CVE-2026-53092 bpf: Fix linked reg delta tracking when src_reg == dst_reg

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix linked reg delta tracking when srcreg == dstreg Consider the case of rX += rX where srcreg and dstreg are pointers to the same bpfregstate in adjustregminmaxvals. The latter first modifies the dstreg in-place, and later ...

CVE-2026-53088

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix off-by-one in bcmgenetputtxcb The writeptr points to the next open txcb. We want to return the txcb that gets rewinded, so we must rewind the pointer first then return the txcb that it points to. That way the...

CVE-2026-53086 net: bcmgenet: fix racing timeout handler

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix racing timeout handler The bcmgenettimeout handler tries to take down all tx queues when a single queue times out. This is over zealous and causes many race conditions with queues that are still chugging along...

CVE-2026-53083 bpf: Fix RCU stall in bpf_fd_array_map_clear()

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix RCU stall in bpffdarraymapclear Add a missing condresched in bpffdarraymapclear loop. For PROGARRAY maps with many entries this loop calls progarraymappokerun per entry which can be expensive, and without yielding this c...

CVE-2026-53083

CVE-2026-53083 affects the rootio-linux package in RootOS (Debian 11/12, Ubuntu 22.04/24.04). Multiple fixed versions are available; Root has patched the vulnerability. Remediate by updating to the patched rootio-linux versions for the respective OS releases.

CVE-2026-53082

CVE-2026-53082 is a patch-level vulnerability resolved in the rootio-linux component. Connected OSV entries confirm patches across multiple distros: Root (Debian 12 and 11 variants) with multiple fixed versions, Root’s Ubuntu 22.04 release, and accompanying Debian/Ubuntu OSV advisories. In short,...

CVE-2026-53079

In the Linux kernel, the following vulnerability has been resolved: netsched: fix skb memory leak in deferred qdisc drops When the network stack cleans up the deferred list via qdiscrunend, it operates on the root qdisc. If the root qdisc do not implement the TCQFDEQUEUEDROPS flag the packets que...

CVE-2026-53078

The CVE-2026-53078 issue is a Linux kernel BPF sock_ops vulnerability. When a BPF sock_ops program accesses ctx fields with the same destination and source registers (dst_reg == src_reg), SOCK_OPS_GET_SK() and SOCK_OPS_GET_FIELD() failed to zero the destination register in the !fullsock/!locked_t...

CVE-2026-53076

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix OOB in pcpuinitvalue An out-of-bounds read occurs when copying element from a BPFMAPTYPECGROUPSTORAGE map to another pcpu map with the same valuesize that is not rounded up to 8 bytes. The issue happens when: 1. A...

EUVD-2026-38944

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix OOB in pcpuinitvalue An out-of-bounds read occurs when copying element from a BPFMAPTYPECGROUPSTORAGE map to another pcpu map with the same valuesize that is not rounded up to 8 bytes. The issue happens when: 1. A...

CVE-2026-53074

In the Linux kernel, the following vulnerability has been resolved: bpf: reject short IPv4/IPv6 inputs in bpfprogtestrunskb bpfprogtestrunskb calls ethtypetrans first and then uses skb-protocol to initialize sk family and address fields for the test run. For IPv4 and IPv6 packets, it may access...

CVE-2026-53072 Bluetooth: fix locking in hci_conn_request_evt() with HCI_PROTO_DEFER

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: fix locking in hciconnrequestevt with HCIPROTODEFER When protocol sets HCIPROTODEFER, hciconnrequestevt calls hciconnectcfmconn without hdev-lock. Generally hciconnectcfm assumes it is held, and if conn is deleted...

CVE-2026-53071 Bluetooth: l2cap: Add missing chan lock in l2cap_ecred_reconf_rsp

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: l2cap: Add missing chan lock in l2capecredreconfrsp l2capecredreconfrsp calls l2capchandel without holding l2capchanlock. Every other l2capchandel caller in the file acquires the lock first. A remote BLE device can sen...

CVE-2026-53070 sctp: disable BH before calling udp_tunnel_xmit_skb()

In the Linux kernel, the following vulnerability has been resolved: sctp: disable BH before calling udptunnelxmitskb udptunnelxmitskb / udptunnel6xmitskb are expected to run with BH disabled. After commit 6f1a9140ecda "add xmit recursion limit to tunnel xmit functions", on the path:...

CVE-2026-53068 drm/komeda: fix integer overflow in AFBC framebuffer size check

In the Linux kernel, the following vulnerability has been resolved: drm/komeda: fix integer overflow in AFBC framebuffer size check The AFBC framebuffer size validation calculates the minimum required buffer size by adding the AFBC payload size to the framebuffer offset. This addition is performe...

CVE-2026-53069

In the Linux kernel, the following vulnerability has been resolved: net, bpf: fix null-ptr-deref in xdpmasterredirect for down master syzkaller reported a kernel panic in bondrrgenslaveid reached via xdpmasterredirect. Full decoded trace: https://syzkaller.appspot.com/bug?extid=80e046b8da2820b6ba...

EUVD-2026-38934

In the Linux kernel, the following vulnerability has been resolved: drm/sun4i: backend: fix error pointer dereference The function drmatomicgetplanestate can return an error pointer and is not checked for it. Add error pointer check. Detected by Smatch: drivers/gpu/drm/sun4i/sun4ibackend.c:496...

CVE-2026-53064 dm cache: fix null-deref with concurrent writes in passthrough mode

In the Linux kernel, the following vulnerability has been resolved: dm cache: fix null-deref with concurrent writes in passthrough mode In passthrough mode, when dm-cache starts to invalidate a cache entry and bio prison cell lock fails due to concurrent write to the same cached block, mg-cell...

CVE-2026-53062

In the Linux kernel, the following vulnerability has been resolved: dm cache policy smq: fix missing locks in invalidating cache blocks In passthrough mode, the policy invalidatemapping operation is called simultaneously from multiple workers, thus it should be protected by a lock. Otherwise, we...

CVE-2026-53061

CVE-2026-53061 is a Linux kernel issue where the dirty-mapping check for passthrough mode in dm-cache could load dirty mappings during table preload, risking data loss. The patch moves the relevant checks to the preresume phase during table preload and removes an unused function. Connected adviso...