UBUNTU-CVE-2026-80909

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Reject UVD message with invalid number of h265 refs Same change as for h264, avoids overflow later when calculating min dpb size. cherry picked from commit a4b0720e4f1601f97f59a2be9c1b4b94fa6527d5...

UBUNTU-CVE-2026-80879

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix circular locking dependency in ocfs2dioendiowrite A circular locking dependency involves INODEALLOCSYSTEMINODE, EXTENTALLOCSYSTEMINODE, and ORPHANDIRSYSTEMINODE. 1. ocfs2mknod acquires INODEALLOC then EXTENTALLOC. 2...

UBUNTU-CVE-2026-80852

In the Linux kernel, the following vulnerability has been resolved: tls: device: fix out-of-bounds write in tlsappendfrag Found with syzkaller and a local syzbot instance running on top of a netdevsim TLS offload emulation; tlsdevice.c is otherwise only reachable on a machine with a NIC that...

CVE-2026-21399: Heap-based Buffer Overflow

Heap-based buffer overflow for the IntelR Open Volume Kernel Library IntelR Open VKL library maintained by intelR before version 2.0.2 within Ring 3: User Applications may allow a denial of service. System software adversary with an authenticated user combined with a low complexity attack may...

UBUNTU-CVE-2026-64038

In the Linux kernel, the following vulnerability has been resolved: hwmon: lm90 Stop work before releasing hwmon device Sashiko reports: In lm90probe, the devm action to cancel the alertwork and reportwork lm90restoreconf is registered in lm90initclient before devmhwmondeviceregisterwithinfo is...

UBUNTU-CVE-2026-63961

In the Linux kernel, the following vulnerability has been resolved: usb: typec: altmodes/displayport: validate count before reading Status Update VDO A broken/malicious device can send the incorrect count for a status update VDO, which will cause the kernel to read uninitialized stack data and se...

UBUNTU-CVE-2026-64021

In the Linux kernel, the following vulnerability has been resolved: drm/xe/oa: Fix execqueue leak on width check in stream open In xeoastreamopenioctl, when param.execq-width 1 the function returns -EOPNOTSUPP directly, skipping the existing errexecq cleanup path. The execqueue reference obtained...

UBUNTU-CVE-2026-53370

In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel: Improve validation and configuration of ACR masks Currently there are several issues on the user space ACR mask validation and configuration. - The validation for user space ACR mask attr.config2 is incomplete,...

UBUNTU-CVE-2026-63852

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn: set nouserfence for VCN v4.0.3 enc ring VCN encoder and decoder rings do not support 64-bit user fence writes, reject CS submissions with user fences. cherry picked from commit...

UBUNTU-CVE-2026-63974

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Set HCICMDDRAINWORKQUEUE during device close Since hcidevclosesync can now be called during the reset path, we should also set HCICMDDRAINWORKQUEUE. This avoids queuing timeouts while the hdev workqueue is bei...

UBUNTU-CVE-2026-63972

In the Linux kernel, the following vulnerability has been resolved: net: mana: Skip redundant detach on already-detached port When manaperportqueueresetworkhandler runs after a previous detach succeeded but attach failed, the port is left in a detached state with apc-txqp and apc-rxqs already...

UBUNTU-CVE-2026-63943

In the Linux kernel, the following vulnerability has been resolved: Input: xpad - fix out-of-bounds access for Share button xpadoneprocesspacket receives len directly from urb-actuallength and uses it to index the share-button byte at datalen - 18 or datalen - 26. Since both len and data0 are und...

UBUNTU-CVE-2026-63804

In the Linux kernel, the following vulnerability has been resolved: gfs2: fix use-after-free in gfs2qddealloc gfs2qddealloc, called as an RCU callback from gfs2qddispose, accesses the superblock object sdp through qd-qdsbd after freeing qd. It does so to decrement sdquotacount and wake up...

TensorFlow has Null Pointer Error in QuantizedMatMulWithBiasAndDequantize

ImpactNPE in QuantizedMatMulWithBiasAndDequantize with MKL enable pythonimport tensorflow as tffunc = tf.rawops.QuantizedMatMulWithBiasAndDequantizepara='a': tf.constant138, dtype=tf.quint8, 'b': tf.constant4, dtype=tf.qint8, 'bias': 31.81644630432129, 47.21876525878906, 109.95201110839844,...

PT-2026-59886

Impact NPE in QuantizedMatMulWithBiasAndDequantize with MKL enable python import tensorflow as tf func = tf.raw ops.QuantizedMatMulWithBiasAndDequantize para='a': tf.constant138, dtype=tf.quint8, 'b': tf.constant4, dtype=tf.qint8, 'bias': 31.81644630432129, 47.21876525878906, 109.95201110839844,...

PYSEC-2026-1955 TensorFlow has Null Pointer Error in QuantizedMatMulWithBiasAndDequantize

Impact NPE in QuantizedMatMulWithBiasAndDequantize with MKL enable python import tensorflow as tf func = tf.rawops.QuantizedMatMulWithBiasAndDequantize para='a': tf.constant138, dtype=tf.quint8, 'b': tf.constant4, dtype=tf.qint8, 'bias': 31.81644630432129, 47.21876525878906, 109.95201110839844,...

GO-2026-5402 SiYuan publish-mode Reader can mutate Conf and SQL index via 8 ungated APIs in github.com/siyuan-note/siyuan/kernel

SiYuan publish-mode Reader can mutate Conf and SQL index via 8 ungated APIs in github.com/siyuan-note/siyuan/kernel...

GO-2026-5370 SiYuan has broken access control in `/api/search/{searchAsset,searchTag,searchWidget,searchTemplate}` publish-mode in github.com/siyuan-note/siyuan/kernel

SiYuan has broken access control in /api/search/searchAsset,searchTag,searchWidget,searchTemplate publish-mode in github.com/siyuan-note/siyuan/kernel...

UBUNTU-CVE-2026-53107

In the Linux kernel, the following vulnerability has been resolved: wifi: libertas: don't kill URBs in interrupt context Serialization for the TX path was enforced by calling usbkillurb/usbkillanchoredurbs, to prevent transmission before a previous URB was completed. usbtxblock can be called from...

UBUNTU-CVE-2026-52951

In the Linux kernel, the following vulnerability has been resolved: drm/xe/dma-buf: handle empty bo and UAF races There look to be some nasty races here when triggering the invalidatemappings hook: 1 We do xeboalloc followed by the attach, before the actual full bo init step in xedmabufinitobj...