| Name | CVE-2025-40928 |
| Description | JSON::XS before version 4.04 for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-5999-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libjson-xs-perl (PTS) | bullseye | 4.030-1 | vulnerable |
| bookworm (security) | 4.040-1~deb12u1 | fixed |
| trixie (security) | 4.040-1~deb13u1 | fixed |
| forky, bookworm, trixie | 4.030-2 | vulnerable |
| sid | 4.040-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://lists.security.metacpan.org/cve-announce/msg/32608909/
https://security.metacpan.org/patches/J/JSON-XS/4.03/CVE-2025-40928-r1.patch