CVE-2026-89762

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix cred UAF caused by begincurrentlabelcritsection AppArmor's begincurrentlabelcritsection is a scary function called from lots of LSM hooks in particular VFS/socket-related ones that checks if the label referenced by...

CVE-2026-89762

CVE-2026-89762 is a Use-After-Free (UAF) vulnerability in the Linux kernel's AppArmor security module. The root cause lies in begin_current_label_crit_section(), which calls aa_replace_current_label() from LSM hooks to swap stale credentials. When the replacement occurs while a task has overridde...

CVE-2026-80928

CVE-2026-80928 is a Use-After-Free (UAF) of struct cred in the Linux kernel's SMACK (Simplified Mandatory Access Control Kernel) security module, specifically in smack_file_send_sigiotask(). The root cause is that the function accessed the subjective credential pointer (tsk->cred) on a non-cur...

EUVD-2026-76251

In the Linux kernel, the following vulnerability has been resolved: smack: fix cred UAF in smackfilesendsigiotask When inspecting the credentials of another task, objective credentials -realcred, accessed with taskcred must always be used. Accessing -cred on a non-current task is forbidden unless...

CVE-2026-80928 smack: fix cred UAF in smack_file_send_sigiotask()

In the Linux kernel, the following vulnerability has been resolved: smack: fix cred UAF in smackfilesendsigiotask When inspecting the credentials of another task, objective credentials -realcred, accessed with taskcred must always be used. Accessing -cred on a non-current task is forbidden unless...

PT-2026-90058

In the Linux kernel, the following vulnerability has been resolved: smack: fix cred UAF in smack file send sigiotask When inspecting the credentials of another task, objective credentials -real cred, accessed with task cred must always be used. Accessing -cred on a non-current task is forbidden...

PT-2026-90478

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix cred UAF caused by begin current label crit section AppArmor's begin current label crit section is a scary function called from lots of LSM hooks in particular VFS/socket-related ones that checks if the label...

SUSE 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...

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...

CVE-2026-46243

In the Linux kernel, the following vulnerability has been resolved: smb: client: reject userspace cifs.spnego descriptions cifs.spnego key descriptions contain authority-bearing fields such as pid, uid, creduid, and upcalltarget that cifs.upcall treats as kernel-originating inputs. However,...

CVE-2026-46243

In the Linux kernel, the following vulnerability has been resolved: smb: client: reject userspace cifs.spnego descriptions cifs.spnego key descriptions contain authority-bearing fields such as pid, uid, creduid, and upcalltarget that cifs.upcall treats as kernel-originating inputs. However,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: nfsd: Fixed a cred reference leak in nfsdnllistenersetdoit. nfsdnllistenersetdoit uses getcurrentcred without using putcred. As we can see from other calls, svcxprtcreatefromsa does not require an additional reference count...

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...

EUVD-2026-28700

In the Linux kernel, the following vulnerability has been resolved: nfsd: Fix cred ref leak in nfsdnllistenersetdoit. nfsdnllistenersetdoit uses getcurrentcred without putcred. As we can see from other callers, svcxprtcreatefromsa does not require the extra refcount. nfsdnllistenersetdoit is alwa...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the use of getcurrentcred in nfsdnllistenersetdoit, followed by the omission of calling putcred...

Linux Distros Unpatched Vulnerability : CVE-2026-43394

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nfsd: Fix cred ref leak in nfsdnllistenersetdoit. nfsdnllistenersetdoit uses getcurrentcred without putcred. As we can see from other callers, svcxprtcreatefrom...

SUSE CVE-2026-23297

In the Linux kernel, the following vulnerability has been resolved: nfsd: Fix cred ref leak in nfsdnlthreadssetdoit. syzbot reported memory leak of struct cred. 0 nfsdnlthreadssetdoit passes getcurrentcred to nfsdsvc, but putcred is not called after that. The cred is finally passed down to...

CVE-2026-23297

A flaw was found in the Linux kernel's nfsd component. A local user could exploit this vulnerability due to a missing putcred call in the nfsdnlthreadssetdoit function. This oversight leads to a memory leak of struct cred objects, which can result in a denial of service by exhausting available...

CVE-2026-23297

In the Linux kernel, the following vulnerability has been resolved: nfsd: Fix cred ref leak in nfsdnlthreadssetdoit. syzbot reported memory leak of struct cred. 0 nfsdnlthreadssetdoit passes getcurrentcred to nfsdsvc, but putcred is not called after that. The cred is finally passed down to...

CVE-2026-23297 nfsd: Fix cred ref leak in nfsd_nl_threads_set_doit().

In the Linux kernel, the following vulnerability has been resolved: nfsd: Fix cred ref leak in nfsdnlthreadssetdoit. syzbot reported memory leak of struct cred. 0 nfsdnlthreadssetdoit passes getcurrentcred to nfsdsvc, but putcred is not called after that. The cred is finally passed down to...