CVE-2026-6244

MediumCVSS 5.5/10Last modified Sep 8, 2026

Description

libpcap BPF interpreter for the 'div #k' and 'mod #k' ALU instructions does not check whether the immediate value is zero. In particular uncommon use cases a crafted filter program can cause a division by zero.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-369

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

VendorProductVersions
The Tcpdump Grouplibpcap< 1.10.7

References

Timeline

Published
Sep 5, 2026
Last modified
Sep 8, 2026
NVD status
Awaiting Analysis

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CVE-2026-6244: Medium severity, CVSS 5.5 | Vulnix