CVE-2026-72086

A flaw was found in the Linux kernel's scsi: xen: scsiback component. A pvSCSI guest can trigger a resource leak by issuing specific SCSI Small Computer System Interface requests when a task management operation fails. This vulnerability allows the guest to leak command tags associated with a...

UBUNTU-CVE-2026-72086

In the Linux kernel, the following vulnerability has been resolved: scsi: xen: scsiback: Free the command tag on the TMR submit-failure path scsibackdeviceaction obtains a command tag in scsibackgetpendreq and submits a task-management request with targetsubmittmr. When targetsubmittmr fails it...

PT-2026-72274

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Xen SCSI backend where scsiback get pend req returns a vscsibk pend with an uninitialized se cmd where cmd kref is 0. In scsiback do cmd fn, two error...

kernel security update

kernel: 2.6.18-308.8.2.0.1.el5 - net bonding: fix carrier detect when bond is down orabug 12377284 - mm fix hugetlb page leak Dave McCracken orabug 12375075 - fix ia64 build error due to add-support-above-32-vcpus.patchZhenzhong Duan - x86 use dynamic vcpuinfo remap to support more than 32 vcpus...