RLSA-2026:98521 Important: bubblewrap security update

Bubblewrap /usr/bin/bwrap is a core execution engine for unprivileged containers that works as a setuid binary on kernels without user namespaces. Security Fixes: bubblewrap: bubblewrap: symlink traversal via /oldroot allows writing files outside sandbox during setup CVE-2026-87766 For more detai...

Important: Red Hat Security Advisory: bubblewrap security update

An update for bubblewrap is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability fro...

Rocky Linux 8 [CIQ] Security Update: bubblewrap / bubblewrap-debuginfo / bubblewrap-debugsource (crlsa-2026_85306)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202685306 advisory. bubblewrap: symlink traversal via /oldroot allows writing files outside sandbox during setup CVE-2026-87766 Tenable has extracted the preceding description block...

Rocky Linux 10.2 [CIQ] Security Update: bubblewrap / bubblewrap-debuginfo / bubblewrap-debugsource (crlsa-2026_85308)

The Rocky Linux 10.2 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202685308 advisory. bubblewrap: symlink traversal via /oldroot allows writing files outside sandbox during setup CVE-2026-87766 Tenable has extracted the preceding description bloc...

AlmaLinux 9 : bubblewrap (ALSA-2026:85309)

The remote AlmaLinux 9 host has a package installed that is affected by a vulnerability as referenced in the ALSA-2026:85309 advisory. bubblewrap: symlink traversal via /oldroot allows writing files outside sandbox during setup CVE-2026-87766 Tenable has extracted the preceding description block...

AlmaLinux 8 : bubblewrap (ALSA-2026:85306)

The remote AlmaLinux 8 host has a package installed that is affected by a vulnerability as referenced in the ALSA-2026:85306 advisory. bubblewrap: symlink traversal via /oldroot allows writing files outside sandbox during setup CVE-2026-87766 Tenable has extracted the preceding description block...

AlmaLinux 10 : bubblewrap (ALSA-2026:85308)

The remote AlmaLinux 10 host has a package installed that is affected by a vulnerability as referenced in the ALSA-2026:85308 advisory. bubblewrap: symlink traversal via /oldroot allows writing files outside sandbox during setup CVE-2026-87766 Tenable has extracted the preceding description block...

RockyLinux 9 : bubblewrap (RLSA-2026:85309)

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:85309 advisory. bubblewrap: symlink traversal via /oldroot allows writing files outside sandbox during setup CVE-2026-87766 Tenable has extracted the preceding description block...

RockyLinux 8 : bubblewrap (RLSA-2026:85306)

The remote RockyLinux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:85306 advisory. bubblewrap: symlink traversal via /oldroot allows writing files outside sandbox during setup CVE-2026-87766 Tenable has extracted the preceding description block...

Important: Red Hat Security Advisory: bubblewrap security update

An update for bubblewrap is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Important: Red Hat Security Advisory: bubblewrap security update

An update for bubblewrap is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Important: Red Hat Security Advisory: bubblewrap security update

An update for bubblewrap is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring...

DEBIAN-CVE-2026-87766

A flaw was found in bubblewrap. During sandbox setup, creating files or directories under the new root can follow a parent symlink onto the host via /oldroot, writing attacker-chosen paths outside the sandbox as the launching user. This happens before the sandboxed process starts. This issue is...

CVE-2026-87766

A flaw was found in bubblewrap. During sandbox setup, creating files or directories under the new root can follow a parent symlink onto the host via /oldroot, writing attacker-chosen paths outside the sandbox as the launching user. This happens before the sandboxed process starts. This issue is...

UBUNTU-CVE-2026-87766

A flaw was found in bubblewrap. During sandbox setup, creating files or directories under the new root can follow a parent symlink onto the host via /oldroot, writing attacker-chosen paths outside the sandbox as the launching user. This happens before the sandboxed process starts. This issue is...

CVE-2026-87766 Bubblewrap: bubblewrap: symlink traversal via /oldroot allows writing files outside sandbox during setup

A flaw was found in bubblewrap. During sandbox setup, creating files or directories under the new root can follow a parent symlink onto the host via /oldroot, writing attacker-chosen paths outside the sandbox as the launching user. This happens before the sandboxed process starts. This issue is...

CVE-2026-87766

CVE-2026-87766 is a symlink traversal vulnerability in bubblewrap , a sandboxing tool used by the containers project. During sandbox setup, creating files or directories under the new root can follow a parent symlink via /oldroot onto the host, allowing an attacker to write files at arbitrary pat...

EUVD-2026-74778

A flaw was found in bubblewrap. During sandbox setup, creating files or directories under the new root can follow a parent symlink onto the host via /oldroot, writing attacker-chosen paths outside the sandbox as the launching user. This happens before the sandboxed process starts. This issue is...

CVE-2026-87766 Bubblewrap: bubblewrap: symlink traversal via /oldroot allows writing files outside sandbox during setup

A flaw was found in bubblewrap. During sandbox setup, creating files or directories under the new root can follow a parent symlink onto the host via /oldroot, writing attacker-chosen paths outside the sandbox as the launching user. This happens before the sandboxed process starts. This issue is...

CVE-2026-87766 Bubblewrap: bubblewrap: symlink traversal via /oldroot allows writing files outside sandbox during setup

A flaw was found in bubblewrap. During sandbox setup, creating files or directories under the new root can follow a parent symlink onto the host via /oldroot, writing attacker-chosen paths outside the sandbox as the launching user. This happens before the sandboxed process starts. This issue is...