CVE-2023-36326

critical

Description

Integer Overflow vulnerability in RELIC before commit 34580d840469361ba9b5f001361cad659687b9ab, allows attackers to execute arbitrary code, cause a denial of service, and escalate privileges when calling realloc function in bn_grow function.

References

https://groups.google.com/g/relic-discuss/c/A_J2-ArVIAo/m/qgFiXsUJBQAJ?utm_medium=email&utm_source=footer

https://github.com/relic-toolkit/relic/commit/34580d840469361ba9b5f001361cad659687b9ab

Details

Source: Mitre, NVD

Published: 2023-09-01

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H