CVE-2026-64182

In the Linux kernel, the following vulnerability has been resolved: drivers/base/memory: fix memory block reference leak in poison accounting memblknrpoisoninc and memblknrpoisonsub look up a memory block via findmemoryblockbyid, which acquires a reference to the memory block device. Both helpers...

CVE-2026-64180 mm/memory_hotplug: fix memory block reference leak on remove

In the Linux kernel, the following vulnerability has been resolved: mm/memoryhotplug: fix memory block reference leak on remove Patch series "mm: Fix memory block leaks and locking", v2. This series fixes two memory block device reference leaks and one locking issue around the per-memoryblock...

EUVD-2026-45813

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: drop ISOEND frames received without prior ISOSTART ISO data PDUs carry a packet-boundary flag indicating START, CONT, END or SINGLE. The ISOCONT branch of isorecv guards against a missing ISOSTART by checking...

EUVD-2026-45801

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: add NULL check for idev in ipv6hopioam Reported by Sashiko: The function ipv6hopioam accesses in6devgetskb-dev-cnf.ioam6enabled without validating the returned idev pointer. Because addrconfifdown can concurrently cle...

CVE-2026-64024 tcp: fix stale per-CPU tcp_tw_isn leak enabling ISN prediction

In the Linux kernel, the following vulnerability has been resolved: tcp: fix stale per-CPU tcptwisn leak enabling ISN prediction Blamed commit moved the TIMEWAIT-derived ISN from the skb control block to a per-CPU variable, assuming the value would always be consumed by tcpconnrequest for the sam...

EUVD-2026-45589

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix durable reconnect error path file lifetime After a durable reconnect succeeds, ksmbdreopendurablefd republishes the same ksmbdfile into the session volatile-id table. If smb2open then takes a later error path, cleanup...

CVE-2026-63870

In the Linux kernel, the following vulnerability has been resolved: ieee802154: 6lowpan: only accept IPv6 packets in lowpanxmit The aoe driver or similar generates a non-IPv6 packet e.g., ETHPAOE and queues it for transmission via devqueuexmit on a 6LoWPAN interface configured by the user or test...

CVE-2026-63870

The CVE-2026-63870 issue affects linux ieee802154/6lowpan where non‑IPv6 packets (e.g., from an aoe driver) queued for transmission on a 6LoWPAN interface bypass the IPv6 check. The header creation function returns early and leaves lowpan_addr_info uninitialized in skb headroom; the transmit path...

CVE-2026-63870 ieee802154: 6lowpan: only accept IPv6 packets in lowpan_xmit()

In the Linux kernel, the following vulnerability has been resolved: ieee802154: 6lowpan: only accept IPv6 packets in lowpanxmit The aoe driver or similar generates a non-IPv6 packet e.g., ETHPAOE and queues it for transmission via devqueuexmit on a 6LoWPAN interface configured by the user or test...

OESA-2026-3030 cifs-utils security update

The in-kernel CIFS filesystem is generally the preferred method for mounting SMB/CIFS shares on Linux. Security Fixes: A flaw was found in cifs-utils. When trying to obtain Kerberos credentials, the cifs.upcall program from the cifs-utils package makes an upcall to the wrong namespace in...

OESA-2026-3029 cifs-utils security update

The in-kernel CIFS filesystem is generally the preferred method for mounting SMB/CIFS shares on Linux. Security Fixes: A flaw was found in cifs-utils. When trying to obtain Kerberos credentials, the cifs.upcall program from the cifs-utils package makes an upcall to the wrong namespace in...

OESA-2026-3028 cifs-utils security update

The in-kernel CIFS filesystem is generally the preferred method for mounting SMB/CIFS shares on Linux. Security Fixes: A flaw was found in the cifs-utils package where the cifs.upcall helper fails to securely drop its root privileges before looking up user information inside a user-controlled...

PT-2026-61411

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL-pointer dereference occurs in the batman-adv module when a hard interface is retrieved as the primary interface of a mesh interface but becomes decoupled from it before the rtnl...

PT-2026-61150

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A denial of service issue exists in the batman-adv module. An attacker can send messages with small lengths and specific sequence numbers and gaps to force the receiver to allocate an...

GHSA-Q38V-WP89-2W55 sh _uid does not drop supplementary groups (incomplete privilege drop)

Impact The uid option performed an incomplete privilege drop on Linux/Unix-like systems. When sh was run from a process with elevated privileges, such as root, and a command was launched with uid=, the child process changed its UID and primary GID but did not reset its supplementary groups. As a...

CVE-2026-58660

Kanboard through 1.2.52, fixed in commit 564cc30, BoardAjaxController save method used by the kanban board drag-and-drop endpoint validates the caller's role on the attacker-supplied projectid but never verifies that the supplied taskid actually belongs to that project. Because task identifiers a...

EUVD-2026-44752

Kanboard through 1.2.52, fixed in commit 564cc30, BoardAjaxController save method used by the kanban board drag-and-drop endpoint validates the caller's role on the attacker-supplied projectid but never verifies that the supplied taskid actually belongs to that project. Because task identifiers a...

CVE-2026-58660

Kanboard through 1.2.52, fixed in commit 564cc30, BoardAjaxController save method used by the kanban board drag-and-drop endpoint validates the caller's role on the attacker-supplied projectid but never verifies that the supplied taskid actually belongs to that project. Because task identifiers a...

CVE-2026-58660 Kanboard BoardAjaxController Missing Ownership Check via Drag-and-Drop

Kanboard through 1.2.52, fixed in commit 564cc30, BoardAjaxController save method used by the kanban board drag-and-drop endpoint validates the caller's role on the attacker-supplied projectid but never verifies that the supplied taskid actually belongs to that project. Because task identifiers a...

CVE-2026-58660 Kanboard BoardAjaxController Missing Ownership Check via Drag-and-Drop

Kanboard through 1.2.52, fixed in commit 564cc30, BoardAjaxController save method used by the kanban board drag-and-drop endpoint validates the caller's role on the attacker-supplied projectid but never verifies that the supplied taskid actually belongs to that project. Because task identifiers a...