CVE-2023-23109

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-02-27 · updated 2026-06-17
Weakness: CWE-369

Description

In crasm 1.8-3, invalid input validation, specific files passed to the command line application, can lead to a divide by zero fault in the function opdiv.

Affected products

Crasm Project Crasm: before 1.11 — fixed in 1.11

How to fix

Upgrade to a fixed version: Crasm Project Crasm 1.11. Check the vendor advisory for mitigations.

References

https://github.com/WhatTheFuzz/crasm-fuzz/tree/a020ad6ad99a72ca373f7dd1aab3a61a7c87fd66/bug-floating-point-exception
https://github.com/colinbourassa/crasm/pull/7
https://github.com/WhatTheFuzz/crasm-fuzz/tree/a020ad6ad99a72ca373f7dd1aab3a61a7c87fd66/bug-floating-point-exception
https://github.com/colinbourassa/crasm/pull/7

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