CVE-2024-26718

CVE-2024-26718 affects the Linux kernel’s dm-crypt and dm-verity components. The issue arises from a memory‑corruption scenario in tasklets: tasklet_action_common calls tasklet_trylock, then the tasklet callback, then tasklet_unlock; if the callback frees the tasklet’s containing structure (or fr...

CVE-2024-26756: Incomplete Cleanup

In the Linux kernel, the following vulnerability has been resolved: md: Don't register syncthread for reshape directly Currently, if reshape is interrupted, then reassemble the array will register syncthread directly from pers-run, in this case 'MDRECOVERYRUNNING' is set directly, however, there ...

CVE-2024-26757: Improper Resource Shutdown or Release

In the Linux kernel, the following vulnerability has been resolved: md: Don't ignore read-only array in mdcheckrecovery Usually if the array is not read-write, mdcheckrecovery won't register new syncthread in the first place. And if the array is read-write and syncthread is registered,...

PT-2024-21499

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue arises when the reshape function is interrupted, causing the reassemble array to register the sync thread directly, which can lead to a hang in the stop sync thread function...

CVE-2024-26763: Out-of-bounds Write

In the Linux kernel, the following vulnerability has been resolved: dm-crypt: don't modify the data when using authenticated encryption It was said that authenticated encryption could produce invalid tag when the data that is being encrypted is modified 1. So, fix this problem by copying the data...

CVE-2024-26718: Out-of-bounds Write

In the Linux kernel, the following vulnerability has been resolved: dm-crypt, dm-verity: disable tasklets Tasklets have an inherent problem with memory corruption. The function taskletactioncommon calls tasklettrylock, then it calls the tasklet callback and then it calls taskletunlock. If the...

Important: kernel

Issue Overview: dmtablecreate in drivers/md/dm-table.c in the Linux kernel through 6.7.4 can attempt to in alloctargets allocate more than INTMAX bytes, and crash, because of a missing check for struct dmioctl.targetcount. CVE-2023-52429 In the Linux kernel, the following vulnerability has been...

Unveiling AcidPour Evolution of Destructive Malware Targeting Ukraine

Summary: AcidPour, a variant of the destructive AcidRain wiper malware previously used during the Russia-Ukraine conflict, signals a heightened threat to Ukraines critical infrastructure. By targeting Linux UBI and DM logic, AcidPour poses a significant risk to large storage devices and RAID...

Moderate: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 9.2 Extended Update Support. 'Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Medium: kernel

Issue Overview: dmtablecreate in drivers/md/dm-table.c in the Linux kernel through 6.7.4 can attempt to in alloctargets allocate more than INTMAX bytes, and crash, because of a missing check for struct dmioctl.targetcount. CVE-2023-52429 In the Linux kernel, the following vulnerability has been...

Medium: kernel

Issue Overview: dmtablecreate in drivers/md/dm-table.c in the Linux kernel through 6.7.4 can attempt to in alloctargets allocate more than INTMAX bytes, and crash, because of a missing check for struct dmioctl.targetcount. CVE-2023-52429 In the Linux kernel, the following vulnerability has been...

PT-2024-21598

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A deadlock vulnerability has been resolved in the Linux kernel, specifically in the dm-raid456 and md/raid456 modules. The issue occurs when IO operations are concurrent with reshape...

Important: kernel

Issue Overview: dmtablecreate in drivers/md/dm-table.c in the Linux kernel through 6.7.4 can attempt to in alloctargets allocate more than INTMAX bytes, and crash, because of a missing check for struct dmioctl.targetcount. CVE-2023-52429 A flaw was found in the smb client in the Linux kernel. A...

PT-2024-26743

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to the dm-raid component in the Linux kernel, where the sync thread is not properly frozen during suspend. This is caused by the removal of the MD RECOVERY FROZEN fl...

CVE-2023-52485

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Wake DMCUB before sending a command Why We can hang in place trying to send commands when the DMCUB isn't powered on. How For functions that execute within a DC context or DC lock we can wrap the direct calls to...

CVE-2023-52485

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Wake DMCUB before sending a command Why We can hang in place trying to send commands when the DMCUB isn't powered on. How For functions that execute within a DC context or DC lock we can wrap the direct calls to...

Fedora 39 : kernel (2024-d16d94b00d)

The remote Fedora 39 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2024-d16d94b00d advisory. The 6.7.6 stable kernel update contains a number of important fixes across the tree. Tenable has extracted the preceding description block directly...

CVE-2021-46938

CVE-2021-46938 affects the Linux kernel in the device-mapper (dm-mq) path for request-based mapped devices. When loading a device-mapper table, if the allocation/initialization of blk_mq_tag_set for the device fails, a subsequent dev_remove can trigger a double free during cleanup because the poi...

dm_table_create in drivers/md/dm-table.c in the Linux kernel through 6.7.4 can attempt to (in alloc_targets) allocate more than INT_MAX bytes and crash because of a missing check for struct dm_ioctl.target_count.

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CVE-2021-46938: Double Free

In the Linux kernel, the following vulnerability has been resolved: dm rq: fix double free of blkmqtagset in dev remove after table load fails When loading a device-mapper table for a request-based mapped device, and the allocation/initialization of the blkmqtagset for the device fails, a followi...