch area to the max possible si...

CVE-2026-63941

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Correctly cap ZCREL2 provided by a guest hypervisor ZCREL2 can be updated by a VHE guest hypervisor either using ZCREL2 which traps or ZCREL1 which does not trap. KVM handles both in different way: - on ZCREL2 trap,...

AZL-92766 CVE-2026-63940 affecting package kernel for versions less than 6.6.161.1-1

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Ignore Port I/O requests of length '0' Explicitly ignore Port I/O requests of length '0' or count '0', so that setting up the software scratch area and other code doesn't have to worry about underflowing the length, and...

CVE-2026-63920

In the Linux kernel, the following vulnerability has been resolved: ipv6: validate extension header length before copying to cmsg ip6datagramrecvspecificctl builds IPV6HOPOPTS,DSTOPTS,RTHDR cmsgs and their IPV62292 legacy counterparts by trusting the on-wire hdrlen byte ptr1 when computing the...

CVE-2026-63912

In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: restore combined single-frag length gate The ESP out-of-place fast path appends the trailer in espoutputhead before espoutputtail allocates the destination page frag. The head-side gate currently checks skb-datalen and...

CVE-2026-63904

In the Linux kernel, the following vulnerability has been resolved: usb: usbtmc: check URB actuallength for interrupt-IN notifications USBTMC devices can use an optional interrupt endpoint for notification messages. These typically contain two-byte headers indicating the payload format, but the...

CVE-2026-63903

In the Linux kernel, the following vulnerability has been resolved: USB: serial: belkinsa: validate interrupt status length The Belkin interrupt callback treats interrupt data as a four-byte status report and reads LSR/MSR fields at offsets 2 and 3. The interrupt-in buffer length is derived from...

CVE-2026-63892

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: property: Reject dirlen length u16 widened to sizet. Two distinct OOB conditions follow when entry-length uuid, ... which always reads 4 dwords from diroffset. tbpropertyentryvalid only enforces diroffset +...

CVE-2026-63883

In the Linux kernel, the following vulnerability has been resolved: serial: qcomgeni: fix kfifo underflow when flush precedes DMA completion IRQ When uartflushbuffer runs before the DMA completion IRQ is delivered, the following race can occur all steps serialized by uartportlock: 1. DMA starts:...

CVE-2026-63886

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Validate CHAPR length before base64 decode chapservercomputehash allocates clientdigest as kzallocchap-digestsize and then, for BASE64-encoded responses, passes chapr directly to chapbase64decode without...

CVE-2026-64126 Bluetooth: MGMT: validate Add Extended Advertising Data length

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: validate Add Extended Advertising Data length MGMTOPADDEXTADVDATA is registered as a variable-length command, with MGMTADDEXTADVDATASIZE as the fixed header size. The handler then uses cp-advdatalen and...

CVE-2026-64126

The CVE-2026-64126 entry concerns the Linux kernel Bluetooth MGMT path for Add Extended Advertising Data. A vulnerability exists where MGMT_OP_ADD_EXT_ADV_DATA is a variable-length command and the fixed-header size plus advertised data lengths are not validated against cp->data, allowing an ou...

CVE-2026-64126 Bluetooth: MGMT: validate Add Extended Advertising Data length

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: validate Add Extended Advertising Data length MGMTOPADDEXTADVDATA is registered as a variable-length command, with MGMTADDEXTADVDATASIZE as the fixed header size. The handler then uses cp-advdatalen and...

CVE-2026-64126

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: validate Add Extended Advertising Data length MGMTOPADDEXTADVDATA is registered as a variable-length command, with MGMTADDEXTADVDATASIZE as the fixed header size. The handler then uses cp-advdatalen and...

CVE-2026-64126

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: validate Add Extended Advertising Data length MGMTOPADDEXTADVDATA is registered as a variable-length command, with MGMTADDEXTADVDATASIZE as the fixed header size. The handler then uses cp-advdatalen and...

CVE-2026-64124 net: devmem: reject dma-buf bind with non-page-aligned size or SG length

In the Linux kernel, the following vulnerability has been resolved: net: devmem: reject dma-buf bind with non-page-aligned size or SG length netdevmembinddmabuf trusts dmabuf-size and sgdmalen to be PAGESIZE multiples without checking: - txvec is sized dmabuf-size / PAGESIZE, and netdevmemgetniov...

CVE-2026-64124

In the Linux kernel, the following vulnerability has been resolved: net: devmem: reject dma-buf bind with non-page-aligned size or SG length netdevmembinddmabuf trusts dmabuf-size and sgdmalen to be PAGESIZE multiples without checking: - txvec is sized dmabuf-size / PAGESIZE, and netdevmemgetniov...

CVE-2026-64124

In the Linux kernel, the following vulnerability has been resolved: net: devmem: reject dma-buf bind with non-page-aligned size or SG length netdevmembinddmabuf trusts dmabuf-size and sgdmalen to be PAGESIZE multiples without checking: - txvec is sized dmabuf-size / PAGESIZE, and...

EUVD-2026-45809

In the Linux kernel, the following vulnerability has been resolved: net: devmem: reject dma-buf bind with non-page-aligned size or SG length netdevmembinddmabuf trusts dmabuf-size and sgdmalen to be PAGESIZE multiples without checking: - txvec is sized dmabuf-size / PAGESIZE, and netdevmemgetniov...

CVE-2026-64124 net: devmem: reject dma-buf bind with non-page-aligned size or SG length

In the Linux kernel, the following vulnerability has been resolved: net: devmem: reject dma-buf bind with non-page-aligned size or SG length netdevmembinddmabuf trusts dmabuf-size and sgdmalen to be PAGESIZE multiples without checking: - txvec is sized dmabuf-size / PAGESIZE, and netdevmemgetniov...