Security advisories
Updates published by each distribution's security team, listed as they arrive. Every entry links to the official advisory.
TuesdayOct 27
- Rocky Linux Errata RLSA-2026:89859 flatpak security update Important
- Rocky Linux Errata RLSA-2026:89730 libX11 security update Important
- Rocky Linux Errata RLSA-2026:89747 xorg-x11-server security update Important
- openSUSE Security Announcements openSUSE-SU-2026:0360-1 Security update for chromium, gn Important
- AlmaLinux 9 Errata ALSA-2026:90365 kernel security, bug fix, and enhancement update Important
- AlmaLinux 10 Errata ALSA-2026:90449 brotli security update Important
MondayOct 26
- AlmaLinux 9 Errata ALSA-2026:90362 podman security update Important
- AlmaLinux 9 Errata ALSA-2026:90494 python-urllib3 security update Important
- AlmaLinux 9 Errata ALSA-2026:90495 brotli security update Important
- AlmaLinux 9 Errata ALSA-2026:90462 skopeo security update Important
- AlmaLinux 9 Errata ALSA-2026:90424 buildah security update Important
- Rocky Linux Errata RLSA-2026:89082 kernel-rt security, bug fix, and enhancement update Important
- Debian Security Advisories DSA-6585-2 thunderbird - regression update
- Debian Security Advisories DSA-6589-1 php-mongodb - security update
- Debian Security Advisories DSA-6588-1 openjdk-21 - security update
- Debian Security Advisories DSA-6587-1 pdns - security update
- Debian LTS Advisories DLA-4865-1 bind9 - security update
- Debian Security Advisories DSA-6586-1 valkey - security update
- AlmaLinux 9 Errata ALSA-2026:89746 bind9.18 security update Moderate
- AlmaLinux 10 Errata ALSA-2026:89905 freeipmi security, bug fix, and enhancement update Moderate
- AlmaLinux 10 Errata ALSA-2026:89923 libreswan security update Important
- AlmaLinux 10 Errata ALSA-2026:89752 oci-seccomp-bpf-hook security update Important
- openSUSE Security Announcements SUSE-SU-2026:4915-1 Security update for rekor Important
- AlmaLinux 9 Errata ALSA-2026:89748 libreswan security update Important
- AlmaLinux 9 Errata ALSA-2026:87805 kernel security, bug fix, and enhancement update Important
- AlmaLinux 10 Errata ALSA-2026:89860 httpd security update Important
- AlmaLinux 10 Errata ALSA-2026:90328 bind security update Moderate
- AlmaLinux 10 Errata ALSA-2026:89849 flatpak security update Important
- AlmaLinux 10 Errata ALSA-2026:89761 skopeo security update Important
- AlmaLinux 10 Errata ALSA-2026:89732 grafana security update Important
- AlmaLinux 9 Errata ALSA-2026:89745 bind security update Moderate
- AlmaLinux 9 Errata ALSA-2026:89742 python3.9 security update Important
- AlmaLinux 9 Errata ALSA-2026:89753 freeipmi security, bug fix, and enhancement update Moderate
- AlmaLinux 9 Errata ALSA-2026:89749 xz security update Moderate
- AlmaLinux 9 Errata ALSA-2026:89850 flatpak security update Important
- AlmaLinux 9 Errata ALSA-2026:89755 lrzsz security, bug fix, and enhancement update Important
- AlmaLinux 9 Errata ALSA-2026:89744 grafana security update Critical
- openSUSE Security Announcements openSUSE-SU-2026:0358-1 Security update for python-social-auth-core Important
- openSUSE Security Announcements openSUSE-SU-2026:0359-1 Security update for python-nltk Important
- openSUSE Security Announcements SUSE-SU-2026:4912-1 Security update for kubernetes-old Important
- Ubuntu Security Notices USN-8956-1 Brotli vulnerability
- Ubuntu Security Notices USN-8955-1 nginx vulnerabilities
- openSUSE Security Announcements SUSE-SU-2026:4906-1 Security update for krb5 Moderate
- openSUSE Security Announcements SUSE-SU-2026:4909-1 Security update for squid Important
- Rocky Linux Errata RLSA-2026:89760 container-tools:rhel8 security, bug fix, and enhancement update Important
- Rocky Linux Errata RLSA-2026:89083 kernel security, bug fix, and enhancement update Important
- openSUSE Security Announcements openSUSE-SU-2026:0354-1 Security update for rclone Important
- openSUSE Security Announcements openSUSE-SU-2026:0356-1 Security update for python-weasyprint Moderate
- AlmaLinux 10 Errata ALSA-2026:80674 thunderbird security update Important
- AlmaLinux 10 Errata ALSA-2026:76764 firefox security update Important
- openSUSE Security Announcements SUSE-SU-2026:4901-1 Security update for kubernetes Important
- openSUSE Security Announcements SUSE-SU-2026:4903-1 Security update for cosign Important
SundayOct 25
- AlmaLinux 9 Errata ALSA-2026:80694 thunderbird security update Important
- AlmaLinux 9 Errata ALSA-2026:76761 firefox security update Important
- AlmaLinux 9 Errata ALSA-2026:22121 golang security update Important
- AlmaLinux 9 Errata ALSA-2026:54184 grafana security update Important
- AlmaLinux 9 Errata ALSA-2026:9683 java-1.8.0-openjdk security update Important
- AlmaLinux 9 Errata ALSA-2026:9689 java-21-openjdk security update Important
- AlmaLinux 9 Errata ALSA-2026:9686 java-17-openjdk security update Important
- AlmaLinux 9 Errata ALSA-2026:67165 openssl security, bug fix, and enhancement update Important