CVE-2026-91203 Cockpit-files: cockpit-files: arbitrary file ownership and permission modification via symlink race condition

A flaw was found in cockpit-files. This vulnerability allows a local attacker to exploit a timing issue, known as a symlink race condition, during privileged file operations such as changing file ownership or permissions. By manipulating directory entries and winning this race, the attacker can...

CVE-2026-91203 Cockpit-files: cockpit-files: arbitrary file ownership and permission modification via symlink race condition

A flaw was found in cockpit-files. This vulnerability allows a local attacker to exploit a timing issue, known as a symlink race condition, during privileged file operations such as changing file ownership or permissions. By manipulating directory entries and winning this race, the attacker can...

EUVD-2026-83296

A flaw was found in cockpit-files. This vulnerability allows a local attacker to exploit a timing issue, known as a symlink race condition, during privileged file operations such as changing file ownership or permissions. By manipulating directory entries and winning this race, the attacker can...

EUVD-2026-83291

A flaw was found in cockpit-files. A local unprivileged attacker can exploit a race condition during directory creation with owner assignment. By controlling a writable parent directory, the attacker can replace a newly created directory with a symbolic link symlink before the ownership change...

CVE-2026-91205 Cockpit-files: cockpit-files: local attacker can hijack file ownership via symlink race

A flaw was found in cockpit-files. A local unprivileged attacker can exploit a race condition during directory creation with owner assignment. By controlling a writable parent directory, the attacker can replace a newly created directory with a symbolic link symlink before the ownership change...

CVE-2026-91205

A flaw was found in cockpit-files. A local unprivileged attacker can exploit a race condition during directory creation with owner assignment. By controlling a writable parent directory, the attacker can replace a newly created directory with a symbolic link symlink before the ownership change...

CVE-2026-91205 Cockpit-files: cockpit-files: local attacker can hijack file ownership via symlink race

A flaw was found in cockpit-files. A local unprivileged attacker can exploit a race condition during directory creation with owner assignment. By controlling a writable parent directory, the attacker can replace a newly created directory with a symbolic link symlink before the ownership change...

CVE-2026-91205

cockpit-files is vulnerable to a symlink race condition during directory creation with owner assignment. A local unprivileged attacker who controls a writable parent directory can replace a newly created directory with a symbolic link before the chown operation is applied, redirecting ownership c...

USN-8779-2: Bubblewrap regression

USN-8779-1 fixed vulnerabilities in Bubblewrap. Unfortunately, the fix for CVE-2026-87766 introduced a regression in symlink resolution, preventing certain Flatpak applications from launching. This update reverts that fix until a complete fix is available. We apologize for the inconvenience...

CVE-2026-88016

A flaw was found in rclone. When the backend/local component operates with the --links option, a specially crafted .rclonelink object from the source can create a symbolic link symlink in the destination. Subsequently, directory metadata operations, such as changing ownership, permissions, or...

CVE-2026-91202: UNIX Symbolic Link (Symlink) Following

A flaw was found in cockpit-files. A low-privileged local user can exploit this vulnerability by crafting a directory containing a symbolic link symlink and then using the privileged "Paste as owner" function. This allows for arbitrary file ownership changes outside the intended pasted directory,...

EulerOS Virtualization 2.12.0 : acl (EulerOS-SA-2026-3627)

According to the versions of the acl packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : acl before version 2.4.0 contains a time-of-check to time-of-use TOCTOU race condition vulnerability that allows local attackers to...

EulerOS Virtualization 2.12.1 : acl (EulerOS-SA-2026-3573)

According to the versions of the acl packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : acl before version 2.4.0 contains a time-of-check to time-of-use TOCTOU race condition vulnerability that allows local attackers to...

EulerOS 2.0 SP10 : acl (EulerOS-SA-2026-3729)

According to the versions of the acl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : acl before version 2.4.0 contains a symlink traversal vulnerability in the libacl pathname-based functions aclgetfile, aclsetfile, aclextendedfile, a...

EulerOS Virtualization 2.12.1 : perl-Archive-Tar (EulerOS-SA-2026-3604)

According to the versions of the perl-Archive-Tar package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Archive::Tar versions before 3.08 for Perl extract symlinks with attacker controlled targets outside the extraction...

EulerOS Virtualization 2.11.0 : python-virtualenv (EulerOS-SA-2026-3556)

According to the versions of the python-virtualenv packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : virtualenv is a tool for creating isolated virtual python environments. Prior to version 20.36.1, TOCTOU...

EulerOS Virtualization 2.11.0 : pam (EulerOS-SA-2026-3536)

According to the versions of the pam package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A vulnerability was found in PAM. The secret information is stored in memory, where the attacker can trigger the victim program to...

EulerOS Virtualization 2.11.1 : python-virtualenv (EulerOS-SA-2026-3469)

According to the versions of the python-virtualenv packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : virtualenv is a tool for creating isolated virtual python environments. Prior to version 20.36.1, TOCTOU...

CVE-2026-91203: Race Condition Enabling Link Following

A flaw was found in cockpit-files. This vulnerability allows a local attacker to exploit a timing issue, known as a symlink race condition, during privileged file operations such as changing file ownership or permissions. By manipulating directory entries and winning this race, the attacker can...

EulerOS Virtualization 2.12.0 : perl-Archive-Tar (EulerOS-SA-2026-3658)

According to the versions of the perl-Archive-Tar package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Archive::Tar versions before 3.08 for Perl extract symlinks with attacker controlled targets outside the extraction...