kernel: nbd: fix incomplete validation of ioctl arg

A flaw has been found in the Linux kernel’s NBD drivers.The issue stems from incomplete validation of IOCTL arguments passed to the NBD driver. Specifically, oversized or unchecked arguments may lead to a signed integer overflow in blockwritefullpage and misuse of argument values cast to int in...

CVE-2025-67790: Improper Null Termination

An issue was discovered in DriveLock 24.1 before 24.1.6, 24.2 before 24.2.7, and 25.1 before 25.1.5. An unprivileged user could cause occasionally a Blue Screen Of Death BSOD on Windows computers by using an IOCTL and an unterminated string...

RHEL 9 : kernel (RHSA-2025:23426)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:23426 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: scsi: qla2xxx: Wait for io...

RHEL 9 : kernel-rt (RHSA-2025:23424)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:23424 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

CVE-2025-68257

CVE-2025-68257 : Linux kernel COMEDI subsystem vulnerability where compat ioctl handlers could dereference a NULL callback when the device was not attached. Root cause: compat ioctls lacked a proper sanity check of device attached status, allowing a NULL dereference in path leading to a crash. Fi...

CVE-2025-68258: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: comedi: multiq3: sanitize config options in multiq3attach Syzbot identified an issue 1 in multiq3attach that induces a task timeout due to open or COMEDIDEVCONFIG ioctl operations, specifically, in the case of multiq3 driver. Thi...

ltq-ptm kernel memory read/write

The vulnerability of the system call ioctl driver ltq-ptm of the operating system for OpenWrt routers allows a hacker to gain access to read and write memory in the kernel...

Unity Linux 20.1050e Security Update: kernel (UTSA-2025-991132)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-991132 advisory. In the Linux kernel, the following vulnerability has been resolved: dm ioctl: fix misbehavior if listversions races with module loading listversions will first...

Unity Linux 20.1050e Security Update: kernel (UTSA-2025-991150)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-991150 advisory. In the Linux kernel, the following vulnerability has been resolved: loop: Check for overflow while configuring loop The userspace can configure a loop using an ioct...

SUSE CVE-2022-50667

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix memory leak in vmwmksstataddioctl If the copy of the description string from userspace fails, then the page for the instance descriptor doesn't get freed before returning -EFAULT, which leads to a memleak...

EUVD-2025-201867

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate userq input args This will help on validating the userq input args, and rejecting for the invalid userq request at the IOCTLs first place...

EUVD-2022-55738

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix memory leak in vmwmksstataddioctl If the copy of the description string from userspace fails, then the page for the instance descriptor doesn't get freed before returning -EFAULT, which leads to a memleak...

CVE-2025-40335 drm/amdgpu: validate userq input args

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate userq input args This will help on validating the userq input args, and rejecting for the invalid userq request at the IOCTLs first place...

EUVD-2023-60108

In the Linux kernel, the following vulnerability has been resolved: ethtool: Fix uninitialized number of lanes It is not possible to set the number of lanes when setting link modes using the legacy IOCTL ethtool interface. Since 'struct ethtoollinkksettings' is not initialized in this path, drive...

CVE-2022-50667

CVE-2022-50667 affects Linux kernel drm/vmwgfx: memory leak in vmw_mksstat_add_ioctl when copying a userspace description fails, causing a leak of the instance descriptor page. SUSE advisory SUSE-SU-2026:0317-1 (SUSE SLES15 SP5 kernel) lists CVE-2022-50667 among fixed issues, indicating a kernel ...

CVE-2023-53798

In the Linux kernel, the following vulnerability has been resolved: ethtool: Fix uninitialized number of lanes It is not possible to set the number of lanes when setting link modes using the legacy IOCTL ethtool interface. Since 'struct ethtoollinkksettings' is not initialized in this path, drive...

DEBIAN-CVE-2022-50638

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in estreesearch caused by bad boot loader inode We got a issue as fllows: ================================================================== kernel BUG at fs/ext4/extentsstatus.c:203! invalid opcode: 0000 1 PREEMP...

UBUNTU-CVE-2023-53798

In the Linux kernel, the following vulnerability has been resolved: ethtool: Fix uninitialized number of lanes It is not possible to set the number of lanes when setting link modes using the legacy IOCTL ethtool interface. Since 'struct ethtoollinkksettings' is not initialized in this path, drive...

SUSE CVE-2022-50623

In the Linux kernel, the following vulnerability has been resolved: fpga: prevent integer overflow in dflfeatureioctlsetirq The "hdr.count sizeofs32" multiplication can overflow on 32 bit systems leading to memory corruption. Use arraysize to fix that...

SUSE CVE-2023-53761

In the Linux kernel, the following vulnerability has been resolved: USB: usbtmc: Fix direction for 0-length ioctl control messages The syzbot fuzzer found a problem in the usbtmc driver: When a user submits an ioctl for a 0-length control transfer, the driver does not check that the direction is...