CVE-2025-40929 — Cpanel::JSON::XS before version 4.40 for Perl has an integer buffer overflow causing a segfault when parsing crafted…

CVE-2025-40929

Cpanel::JSON::XS before version 4.40 for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact PUBLISHED

Description (CNA)

Cpanel::JSON::XS before version 4.40 for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact

Affected (CNA)

Vendor / product	Versions
RURBAN / Cpanel::JSON::XS	affected 0 before 4.40

CWE

CWE-122

References

https://metacpan.org/release/RURBAN/Cpanel-JSON-XS-4.39/source/XS.xs#L713
https://metacpan.org/release/RURBAN/Cpanel-JSON-XS-4.40/changes
https://github.com/rurban/Cpanel-JSON-XS/commit/378236219eaa35742c3962ecbdee364903b0a1f2.patch

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

CVE

No English description supplied.

https://lists.debian.org/debian-lts-announce/2025/09/msg00034.html
http://www.openwall.com/lists/oss-security/2025/09/08/1