[SECURITY] [DLA 4308-1] corosync security update
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Debian LTS Advisory DLA-4308-1 debian-lts@lists.debian.org
https://www.debian.org/lts/security/ Thorsten Alteholz
September 22, 2025 https://wiki.debian.org/LTS
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Package : corosync
Version : 3.1.2-2+deb11u1
CVE ID : CVE-2025-30472
An issue has been found in corosync, a cluster engine daemon and
utilities. A stack-based buffer overflow may happen when encryption is
disabled or the attacker knows the encryption key and a large crafted UDP
packet has to be processed.
For Debian 11 bullseye, this problem has been fixed in version
3.1.2-2+deb11u1.
We recommend that you upgrade your corosync packages.
For the detailed security status of corosync please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/corosync
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
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