CVE-2026-80691

A flaw was found in the Linux kernel's SCSI target iblock module. A missing null pointer check in the iblockexecuteprout function, specifically for the ops-prclear callback during PREEMPT and RELEASE operations, allows unimplemented hooks to be called. This can lead to dereferencing a null functi...

Linux Distros Unpatched Vulnerability : CVE-2026-80691

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE In the iblockexecuteprout function, PROPREEMPT, PROPREEMPTANDABORT, and PRORELEASE all...

AZL-98072 CVE-2026-80691 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE In the iblockexecuteprout function, PROPREEMPT, PROPREEMPTANDABORT, and PRORELEASE all perform callback capability checks through ops-prclear. The error check...

CVE-2026-80691

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE In the iblockexecuteprout function, PROPREEMPT, PROPREEMPTANDABORT, and PRORELEASE all perform callback capability checks through ops-prclear. The error check...

UBUNTU-CVE-2026-80691

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE In the iblockexecuteprout function, PROPREEMPT, PROPREEMPTANDABORT, and PRORELEASE all perform callback capability checks through ops-prclear. The error check...

CVE-2026-80691

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE In the iblockexecuteprout function, PROPREEMPT, PROPREEMPTANDABORT, and PRORELEASE all perform callback capability checks through ops-prclear. The error check...

CVE-2026-80691

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE In the iblockexecuteprout function, PROPREEMPT, PROPREEMPTANDABORT, and PRORELEASE all perform callback capability checks through ops-prclear. The error check...

CVE-2026-80691 scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE In the iblockexecuteprout function, PROPREEMPT, PROPREEMPTANDABORT, and PRORELEASE all perform callback capability checks through ops-prclear. The error check...

CVE-2026-80691 scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE In the iblockexecuteprout function, PROPREEMPT, PROPREEMPTANDABORT, and PRORELEASE all perform callback capability checks through ops-prclear. The error check...

EUVD-2026-67426

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iblock: Fix wrong PR ops NULL check for PREEMPT/RELEASE In the iblockexecuteprout function, PROPREEMPT, PROPREEMPTANDABORT, and PRORELEASE all perform callback capability checks through ops-prclear. The error check...

CVE-2026-80691

CVE-2026-80691 is a NULL pointer dereference in the Linux kernel SCSI target iblock subsystem . In iblock_execute_pr_out(), the PRO_PREEMPT , PRO_PREEMPT_AND_ABORT , and PRO_RELEASE operations perform capability checks through ops->pr_clear; the flawed check allows unimplemented hooks to pass,...

Vulnerability of the iblock module in the 1C-Bitrix website management system: Website management that allows attackers to execute arbitrary code

Vulnerability of the iblock module in the Content Management System CMS of 1C-Bitrix: Website management is related to incorrect code generation. Exploiting this vulnerability allows a malicious actor to inject arbitrary code into any PHP script executed during the creation of new information...

Vulnerability of the iblock module in the 1C-Bitrix website management system: Website management that allows attackers to gain unauthorized access to protected information

Vulnerability of the iblock module in the Content Management System CMS of 1C-Bitrix: Website management is associated with errors in processing the relative path to the catalog. Exploiting this vulnerability can allow unauthorized users to gain unauthorized access to protected information...

Vulnerability of the iblock module in the 1C-Bitrix website management system: Website management that allows attackers to gain unauthorized access to protected information

Vulnerability of the iblock module in the Content Management System CMS of 1C-Bitrix: Website management is associated with errors in processing the relative path to the catalog. Exploiting this vulnerability can allow unauthorized users to gain unauthorized access to protected information...

CVE-2022-21546

In the Linux kernel, the following vulnerability has been resolved: scsi: target: Fix WRITESAME No Data Buffer crash In newer version of the SBC specs, we have a NDOB bit that indicates there is no data buffer that gets written out. If this bit is set using commands like "sgwritesame --ndob" we...

CVE-2022-21546 scsi: target: Fix WRITE_SAME No Data Buffer crash

In the Linux kernel, the following vulnerability has been resolved: scsi: target: Fix WRITESAME No Data Buffer crash In newer version of the SBC specs, we have a NDOB bit that indicates there is no data buffer that gets written out. If this bit is set using commands like "sgwritesame --ndob" we...

PT-2025-27 · Ооо '1С Битрикс' · Модуль Iblock

Уязвимость модуля iblock системы управления содержимым сайтов CMS 1С-Битрикс: Управление сайтом связана с ошибками при обработке относительного пути к каталогу. Эксплуатация уязвимости может позволить нарушителю, действующему удаленно, получить несанкционированный доступ к защищаемой информации...

PT-2025-26 · Ооо '1С Битрикс' · Модуль Iblock

Уязвимость модуля iblock системы управления содержимым сайтов CMS 1С-Битрикс: Управление сайтом связана с ошибками при обработке относительного пути к каталогу. Эксплуатация уязвимости может позволить нарушителю, действующему удаленно, получить несанкционированный доступ к защищаемой информации...

PT-2025-28 · Ооо '1С Битрикс' · Модуль Iblock

Уязвимость модуля iblock системы управления содержимым сайтов CMS 1С-Битрикс: Управление сайтом связана с неверным управлением генерацией кода. Эксплуатация уязвимости может позволить нарушителю, действующему удаленно, выполнить произвольный код путём его внедрения в произвольный PHP-сценарий,...