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6.2

hcxpcapngtool Local Information Disclosure

CVE-2026-29976 · published 7 months ago
Summary

A local attacker can access sensitive information in hcxpcapngtool. This could happen if an attacker has access to the system running hcxpcapngtool. To protect against this, ensure that access to hcxpcapngtool is limited to trusted users and consider updating to the latest version of the software.

Original advisory text
Buffer Overflow vulnerability in ZerBea hcxpcapngtool v. 7.0.1-43-g2ee308e allows a local attacker to obtain sensitive information via the getradiotapfield() function
Buffer Overflow vulnerability in ZerBea hcxpcapngtool v. 7.0.1-43-g2ee308e allows a local attacker to obtain sensitive information via the getradiotapfield() function
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
6.2 Medium
Exploitation
<1% chance of attack within 30 days
Type
CWE-120Classic Buffer Overflow
Timeline
Published26 Mar 2026
Updated4 Nov 2026
First seen26 Mar 2026
Sources
CVE-2026-29976 · NVD
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