CVE-2026-89983 i2c: core: fix debugfs UAF on adapter removal

In the Linux kernel, the following vulnerability has been resolved: i2c: core: fix debugfs UAF on adapter removal i2cdeladapter frees the adapter's debugfs directory before it unregisters the adapter device, but the newdevice sysfs attribute stays writable until devicedel. A write racing with...

CVE-2026-89983

CVE-2026-89983 is a use-after-free vulnerability in the Linux kernel I2C core subsystem. The root cause is a race condition: i2c_del_adapter() frees the adapter's debugfs directory before the adapter device is fully unregistered, while the new_device sysfs attribute remains writable until device_...

CVE-2026-89983 i2c: core: fix debugfs UAF on adapter removal

In the Linux kernel, the following vulnerability has been resolved: i2c: core: fix debugfs UAF on adapter removal i2cdeladapter frees the adapter's debugfs directory before it unregisters the adapter device, but the newdevice sysfs attribute stays writable until devicedel. A write racing with...

EUVD-2026-80583

In the Linux kernel, the following vulnerability has been resolved: i2c: core: fix debugfs UAF on adapter removal i2cdeladapter frees the adapter's debugfs directory before it unregisters the adapter device, but the newdevice sysfs attribute stays writable until devicedel. A write racing with...

CVE-2026-89851 scsi: qla2xxx: Fix FCE trace enable parsing in debugfs

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix FCE trace enable parsing in debugfs qla2x00dfsfcewrite called kstrtoul with a NULL result pointer, so a successful parse would dereference NULL and oops. Worse, the int return value 0 on success, negative errno...

EUVD-2026-80451

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix FCE trace enable parsing in debugfs qla2x00dfsfcewrite called kstrtoul with a NULL result pointer, so a successful parse would dereference NULL and oops. Worse, the int return value 0 on success, negative errno...

CVE-2026-89809

CVE-2026-89809 is a NULL pointer dereference in the Linux kernel's AMD KFD driver (drm/amdkfd). The bug is in the pqm_debugfs_mqds function: a for-loop calling mqd_mgr->debugfs_show_mqd() is incorrectly placed outside the if (pqn->q) block that initializes mqd_mgr. When a process holds a KF...

CVE-2026-89809 drm/amdkfd: fix scope of mqd_mgr dereference in pqm_debugfs_mqds

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix scope of mqdmgr dereference in pqmdebugfsmqds Reading /sys/kernel/debug/kfd/mqds while a process holds an active KFD queue triggers a NULL pointer dereference because the for loop that calls mqdmgr-debugfsshowmqd ...

Linux Distros Unpatched Vulnerability : CVE-2026-89983

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - i2c: core: fix debugfs UAF on adapter removal i2cdeladapter frees the adapter's debugfs directory before it unregisters the adapter device, but the newdevice...

Linux Distros Unpatched Vulnerability : CVE-2026-89809

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/amdkfd: fix scope of mqdmgr dereference in pqmdebugfsmqds Reading /sys/kernel/debug/kfd/mqds while a process holds an active KFD queue triggers a NULL...

CVE-2026-89983: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: i2c: core: fix debugfs UAF on adapter removal i2cdeladapter frees the adapter's debugfs directory before it unregisters the adapter device, but the newdevice sysfs attribute stays writable until devicedel. A write racing with...

CVE-2026-89809: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix scope of mqdmgr dereference in pqmdebugfsmqds Reading /sys/kernel/debug/kfd/mqds while a process holds an active KFD queue triggers a NULL pointer dereference because the for loop that calls mqdmgr-debugfsshowmqd ...

CVE-2026-89851: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix FCE trace enable parsing in debugfs qla2x00dfsfcewrite called kstrtoul with a NULL result pointer, so a successful parse would dereference NULL and oops. Worse, the int return value 0 on success, negative errno...

SUSE CVE-2026-89668

In the Linux kernel, the following vulnerability has been resolved: nfsd: move nfsddebugfsinit after nfsd4initslabs in initnfsd nfsddebugfsinit runs before nfsd4initslabs in initnfsd. If the slab allocation fails, the bare "return retval" bypasses nfsddebugfsexit, leaving orphan debugfs files wit...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: qedi: Fix crash while reading debugfs attribute The qedidbgdonotrecovercmdread function invokes sprintf directly on a user pointer, which results into the crash. To fix this issue, use a small local stack buffer for sprintf...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: ISO: Fixed multiple calls to isoinit when debugfs is disabled. If bt DebugFS is not created successfully—which occurs if CONFIGDEBUGFS or CONFIGDEBUGFSALLOWALL is not set—then isoinit returns early without setting...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: wifi: wil6210: debugfs: Fixed an issue where information was leaked during the wilwritefilewmi function. The simplewritetobuffer function will succeed if even a single byte is initialized. However, we need to initialize the entir...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/iommu: A memory leak was fixed by using debugfslookup. When calling debugfslookup, the result must also contain a call to dput. Otherwise, a memory leak will occur over time. To simplify things, simply call...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/i915/gvt: fixed the issue where vGPU debugfs was cleaned up during the remove operation. Check carefully whether the root debugfs is available when destroying the vGPU. For example, in the remove operation, the DRM minor’s...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: ulpi: Fix for the debugfs directory leak The ULPI per-device debugfs root is named after the parent of the ulpi device. However, ulpiunregisterinterface attempts to remove a debugfs directory named after the ulpi device...