Home / mailings [SECURITY] [DSA 6000-1] libcpanel-json-xs-perl security update
Posted on 11 September 2025
Debian Security Advisory- -------------------------------------------------------------------------
Debian Security Advisory DSA-6000-1 security@debian.org
https://www.debian.org/security/ Salvatore Bonaccorso
September 11, 2025 https://www.debian.org/security/faq
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Package : libcpanel-json-xs-perl
CVE ID : CVE-2025-40929
Michael Hudak discovered a flaw in libcpanel-json-xs-perl, a module for
fast and correct serialising to JSON. An integer buffer overflow causing
a segfault when parsing specially crafted JSON, may allow an attacker to
mount a denial-of-service attack or cause other unspecified impact.
For the oldstable distribution (bookworm), this problem has been fixed
in version 4.35-1+deb12u1.
For the stable distribution (trixie), this problem has been fixed in
version 4.39-2~deb13u1.
We recommend that you upgrade your libcpanel-json-xs-perl packages.
For the detailed security status of libcpanel-json-xs-perl please refer
to its security tracker page at:
https://security-tracker.debian.org/tracker/libcpanel-json-xs-perl
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
