CVE-2026-81006 ipmi: Remove all sysfs files on registration failure

In the Linux kernel, the following vulnerability has been resolved: ipmi: Remove all sysfs files on registration failure ipmiaddsmi creates the nrusers and nrmsgs files before trying to create the maintenancemode file. If that last creation fails, the error path removes only nrusers before droppi...

CVE-2026-81006 ipmi: Remove all sysfs files on registration failure

In the Linux kernel, the following vulnerability has been resolved: ipmi: Remove all sysfs files on registration failure ipmiaddsmi creates the nrusers and nrmsgs files before trying to create the maintenancemode file. If that last creation fails, the error path removes only nrusers before droppi...

CVE-2026-81006

In the Linux kernel, the following vulnerability has been resolved: ipmi: Remove all sysfs files on registration failure ipmiaddsmi creates the nrusers and nrmsgs files before trying to create the maintenancemode file. If that last creation fails, the error path removes only nrusers before droppi...

CVE-2026-81007

In the Linux kernel, the following vulnerability has been resolved: ipmi: ipmb: validate write message length ipmbwrite read message fields before validating the length byte. A zero or short write can read uninitialized stack bytes. A length smaller than the SMBus header underflows the block writ...

CVE-2026-81007

CVE-2026-81007 affects the Linux kernel 's ipmi/ipmb subsystem. The function ipmb_write() read message fields before validating the length byte, allowing a zero or short write to read uninitialized stack bytes and causing an integer underflow in the block write length when the length is smaller t...

CVE-2026-81004

In the Linux kernel, the following vulnerability has been resolved: ipmi:msghandler: Cancel work cleanly on an error If an error occurs during startup of an IPMI interface, it may have scheduled work to run. The work needs to be canceled before the interface can be freed...

EUVD-2026-76327

In the Linux kernel, the following vulnerability has been resolved: ipmi:msghandler: Cancel work cleanly on an error If an error occurs during startup of an IPMI interface, it may have scheduled work to run. The work needs to be canceled before the interface can be freed...

CVE-2026-81004

CVE-2026-81004 affects the Linux kernel's IPMI message handler (ipmi:msghandler). When an error occurs during the startup of an IPMI interface, scheduled work may not be properly canceled before the interface is freed, which can prevent clean resource release and potentially lead to resource exha...

CVE-2026-81004 ipmi:msghandler: Cancel work cleanly on an error

In the Linux kernel, the following vulnerability has been resolved: ipmi:msghandler: Cancel work cleanly on an error If an error occurs during startup of an IPMI interface, it may have scheduled work to run. The work needs to be canceled before the interface can be freed...

CVE-2026-81004 ipmi:msghandler: Cancel work cleanly on an error

In the Linux kernel, the following vulnerability has been resolved: ipmi:msghandler: Cancel work cleanly on an error If an error occurs during startup of an IPMI interface, it may have scheduled work to run. The work needs to be canceled before the interface can be freed...

CVE-2026-81007: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipmi: ipmb: validate write message length ipmbwrite read message fields before validating the length byte. A zero or short write can read uninitialized stack bytes. A length smaller than the SMBus header underflows the block writ...

CVE-2026-81006: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipmi: Remove all sysfs files on registration failure ipmiaddsmi creates the nrusers and nrmsgs files before trying to create the maintenancemode file. If that last creation fails, the error path removes only nrusers before droppi...

PT-2026-96397

In the Linux kernel, the following vulnerability has been resolved: ipmi: si: Fix NULL pointer dereference after failed registration try smi init allocates new smi-si sm and later calls ipmi register smi mod, which maps to ipmi add smi. During ipmi add smi, the upper IPMI message handler obtains...

PT-2026-90134

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ipmi:msghandler where scheduled work may not be properly canceled if an error occurs during the startup of an IPMI interface. This prevents the interface from bein...

CVE-2026-81004: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipmi:msghandler: Cancel work cleanly on an error If an error occurs during startup of an IPMI interface, it may have scheduled work to run. The work needs to be canceled before the interface can be freed...

PT-2026-96467

In the Linux kernel, the following vulnerability has been resolved: ipmi: ipmb: validate write message length ipmb write read message fields before validating the length byte. A zero or short write can read uninitialized stack bytes. A length smaller than the SMBus header underflows the block wri...

PT-2026-90202

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the IPMI message handler. The ipmi destroy user function can free a cmd rcvr while a reader still holds a pointer to it because the synchronize rcu barri...

CVE-2026-89486: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipmi: Fix use-after-free of cmdrcvr in ipmidestroyuser Commit 9e91f8a6c868 "ipmi:msghandler: Remove srcu for the ipmiinterfaces list" dropped the synchronizercu between unlinking the command receivers from intf-cmdrcvrs and freei...

PT-2026-90136

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ipmi add smi function where sysfs files are not fully removed upon registration failure. Specifically, the function creates nr users and nr msgs files before...

Unity Linux 20.1050a / 20.1070a Security Update: kernel (UTSA-2026-053361)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053361 advisory. In the Linux kernel, the following vulnerability has been resolved: ipmi: Add limits to event and receive message requests The driver would just fetch events and...