389-ds:1.4 security update

1.4.3.39-26 - Bump version to 1.4.3.39-26 - Resolves: RHEL-183073 - EMBARGOED CVE-2026-11770 389-ds-base: 389-ds-base: pre-auth LDAP filter injection in CleanAllRUV status check rhel-8.10.z - Resolves: RHEL-190782 - CVE-2026-11788 389-ds-base: 389-ds-base: NULL pointer dereference in deref contro...

UBUNTU-CVE-2026-74430

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix ACKALL packet handling rxrpcinputackall accepts ACKALL packets without checking whether the call is in a state that can legitimately have outstanding transmit buffers. A forged ACKALL can therefore reach a new service...

UBUNTU-CVE-2026-72163

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix NULL htransaction deref in ocfs2assuretranscredits BUG A direct write over unwritten extents can panic the kernel in ocfs2assuretranscredits when the journal aborts during DIO completion. The crash is a general...

UBUNTU-CVE-2026-72334

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix malformed ISOEND/CONT handling Core specification Part C vol 4 sec 5.4.5 does not exclude empty ISOCONT, ISOEND packets. We currently reject them if they are last. If controller sends malformed sequence ISOSTA...

UBUNTU-CVE-2026-72242

In the Linux kernel, the following vulnerability has been resolved: selinux: avoid sksocket dereference in selinuxsctpbindconnect selinuxsctpbindconnect dereferences sk-sksocket to pass a struct socket to selinuxsocketbind and selinuxsocketconnecthelper. However, when the hook is invoked from the...

UBUNTU-CVE-2026-74342

In the Linux kernel, the following vulnerability has been resolved: kernfs: link kn to its parent before the LSM init hook After commit 12e9e3cd03b5 "simpexattr: use per-sb cache", kernfsxattrset and kernfsxattrget compute the cache via kernfsrootkn before any other check. kernfsrootkn walks...

UBUNTU-CVE-2026-74335

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix NULL pointer dereference in bpftaskfromvpid bpftaskfromvpid looks up a task in the pid namespace of the current task, via findtaskbyvpid: findtaskbyvpidvpid findtaskbypidnsvpid, taskactivepidnscurrent findpidnsnr, ns -...

UBUNTU-CVE-2026-72091

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: reject user command submission without a command BO amdxdnadrmsubmitexecbuf passes the user-supplied command BO handle straight into amdxdnacmdsubmit with drvcmd == NULL. When the handle is AMDXDNAINVALIDBOHANDLE 0...

UBUNTU-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...

UBUNTU-CVE-2026-74266

In the Linux kernel, the following vulnerability has been resolved: net/sched: schdualpi2: Do not call qdisctreereducebacklog during peek before restoring qlen Whenever dualpi2 drops packets during peek, it calls qdisctreereducebacklog. An issue arises because it calls qdisctreereducebacklog befo...

UBUNTU-CVE-2026-72359

In the Linux kernel, the following vulnerability has been resolved: drm/xe: fix NPD in bomeminfo When a buffer object is purged, its ttm.resource is set to NULL via the TTM pipeline gutting flow. However, the BO remains in the client's object list until userspace explicitly closes the GEM handle...

UBUNTU-CVE-2026-74552

In the Linux kernel, the following vulnerability has been resolved: hwmon: lm90 Only report alarms if driver is ready Userspace can read sysfs attributes before driver registration is complete, immediately after devmhwmondeviceregisterwithinfo has been called. At that time, data-hwmondev is not y...

UBUNTU-CVE-2026-72342

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix HV VHCA stats agent registration race mlx5ehvvhcastatscreate registers the stats agent through mlx5hvvhcaagentcreate. The helper publishes the agent in hvvhca-agentstype under agentslock and immediately schedules a...

UBUNTU-CVE-2026-74303

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciqca: fix NULL pointer dereference in qcadmphdr for non-serdev device hu-serdev is NULL for hciuart attached via non-serdev paths, but qcadmphdr unconditionally dereferences hu-serdev-dev.driver-name, causing a NULL...

UBUNTU-CVE-2026-72008

In the Linux kernel, the following vulnerability has been resolved: pmdomain: mediatek: Fix possible nullptr KP in HWV cleanup/on-check Should probe fail for HWVOTER type power domains, this driver was unconditionally trying to perform cleanup for DIRECTCTL domains, but only after checking if the...

UBUNTU-CVE-2026-72346

In the Linux kernel, the following vulnerability has been resolved: platform/x86: bitland-mifs-wmi: Fix NULL pointer dereference during suspend/resume The driver registers two distinct WMI devices: a control device BITLANDWMICONTROL and an event device BITLANDWMIEVENT. During the probe phase, the...

UBUNTU-CVE-2026-72453

In the Linux kernel, the following vulnerability has been resolved: regcache: Do not overwrite error code when finalizing cache after error During regcache initialization, if an error occurs in the cacheops-populate callback, and if cache operations include an exit callback, the error code from...

UBUNTU-CVE-2026-72468

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Initialize reid before removal registration rpcrdmacreateid registers ep-rern with the rpcrdma ibclient before returning the new rdmacmid to rpcrdmaepcreate. However rpcrdmaepcreate currently stores that pointer in...

UBUNTU-CVE-2026-72147

In the Linux kernel, the following vulnerability has been resolved: dmaengine: dw-edma-pcie: Reject devices without driver data dwedmapcieprobe treats the PCI device ID driverdata as the template for the controller layout and copies it unconditionally. A device bound dynamically via sysfs can mat...

UBUNTU-CVE-2026-72161

In the Linux kernel, the following vulnerability has been resolved: ocfs2: add journal NULL check in ocfs2checkpointinode During unmount, ocfs2journalshutdown frees the journal and sets osb-journal to NULL. Later, when VFS evicts remaining cached inodes, ocfs2evictinode - ocfs2clearinode -...