mrtg security update

An update is available for mrtg. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The Multi Router Traffic Grapher MRTG monitors the traffic load on network...

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...

Important: Red Hat Security Advisory: mrtg security update

An update for mrtg is now available for Red Hat Enterprise Linux 8. 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 from the...

mrtg: MRTG daemon symlink-following chown allows local privilege escalation via PID file path manipulation

A flaw was found in MRTG. When the MRTG daemon is started as a root user and subsequently drops privileges, a local, low-privileged attacker can exploit a symbolic link symlink following vulnerability. By influencing or pre-placing a symlink in the process ID PID file path, the attacker can trick...

Important: Red Hat Security Advisory: libvirt security update

An update for libvirt 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...

libvirt: swtpm privilege escalation via symlink following

A flaw was found in libvirt. A local attacker, specifically a process running as the confined swtpm user, could exploit a symlink-following vulnerability in the virFileChownFiles function. By planting a symbolic link within the swtpm state directory, the attacker could trick the root-level libvir...

CVE-2026-14361

CVE-2026-14361 Consul Template's writeToFile helper opened an operator-supplied destination directly and followed linked path components, allowing rendered output to escape the intended directory and overwrite a preexisting file. Intro I found this issue while reviewing HashiCorp Consul Template ...

Important: mrtg security update

The Multi Router Traffic Grapher MRTG monitors the traffic load on network connections. MRTG generates HTML pages containing PNG images which provide a live visual representation of this traffic. Security Fixes: mrtg: MRTG daemon symlink-following chown allows local privilege escalation via PID...

ALSA-2026:65832 Important: mrtg security update

The Multi Router Traffic Grapher MRTG monitors the traffic load on network connections. MRTG generates HTML pages containing PNG images which provide a live visual representation of this traffic. Security Fixes: mrtg: MRTG daemon symlink-following chown allows local privilege escalation via PID...

libvirt: swtpm privilege escalation via symlink following

A flaw was found in libvirt. A local attacker, specifically a process running as the confined swtpm user, could exploit a symlink-following vulnerability in the virFileChownFiles function. By planting a symbolic link within the swtpm state directory, the attacker could trick the root-level libvir...

Important: Red Hat Security Advisory: libvirt security, bug fix, and enhancement update

An update for libvirt is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. 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...

Important: Red Hat Security Advisory: libvirt security update

An update for libvirt 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...

libvirt: swtpm privilege escalation via symlink following

A flaw was found in libvirt. A local attacker, specifically a process running as the confined swtpm user, could exploit a symlink-following vulnerability in the virFileChownFiles function. By planting a symbolic link within the swtpm state directory, the attacker could trick the root-level libvir...

subpath-exploit

Sample Kubernetes Escape via CVE-2017-1002101 Description After hearing about the issue and following this guide, I wanted to explore things a bit more. This repo contains a couple pod deployments and helper shell scripts that demonstrate the attack mechanism in the simplest way possible so that...

CVE-2026-D0cker

CVE-2026-Pending: Container Escape via runC maskPaths Vunlerability Severity: Critical CVSS 9.8 Component: opencontainers/runc libcontainer Vulnerability Type: CWE-59: Improper Link Resolution Before File Access 'Link Following' 🚨 Executive Summary A critical vulnerability exists in runc's...

libvirt: swtpm privilege escalation via symlink following

A flaw was found in libvirt. A local attacker, specifically a process running as the confined swtpm user, could exploit a symlink-following vulnerability in the virFileChownFiles function. By planting a symbolic link within the swtpm state directory, the attacker could trick the root-level libvir...

Important: Red Hat Security Advisory: libvirt security update

An update for libvirt is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. 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 fo...

RHEL 9 : libvirt (RHSA-2026:65515)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:65515 advisory. The libvirt library contains a C API for managing and interacting with the virtualization capabilities of Linux and other operating systems. In...

RHEL 9 : libvirt (RHSA-2026:65516)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:65516 advisory. The libvirt library contains a C API for managing and interacting with the virtualization capabilities of Linux and other operating systems. In...

Security update for libvirt

This update for libvirt fixes the following issues: CVE-2026-18917: Integer overflow in NodeGetFreePages RPC handler leading to heap buffer overflow bsc1275863. CVE-2026-61477: newline injection in network XML DNS TXT/SRV fields allows dnsmasq config directive injection bsc1274576. CVE-2026-63622...