CVE-2025-40930

JSON::SIMD before version 1.07 and earlier for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact.

Score

CVSS 3.1 7.5 High

Status

Deferred - 9b29abf9-4ab0-4765-b253-1875cd9b441e

Published

2025-09-08

Last modified

2025-11-04

Weaknesses

CWE-122

Affected products

• Jsonsimd (Pjuhasz)

References

• https://github.com/pjuhasz/JSON-SIMD/commit/9a87de7331c9fa5198cae404a83b17649cf7b918.patch
• https://metacpan.org/release/PJUHASZ/JSON-SIMD-1.06/source/SIMD.xs#L248
• https://metacpan.org/release/PJUHASZ/JSON-SIMD-1.07/changes
• http://www.openwall.com/lists/oss-security/2025/09/08/3