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...

Linux Distros Unpatched Vulnerability : CVE-2026-72085

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - scsi: xen: scsiback: Free unsubmitted command instead of double-putting it scsibackgetpendreq obtains a command tag and returns a vscsibkpend whose embedded sec...

The vulnerability of the xen/xen-scsiback.c component in the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the xen/xen-scsiback.c component in the Linux operating system is related to improper memory release before deleting the last reference. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2026-23087

In the Linux kernel, the following vulnerability has been resolved: scsi: xen: scsiback: Fix potential memory leak in scsibackremove Memory allocated for struct vscsiblkinfo in scsibackprobe is not freed in scsibackremove leading to potential memory leaks on remove, as well as in the scsibackprob...

CVE-2026-23087 scsi: xen: scsiback: Fix potential memory leak in scsiback_remove()

In the Linux kernel, the following vulnerability has been resolved: scsi: xen: scsiback: Fix potential memory leak in scsibackremove Memory allocated for struct vscsiblkinfo in scsibackprobe is not freed in scsibackremove leading to potential memory leaks on remove, as well as in the scsibackprob...

PT-2026-6157

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak exists within the scsiback module, specifically in the scsiback remove function. Memory allocated for the vscsiblk info structure in the scsiback probe function is not...

The vulnerability in the drivers/drivers/block/xen-blkback/blkback.c and drivers/xen/xen-scsiback.c of the Linux operating system’s kernel allows a hacker to cause a service failure.

The vulnerability in the drivers/block/xen-blkback/blkback.c and drivers/xen/xen-scsiback.c files of the Linux operating system kernel is related to the allocation of unlimited memory. Exploiting this vulnerability can allow an attacker to cause a service failure...

Unbreakable Enterprise kernel-container security update

4.14.35-2047.500.10.el7 - xen-blkback: fix error handling in xenblkbkmap Jan Beulich Orabug: 32492110 CVE-2021-26930 - xen-scsiback: don't 'handle' error by BUG Jan Beulich Orabug: 32492102 CVE-2021-26931 - xen-netback: don't 'handle' error by BUG Jan Beulich Orabug: 32492102 CVE-2021-26931 -...

Unbreakable Enterprise kernel security update

4.1.12-124.48.3.1 - xen-blkback: fix error handling in xenblkbkmap Jan Beulich Orabug: 32492113 CVE-2021-26930 - xen-scsiback: don't 'handle' error by BUG Jan Beulich Orabug: 32492105 CVE-2021-26931 - xen-netback: don't 'handle' error by BUG Jan Beulich Orabug: 32492105 CVE-2021-26931 -...

Unbreakable Enterprise kernel security update

4.14.35-2047.500.9.1 - xen-blkback: fix error handling in xenblkbkmap Jan Beulich Orabug: 32492110 CVE-2021-26930 - xen-scsiback: dont 'handle' error by BUG Jan Beulich Orabug: 32492102 CVE-2021-26931 - xen-netback: dont 'handle' error by BUG Jan Beulich Orabug: 32492102 CVE-2021-26931 -...

Unbreakable Enterprise kernel security update

5.4.17-2036.103.3.1uek - xen-blkback: fix error handling in xenblkbkmap Jan Beulich Orabug: 32492109 CVE-2021-26930 - xen-scsiback: don't 'handle' error by BUG Jan Beulich Orabug: 32492101 CVE-2021-26931 - xen-netback: don't 'handle' error by BUG Jan Beulich Orabug: 32492101 CVE-2021-26931 -...

kernel-uek security update

kernel-uek 4.1.12-32.1.2 - KEYS: Fix keyring ref leak in joinsessionkeyring Yevgeny Pats Orabug: 22563965 CVE-2016-0728 4.1.12-32.1.1 - ocfs2: return non-zero stblocks for inline data John Haxby Orabug: 22218243 - xen/events/fifo: Consume unprocessed events when a CPU dies Ross Lagerwall Orabug:...