NULL Pointer Dereference Affecting suricata package, versions [8.0.0,8.0.2)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published27 Nov 2025
- disclosed27 Nov 2025
- creditUnknown
Introduced: 27 Nov 2025
CVE-2025-64335 (opens in a new tab)How to fix?
Upgrade suricata to version 8.0.2 or higher.
Overview
Affected versions of this package are vulnerable to NULL Pointer Dereference via the entropy keyword when used together with base64_data. An attacker can cause a denial of service by triggering a NULL pointer dereference through specially crafted input.
Workaround
This vulnerability can be mitigated by disabling rules that use entropy in conjunction with base64_data.