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Debian Security Advisory DSA-5051-1                   security@debian.org
https://www.debian.org/security/                     Salvatore Bonaccorso
January 20, 2022                      https://www.debian.org/security/faq
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Package        : aide
CVE ID         : CVE-2021-45417

David Bouman discovered a heap-based buffer overflow vulnerability in
the base64 functions of aide, an advanced intrusion detection system,
which can be triggered via large extended file attributes or ACLs. This
may result in denial of service or privilege escalation.

For the oldstable distribution (buster), this problem has been fixed
in version 0.16.1-1+deb10u1.

For the stable distribution (bullseye), this problem has been fixed in
version 0.17.3-4+deb11u1.

We recommend that you upgrade your aide packages.

For the detailed security status of aide please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/source-package/aide

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org