RLSA-2026:69540 Important: rsyslog security update

The rsyslog packages provide an enhanced, multi-threaded syslog daemon. It supports MySQL, syslog/TCP, RFC 3195, permitted sender lists, filtering on any message part, and fine-grained control over output format. Security Fixes: rsyslog: rsyslog: Denial of service via heap buffer overflow in...

OESA-2026-3841 rsyslog security update

RSYSLOG is the rocket-fast system for log processing.It offers high-performance, great security features and a modular design. While it started as a regular syslogd, rsyslog has evolved into a kind of swiss army knife of logging, being able to accept inputs from a wide variety of sources, transfo...

OESA-2026-3840 rsyslog security update

RSYSLOG is the rocket-fast system for log processing.It offers high-performance, great security features and a modular design. While it started as a regular syslogd, rsyslog has evolved into a kind of swiss army knife of logging, being able to accept inputs from a wide variety of sources, transfo...

OESA-2026-3838 rsyslog security update

RSYSLOG is the rocket-fast system for log processing.It offers high-performance, great security features and a modular design. While it started as a regular syslogd, rsyslog has evolved into a kind of swiss army knife of logging, being able to accept inputs from a wide variety of sources, transfo...

Important: rsyslog

Issue Overview: A flaw was found in rsyslog. An unauthenticated remote attacker can trigger a heap buffer overflow in the RainerScript replace function by sending specially crafted syslog messages. This vulnerability arises from an incorrect buffer size calculation during string replacement,...

CVE-2026-78002

creationtimestamp| type| source ---|---|--- 2026-09-03 13:35:41+00:00| seen| https://bsky.app/profile/nixpkgssecuritychanges.gerbet.me/post/3mumkx6urax2z 2026-09-03 15:07:55+00:00| seen| https://bsky.app/profile/nixpkgssecuritychanges.gerbet.me/post/3mumq447ubq24...

DEBIAN-CVE-2026-78002

A flaw was found in rsyslog. An unauthenticated remote attacker can trigger a heap buffer overflow in the RainerScript replace function by sending specially crafted syslog messages. This vulnerability arises from an incorrect buffer size calculation during string replacement, causing memory...