EUVD-2026-39203

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: fix memory leak in error path of hciallocdev Early failures in Bluetooth HCI UART configuration leak SRCU percpu memory. When device initialization fails before hciregisterdev completes, the HCIUNREGISTER flag is never...

CVE-2026-53250

In the Linux kernel, the following vulnerability has been resolved: xsk: cache csumstart/csumoffset to fix TOCTOU in xskskbmetadata The TX metadata area resides in the UMEM buffer which is memory-mapped and concurrently writable by userspace. In xskskbmetadata, csumstart and csumoffset are read...

CVE-2026-53247

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: Fix use-after-free in metadata dst teardown mtkfreedev calls metadatadstfree which frees the metadatadst with kfree immediately, bypassing the RCU grace period. In the RX path, skbdstsetnoref sets a...

CVE-2026-53247

CVE-2026-53247: Linux kernel MTK ethernet driver (mtk_eth_soc) fix for use-after-free in metadata_dst teardown. mtk_free_dev() previously called metadata_dst_free() (kfree’d immediately, bypassing RCU). In RX, skb_dst_set_noref() kept non-refcounted pointers to metadata_dst; freed memory could ra...

CVE-2026-53247 net: ethernet: mtk_eth_soc: Fix use-after-free in metadata dst teardown

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: Fix use-after-free in metadata dst teardown mtkfreedev calls metadatadstfree which frees the metadatadst with kfree immediately, bypassing the RCU grace period. In the RX path, skbdstsetnoref sets a...

CVE-2026-53199

In the Linux kernel, the following vulnerability has been resolved: hvnetvsc: use kmaplocalpage in netvsccopytosendbuf netvsccopytosendbuf copies page buffer entries into the VMBus send buffer using phystovirt on the entry PFN. Entries for the RNDIS header and the skb linear data come from...

CVE-2026-53194

In the Linux kernel, the following vulnerability has been resolved: USB: serial: kl5kusb105: fix bulk-out buffer overflow klsi105preparewritebuffer is called by the generic write path with the bulk-out buffer and its size bulkoutsize, 64 bytes. It stores a two-byte length header at the start of t...

EUVD-2026-39285

In the Linux kernel, the following vulnerability has been resolved: USB: serial: kl5kusb105: fix bulk-out buffer overflow klsi105preparewritebuffer is called by the generic write path with the bulk-out buffer and its size bulkoutsize, 64 bytes. It stores a two-byte length header at the start of t...

CVE-2026-53194 USB: serial: kl5kusb105: fix bulk-out buffer overflow

In the Linux kernel, the following vulnerability has been resolved: USB: serial: kl5kusb105: fix bulk-out buffer overflow klsi105preparewritebuffer is called by the generic write path with the bulk-out buffer and its size bulkoutsize, 64 bytes. It stores a two-byte length header at the start of t...

CVE-2026-53186

In the Linux kernel, the following vulnerability has been resolved: RDMA/srp: bound SRPRSP sense copy by the received length srpprocessrsp copies sense data from rsp-data + respdatalen, where respdatalen is the full 32-bit value supplied by the SRP target and is never checked against the number o...

CVE-2026-53173

In the Linux kernel, the following vulnerability has been resolved: accel/ethosu: fix OOB write in ethosugemcmdstreamcopyandvalidate The command stream parsing loop increments the index variable a second time when a 64-bit command word is encountered bit 14 set, but does not re-check the loop bou...

CVE-2026-53157

The CVE-2026-53157 issue affects the Linux kernel’s phonet code: phonet_device is removed from the per-net device list with list_del_rcu(), but freed immediately, creating a use-after-free for readers that still hold pointers. The root cause is mismatched lifetime management; the fix switches to ...

CVE-2026-53157 net: phonet: free phonet_device after RCU grace period

In the Linux kernel, the following vulnerability has been resolved: net: phonet: free phonetdevice after RCU grace period phonetdevicedestroy removes a phonetdevice from the per-net device list with listdelrcu, but frees it immediately. RCU readers walking the same list can still hold a pointer t...

CVE-2026-53157

In the Linux kernel, the following vulnerability has been resolved: net: phonet: free phonetdevice after RCU grace period phonetdevicedestroy removes a phonetdevice from the per-net device list with listdelrcu, but frees it immediately. RCU readers walking the same list can still hold a pointer t...

EUVD-2026-39248

In the Linux kernel, the following vulnerability has been resolved: net: phonet: free phonetdevice after RCU grace period phonetdevicedestroy removes a phonetdevice from the per-net device list with listdelrcu, but frees it immediately. RCU readers walking the same list can still hold a pointer t...

CVE-2026-53154

The CVE-2026-53154 issue affects the Linux kernel mm/hugetlb path where, on error during copy of huge pages, the per-VMA reservation can leak despite free_huge_folio() restoring the global pool. Concrete details from connected sources show that two code paths allocate a hugetlb folio (alloc_huget...

CVE-2026-53154

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: restore reservation on error in hugetlb folio copy paths Two sites in mm/hugetlb.c allocate a hugetlb folio via allochugetlbfolio consuming a VMA reservation and then call copyuserlargefolio, which became int-returnin...

EUVD-2026-39245

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: restore reservation on error in hugetlb folio copy paths Two sites in mm/hugetlb.c allocate a hugetlb folio via allochugetlbfolio consuming a VMA reservation and then call copyuserlargefolio, which became int-returnin...

CVE-2026-53154 mm/hugetlb: restore reservation on error in hugetlb folio copy paths

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: restore reservation on error in hugetlb folio copy paths Two sites in mm/hugetlb.c allocate a hugetlb folio via allochugetlbfolio consuming a VMA reservation and then call copyuserlargefolio, which became int-returnin...

CVE-2026-53148 thunderbolt: Clamp XDomain response data copy to allocation size

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Clamp XDomain response data copy to allocation size tbxdppropertiesrequest derives the per-packet copy length from the response header without checking that it fits in the previously allocated data buffer. A maliciou...