SECURITY Signal 165
Linux distributions issue Friday security updates spanning kernel, browsers, and PostgreSQL
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Debian, Fedora, Mageia, Oracle, SUSE, and Ubuntu all published security advisories dated 2026-09-03 and 2026-09-04, covering browsers, kernels, databases, and core libraries.
Several of the listed updates touch widely deployed infrastructure: kernel packages on Fedora and Oracle Linux, PostgreSQL 14 through 18 on SUSE, and openssh across Ubuntu 22.04 through 26.04. Patching these typically requires scheduled reboots on database and gateway hosts, and the openssh update in particular should land before any new SSH-based automation is deployed. The Debian LTS advisories for chromium and firefox-esr also affect extended-support users who cannot move to newer browsers on their own schedule.
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Oracle Linux alone accounts for the largest share of advisories here, with kernel, grafana, microcode_ctl, and libxml2 updates covering OL7 through OL10.
SUSE published updates for postgresql14, postgresql15, postgresql16, and postgresql18, indicating simultaneous maintenance across currently supported major versions.
Ubuntu's USN-8721-1 for openssh and USN-8720-1 for gnupg2 both cover the 22.04, 24.04, and 26.04 LTS lines, affecting most current Ubuntu server installs.
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