CVE-2026-80928

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...

DEBIAN-CVE-2026-80928

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...

UBUNTU-CVE-2026-80928

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

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...

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

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...

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...

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...

CVE-2026-80928

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-2026-96365

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...

CVE-2026-80928: Undefined Security Weakness

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

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Use-After-Free UAF issue exists in the smack file send sigiotask function. The problem occurs when the function accesses both tsk-cred and task credtsk while inspecting the credentials...

CVE-2025-71304

A flaw was found in the Linux kernel's Smack module. A local user with privileges to modify Smack's Domain of Interpretation DOI values could cause a denial of service. By writing a previously used DOI value to /smack/doi, networking for non-ambient labels becomes disabled. This prevents network...

SUSE CVE-2025-71304

In the Linux kernel, the following vulnerability has been resolved: smack: /smack/doi: accept previously used values Writing to /smack/doi a value that has ever been written there in the past disables networking for non-ambient labels. E.g. cat /smack/doi 3 netlabelctl -p cipso list Configured...

EUVD-2025-209968

In the Linux kernel, the following vulnerability has been resolved: smack: /smack/doi: accept previously used values Writing to /smack/doi a value that has ever been written there in the past disables networking for non-ambient labels. E.g. cat /smack/doi 3 netlabelctl -p cipso list Configured...

CVE-2025-71304

In the Linux kernel, the following vulnerability has been resolved: smack: /smack/doi: accept previously used values Writing to /smack/doi a value that has ever been written there in the past disables networking for non-ambient labels. E.g. cat /smack/doi 3 netlabelctl -p cipso list Configured...

UBUNTU-CVE-2025-71304

In the Linux kernel, the following vulnerability has been resolved: smack: /smack/doi: accept previously used values Writing to /smack/doi a value that has ever been written there in the past disables networking for non-ambient labels. E.g. cat /smack/doi 3 netlabelctl -p cipso list Configured...

CVE-2025-71304 smack: /smack/doi: accept previously used values

In the Linux kernel, the following vulnerability has been resolved: smack: /smack/doi: accept previously used values Writing to /smack/doi a value that has ever been written there in the past disables networking for non-ambient labels. E.g. cat /smack/doi 3 netlabelctl -p cipso list Configured...

CVE-2025-71304

CVE-2025-71304 — Linux kernel Smack DOI handling : The issue arises when writing to /smack/doi with a value previously used, which can disable networking for non-ambient labels. This can lead to privilege escalation, DoS, or information leaks. Debian/RootOS OSV notes indicate patches exist (e.g.,...

CVE-2025-71304 smack: /smack/doi: accept previously used values

In the Linux kernel, the following vulnerability has been resolved: smack: /smack/doi: accept previously used values Writing to /smack/doi a value that has ever been written there in the past disables networking for non-ambient labels. E.g. cat /smack/doi 3 netlabelctl -p cipso list Configured...