CVE-2026-43842

Published Oct 20, 2026 Modified Oct 20, 2026 CWE-476

Description

A NULL pointer dereference vulnerability in the license manager service could allow an unauthenticated attacker to crash the service via the rpc_rx_fsm function when msglen is set to 0.

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EPSS — Exploit Prediction

0.0027
Probability of exploitation
0.19%
Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-476 CWE-476

References

Frequently Asked Questions

What is CVE-2026-43842? +
A NULL pointer dereference vulnerability in the license manager service could allow an unauthenticated attacker to crash the service via the rpc_rx_fsm function when msglen is set to 0.
How do I check if I'm vulnerable to CVE-2026-43842? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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