231 matches found
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...
UBUNTU-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-2026-74370
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
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...
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...
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
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...
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...
PT-2026-72806
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A TOCTOU Time-of-Check to Time-of-Use race condition exists in the luo session retrieve function. This occurs when a concurrent thread can release and free a session between the initial...
CVE-2026-68455: Undefined Security Weakness
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...
PT-2026-72167
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the liveupdate component where session ioctls are not properly validated against session types. Specifically, the PRESERVE FD operation is only applicable to outgoing...
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...
CVE-2026-74369: Undefined Security Weakness
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...