Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098692)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098692 advisory. In the Linux kernel, the following vulnerability has been resolved: fbdev: Fix vmalloc out-of-bounds write in fastimageblit This issue triggers when a userspace...

Linux Distros Unpatched Vulnerability : CVE-2026-80584

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - s390/qeth: validate user buffer length in SNMP and ARP query ioctls qethsnmpcommand and qethl3arpquery allocate a buffer sized by a user-supplied length udatale...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-104579)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-104579 advisory. In the Linux kernel, the following vulnerability has been resolved: smb: client: fix overflow in passthrough ioctl bounds check smb2ioctlqueryinfo validates the...

PT-2026-81936

The TIOCSCTTY ioctl handler drops the tty lock in order to acquire the process tree lock. After reacquiring the tty lock, the handler did not revalidate the state of the terminal, and could proceed to link a terminal that was concurrently being destroyed to the calling process' session. An...

PT-2026-82200

Name of the Vulnerable Software and Affected Versions Linux Kernel affected versions not specified Description An issue exists in the s390/qeth component where the qeth snmp command and qeth l3 arp query functions allocate a buffer based on a user-supplied length udata len without verifying a low...

CVE-2026-58091: Use After Free

The implementation of this ioctl attempts to acquire locks on all channels in a sync group. If locking a channel would block, it releases the sync group list lock and sleeps. Upon reawakening, it is possible that the sync group structure is freed, but the implementation did not handle this...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098930)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098930 advisory. In the Linux kernel, the following vulnerability has been resolved: crypto: qat - remove unused character device and IOCTLs The QAT driver exposes a character device...

Dell Watchdog Timer < 2.0.0.1 Privilege Escalation (DSA-2026-248)

According to its self-reported version, the Dell Watchdog Timer kernel driver WDTKernel.sys on the remote Windows host is prior to 2.0.0.1. It is, therefore, affected by an exposed IOCTL with insufficient access control vulnerability. A low privileged local attacker could potentially exploit this...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098701)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098701 advisory. In the Linux kernel, the following vulnerability has been resolved: ata: libata-sff: Ensure that we cannot write outside the allocated buffer reveliofuzzing reported...

CVE-2026-74676

A flaw was found in the Linux kernel. A missing permission check in the KDSKBMETA ioctl input/output control allows a local process to modify the keyboard meta mode on a non-controlling console without proper authorization. This could enable an attacker to make unauthorized changes to system...

SUSE CVE-2026-68455

In the Linux kernel, the following vulnerability has been resolved: liveupdate: validate session type before performing operation The sessions ioctls are not applicable to all session types. PRESERVEFD is only applicable to outgoing sessions. RETRIEVEFD and FINISH are only valid for incoming...

SUSE CVE-2026-74440

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Wait on external BO kernel fences in exec IOCTL Before arming a user job, xeexecioctl only added the VM's dma-resv KERNEL slot as a dependency. That slot covers rebinds and the kernel operations of the VM's private BOs, b...

The vulnerability of the xe_vm_madvise_ioctl() function in the drivers/gpu/drm/xe/xe_vm_madvise.c module of the Direct Rendering Infrastructure (DRI) driver for the Linux operating system allows a attacker to cause a service failure.

The vulnerability of the xevmmadviseioctl function in the drivers/gpu/drm/xe/xevmmadvise.c module of the Direct Rendering Infrastructure DRI driver for the Linux operating system is related to improper memory release memory leak. Exploiting this vulnerability can allow an attacker to cause a...

FreeBSD -- TOCTOU race in POSIX shared memory large page configuration

Problem Description: The FIOSSHMLPGCNF ioctl2 operation configures the page size for a largepage shared memory object. This is intended to be used immediately after creating the object, before any memory is allocated for the object. The handler checked whether a page size had already been...

FreeBSD -- Kernel use-after-free via tty ioctls

Problem Description: The TIOCSCTTY ioctl handler drops the tty lock in order to acquire the process tree lock. After reacquiring the tty lock, the handler did not revalidate the state of the terminal, and could proceed to link a terminal that was concurrently being destroyed to the calling proces...

FreeBSD -- Kernel use-after-free via the SNDCTL_DSP_SYNCSTART ioctl

Problem Description: The implementation of this ioctl attempts to acquire locks on all channels in a sync group. If locking a channel would block, it releases the sync group list lock and sleeps. Upon reawakening, it is possible that the sync group structure is freed, but the implementation did n...

PT-2026-81929

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description A use-after-free issue exists in the implementation of an ioctl, which occurs when the system attempts to acquire locks on all channels in a sync group. If locki...

FreeBSD Security Advisory - FreeBSD-SA-26:62.tty

FreeBSD Security Advisory - The TIOCSCTTY ioctl handler drops the tty lock in order to acquire the process tree lock. After reacquiring the tty lock, the handler did not revalidate the state of the terminal, and could proceed to link a terminal that was concurrently being destroyed to the calling...

FreeBSD Security Advisory - FreeBSD-SA-26:58.sound

FreeBSD Security Advisory - The implementation of this ioctl attempts to acquire locks on all channels in a sync group. If locking a channel would block, it releases the sync group list lock and sleeps. Upon reawakening, it is possible that the sync group structure is freed, but the implementatio...

FreeBSD-SA-26:62.tty

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 ============================================================================= FreeBSD-SA-26:62.tty Security Advisory The FreeBSD Project Topic: Kernel use-after-free via tty ioctls Category: core Module: tty Announced: 2026-08-25 Credits: tsune of...