SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2026-43841

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.

MEDIUM 6.9EPSS 0.34%

Does this matter?

Lower severity and a low EPSS score (0.34%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 4.0
6.9 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.34% probability · 28th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-476
Source
5f57b9bf-260d-4433-bf07-b6a79e9bb7d4
EPSS trend
0%3%5%20 October 2026: 0.27%26 October 2026: 0.34%20 October 202626 October 2026

EPSS moved from 0.3% on 20 October 2026 to 0.3% on 26 October 2026.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.