BIT-OPENBAO-2026-55774 OpenBao: Cross-namespace lease revocation/renewal via canonical sys/leases/{revoke,renew} — incomplete fix of CVE-2026-45808

OpenBao is an open source identity-based secrets management system. Prior to 2.5.5, an OpenBao user with access to sys/leases/revoke/:leaseid in one namespace could revoke a lease in another namespace when the foreign leaseid was known, bypassing namespace ACL isolation. The affected lease lookup...

CVE-2026-97971

In the Linux kernel, the following vulnerability has been resolved: nstree: check listing permission before taking a namespace reference legitimizens takes a reference on the candidate namespace before maylistns has decided whether the caller may see it. The freensput cleanup on the denied path c...

DEBIAN-CVE-2026-97971

In the Linux kernel, the following vulnerability has been resolved: nstree: check listing permission before taking a namespace reference legitimizens takes a reference on the candidate namespace before maylistns has decided whether the caller may see it. The freensput cleanup on the denied path c...

EUVD-2026-86825

In the Linux kernel, the following vulnerability has been resolved: nstree: check listing permission before taking a namespace reference legitimizens takes a reference on the candidate namespace before maylistns has decided whether the caller may see it. The freensput cleanup on the denied path c...

CVE-2026-97971

The Linux kernel is vulnerable to a race condition where legitimize_ns() takes a reference on a candidate namespace before may_list_ns() determines if the caller has permission to see it. This can lead to the __free(ns_put) cleanup dropping the last reference to a mount namespace while holding an...

CVE-2026-97971 nstree: check listing permission before taking a namespace reference

In the Linux kernel, the following vulnerability has been resolved: nstree: check listing permission before taking a namespace reference legitimizens takes a reference on the candidate namespace before maylistns has decided whether the caller may see it. The freensput cleanup on the denied path c...

CVE-2026-97971

In the Linux kernel, the following vulnerability has been resolved: nstree: check listing permission before taking a namespace reference legitimizens takes a reference on the candidate namespace before maylistns has decided whether the caller may see it. The freensput cleanup on the denied path c...

CVE-2026-97971 nstree: check listing permission before taking a namespace reference

In the Linux kernel, the following vulnerability has been resolved: nstree: check listing permission before taking a namespace reference legitimizens takes a reference on the candidate namespace before maylistns has decided whether the caller may see it. The freensput cleanup on the denied path c...

CVE-2026-97971

In the Linux kernel, the following vulnerability has been resolved: nstree: check listing permission before taking a namespace reference legitimizens takes a reference on the candidate namespace before maylistns has decided whether the caller may see it. The freensput cleanup on the denied path c...

CVE-2026-98104

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsu32: fix duplicate handle when node ID pool is exhausted gennewkid falls back to returning max htid | 0xFFF when both idrallocu32 ranges are full, instead of reporting an error. u32change trusts that value and inser...

CVE-2026-97939: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipmr: account multicast table and route memory A netadmin in a user+net namespace can create many IPv4 and IPv6 multicast routing tables with MRTTABLE and MRT6TABLE. Each unseen id allocates an mrtable via the shared mrtablealloc...

PT-2026-98736

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the network subsystem where conflicting alternative names altnames are not properly handled when a network namespace is being removed. This can lead to failures in...

PT-2026-98984

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.0 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user to prevent another user from modifying their group settings due to improper validation o...

PT-2026-99004

OpenBao is an open source identity-based secrets management system. Prior to 2.5.5, an OpenBao user with access to sys/leases/revoke/:lease id in one namespace could revoke a lease in another namespace when the foreign lease id was known, bypassing namespace ACL isolation. The affected lease look...

PT-2026-99005

OpenBao is an open source identity-based secrets management system. Prior to 2.5.5, OpenBao users granted capabilities on /sys/namespaces/root within a non-root namespace could exploit special handling of the literal root path in namespace canonicalization. The /sys/namespaces/ endpoint family ca...

Linux Distros Unpatched Vulnerability : CVE-2026-93222

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - signal: avoid shared siginfo namespace rewrites sendsignallocked rewrites sender ids for the target namespace. Group sends reuse the same siginfo, so one...

SUSE CVE-2026-93222

In the Linux kernel, the following vulnerability has been resolved: signal: avoid shared siginfo namespace rewrites sendsignallocked rewrites sender ids for the target namespace. Group sends reuse the same siginfo, so one recipient can affect the next. Copy the siginfo before changing it...

AZL-103778 CVE-2026-97476 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: rds: filter RDSINFO getsockopt by caller's netns The RDSINFO family of getsockopt2 options reads several file-scope global lists that are not per-netns: rdssockinfo / rds6sockinfo, rdssockincinfo / rds6sockincinfo - rdssocklist...

DEBIAN-CVE-2026-97476

In the Linux kernel, the following vulnerability has been resolved: rds: filter RDSINFO getsockopt by caller's netns The RDSINFO family of getsockopt2 options reads several file-scope global lists that are not per-netns: rdssockinfo / rds6sockinfo, rdssockincinfo / rds6sockincinfo - rdssocklist...

CVE-2026-97476

In the Linux kernel, the following vulnerability has been resolved: rds: filter RDSINFO getsockopt by caller's netns The RDSINFO family of getsockopt2 options reads several file-scope global lists that are not per-netns: rdssockinfo / rds6sockinfo, rdssockincinfo / rds6sockincinfo - rdssocklist...