CVE-2026-64111

A flaw was found in the Linux kernel's Security Module LSM. A local attacker could exploit this vulnerability by leveraging an improper handling of a credential guard mutex in the lsmsetselfattr function. This oversight may allow the attacker to bypass security restrictions enforced by modules su...

Linux Distros Unpatched Vulnerability : CVE-2026-64111

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - lsm: hold credguardmutex for lsmsetselfattr Just as procpidattrwrite already does before calling the LSM hook. This only matters for SELinux and AppArmor which...

CVE-2026-64111

In the Linux kernel, the following vulnerability has been resolved: lsm: hold credguardmutex for lsmsetselfattr Just as procpidattrwrite already does before calling the LSM hook. This only matters for SELinux and AppArmor which check whether the process is being ptraced and if so, whether to allo...

EUVD-2026-45796

In the Linux kernel, the following vulnerability has been resolved: lsm: hold credguardmutex for lsmsetselfattr Just as procpidattrwrite already does before calling the LSM hook. This only matters for SELinux and AppArmor which check whether the process is being ptraced and if so, whether to allo...

PT-2026-61428

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux Security Module LSM where the cred guard mutex is not held during the execution of the lsm set self attr function. This is particularly relevant for SELinux...