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...

CVE-2026-74369 liveupdate: fix u-a-f in luo_file_unpreserve_files() and luo_file_finish()

In the Linux kernel, the following vulnerability has been resolved: liveupdate: fix u-a-f in luofileunpreservefiles and luofilefinish In luofileunpreservefiles and luofilefinish, reorder moduleput and xaerase to ensure the file handler module remains pinned while its operations are being accessed...

CVE-2026-74370 liveupdate: fix TOCTOU race in luo_session_retrieve()

In the Linux kernel, the following vulnerability has been resolved: liveupdate: fix TOCTOU race in luosessionretrieve Extend the scope of the rwsemread lock in luosessionretrieve to overlap with the acquisition of the session mutex. This prevents a concurrent thread from releasing and freeing the...

EUVD-2026-59517

In the Linux kernel, the following vulnerability has been resolved: liveupdate: fix TOCTOU race in luosessionretrieve Extend the scope of the rwsemread lock in luosessionretrieve to overlap with the acquisition of the session mutex. This prevents a concurrent thread from releasing and freeing the...

CVE-2026-74369

The CVE-2026-74369 entries describe a Linux kernel vulnerability fix in the liveupdate path, specifically in luo_file_unpreserve_files() and luo_file_finish(). The issue was improper ordering of module_put() and xa_erase() which could affect a file handler module while its operations were accesse...

CVE-2026-74369 liveupdate: fix u-a-f in luo_file_unpreserve_files() and luo_file_finish()

In the Linux kernel, the following vulnerability has been resolved: liveupdate: fix u-a-f in luofileunpreservefiles and luofilefinish In luofileunpreservefiles and luofilefinish, reorder moduleput and xaerase to ensure the file handler module remains pinned while its operations are being accessed...

EUVD-2026-59516

In the Linux kernel, the following vulnerability has been resolved: liveupdate: fix u-a-f in luofileunpreservefiles and luofilefinish In luofileunpreservefiles and luofilefinish, reorder moduleput and xaerase to ensure the file handler module remains pinned while its operations are being accessed...

CVE-2026-74370 liveupdate: fix TOCTOU race in luo_session_retrieve()

In the Linux kernel, the following vulnerability has been resolved: liveupdate: fix TOCTOU race in luosessionretrieve Extend the scope of the rwsemread lock in luosessionretrieve to overlap with the acquisition of the session mutex. This prevents a concurrent thread from releasing and freeing the...

EUVD-2026-59077

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...

CVE-2026-68455 liveupdate: validate session type before performing operation

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...

CVE-2026-68455 liveupdate: validate session type before performing operation

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...

CVE-2026-68455

The CVE-2026-68455 entry concerns the Linux kernel liveupdate path, where certain session ioctls were allowed on mismatched session types. A user could create an outgoing session, preserve a memfd, then retrieve without a kexec, causing the memfd retrieve handler to run in an invalid post-kexec c...

PT-2026-72806

In the Linux kernel, the following vulnerability has been resolved: liveupdate: fix TOCTOU race in luo session retrieve Extend the scope of the rwsem read lock in luo session retrieve to overlap with the acquisition of the session mutex. This prevents a concurrent thread from releasing and freein...

PT-2026-72167

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. PRESERVE FD is only applicable to outgoing sessions. RETRIEVE FD and FINISH are only valid for incoming...

PT-2026-72805

In the Linux kernel, the following vulnerability has been resolved: liveupdate: fix u-a-f in luo file unpreserve files and luo file finish In luo file unpreserve files and luo file finish, reorder module put and xa erase to ensure the file handler module remains pinned while its operations are...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: liveupdate: luofile: The remember retrieve status parameter needs to be addressed. The LUO mechanism keeps track of successful retrieval attempts on luofile objects. This is done to avoid multiple retrievals of the same file...

SUSE CVE-2026-43489

In the Linux kernel, the following vulnerability has been resolved: liveupdate: luofile: remember retrieve status LUO keeps track of successful retrieve attempts on a LUO file. It does so to avoid multiple retrievals of the same file. Multiple retrievals cause problems because once the file is...

Linux Distros Unpatched Vulnerability : CVE-2026-43489

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: liveupdate: luofile: remember retrieve status LUO keeps track of successful retrieve attempt...

EUVD-2026-30025

In the Linux kernel, the following vulnerability has been resolved: liveupdate: luofile: remember retrieve status LUO keeps track of successful retrieve attempts on a LUO file. It does so to avoid multiple retrievals of the same file. Multiple retrievals cause problems because once the file is...

CVE-2026-43489

A flaw was found in the Linux kernel's liveupdate mechanism. When a retrieve operation fails, the system does not properly record the failure status. This allows a local attacker to repeatedly attempt the operation, potentially leading to attempts to access or free already freed data structures...