CVE-2026-74619 ovl: don't warn when the mount is completed from another user namespace

In the Linux kernel, the following vulnerability has been resolved: ovl: don't warn when the mount is completed from another user namespace fsopen records the caller's user namespace in fc-userns and hands back an ordinary file descriptor. Nothing ties the task that calls fsconfigFSCONFIGCMDCREAT...

CVE-2026-74619

This Linux kernel vulnerability affects the overlayfs component. An unprivileged task can trigger a WARN_ON() in ovl_fill_super() by creating a user and mount namespace in a child process, calling fsopen("overlay"), passing the fscontext file descriptor to the parent, and having the parent issue ...

EUVD-2026-64555

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: don't warn when the mount is completed from another user namespace fsopen records the caller's user namespace in fc-userns and hands back an ordinary file descriptor. Nothing ties the task that calls...

CVE-2026-74618 binfmt_misc: don't warn when the mount is completed from another user namespace

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: don't warn when the mount is completed from another user namespace fsopen records the caller's user namespace in fc-userns and hands back an ordinary file descriptor. Nothing ties the task that calls...

CVE-2026-74618

CVE-2026-74618 affects the Linux kernel 's binfmt_misc filesystem. The root cause is a WARN_ON() in bm_fill_super() that triggers when a binfmt_misc mount is completed from a different user namespace than the one that created the fscontext via fsopen(). Because fsconfig(FSCONFIG_CMD_CREATE) autho...

CVE-2026-74618 binfmt_misc: don't warn when the mount is completed from another user namespace

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: don't warn when the mount is completed from another user namespace fsopen records the caller's user namespace in fc-userns and hands back an ordinary file descriptor. Nothing ties the task that calls...

CVE-2026-74615 vxlan: do not arm the ageing timer on a device that is down

In the Linux kernel, the following vulnerability has been resolved: vxlan: do not arm the ageing timer on a device that is down vxlanchangelink arms vxlan-agetimer whenever the requested ageing interval differs from the configured one: if conf.ageinterval != vxlan-cfg.ageinterval...

CVE-2026-74618: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: don't warn when the mount is completed from another user namespace fsopen records the caller's user namespace in fc-userns and hands back an ordinary file descriptor. Nothing ties the task that calls...

CVE-2026-74619: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ovl: don't warn when the mount is completed from another user namespace fsopen records the caller's user namespace in fc-userns and hands back an ordinary file descriptor. Nothing ties the task that calls fsconfigFSCONFIGCMDCREAT...

CVE-2026-74619: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ovl: don't warn when the mount is completed from another user namespace fsopen records the caller's user namespace in fc-userns and hands back an ordinary file descriptor. Nothing ties the task that calls fsconfigFSCONFIGCMDCREAT...

CVE-2026-74618: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: don't warn when the mount is completed from another user namespace fsopen records the caller's user namespace in fc-userns and hands back an ordinary file descriptor. Nothing ties the task that calls...

Linux Distros Unpatched Vulnerability : CVE-2026-74619

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ovl: don't warn when the mount is completed from another user namespace fsopen records the caller's user namespace in fc-userns and hands back an ordinary file...

Linux Distros Unpatched Vulnerability : CVE-2026-74618

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - binfmtmisc: don't warn when the mount is completed from another user namespace fsopen records the caller's user namespace in fc-userns and hands back an ordinar...

CVE-2026-74483

A flaw was found in the binfmtmisc component of the Linux kernel. An unprivileged local attacker, operating under specific memory constraints a tight memory cgroup, could repeatedly trigger a failure in the bmfillsuper function during a mount operation. This failure prevents the proper release of...

CVE-2026-74544

A flaw was found in the Linux kernel's clsu32 module. An unprivileged user, through user or network namespaces, could provide a specially crafted offshift value that is not properly validated. This improper validation leads to a shift-out-of-bounds condition, resulting in undefined behavior and...

CVE-2026-74485

A flaw was found in the binfmtmisc component of the Linux kernel. An unprivileged local user, operating within a user namespace, could exploit this vulnerability. By registering a binfmtmisc string where the chosen delimiter character is also a flag character, the system's flag field parser can...

Linux Distros Unpatched Vulnerability : CVE-2026-72430

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/sched: actct: fix nfconnlabels leak on two error paths tcfctfillparams calls nfconnlabelsget setting putlabels when TCACTLABELS is present, but two later...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-099722)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099722 advisory. In the Linux kernel, the following vulnerability has been resolved: ip6: vti: Use ip6tnl.net in vti6changelink. ip netns add ns1 ip netns add ns2 ip -n ns1 link add...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100767)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100767 advisory. In the Linux kernel, the following vulnerability has been resolved: ppp: require CAPNETADMIN in target netns for unattached ioctls /dev/ppp open is currently...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100569)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100569 advisory. In the Linux kernel, the following vulnerability has been resolved: ip6: vti: Use ip6tnl.net in vti6siocdevprivate. After patch 1/2 in this series, vti6update unlink...