CVE-2026-42800 HIGH

CVE-2026-42800: Deference after null check in ims_client sip

Weakness CWE-476
Published April 30, 2026
Last update April 30, 2026
View on NVD All CVEs

CVSS base score

7.4/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L

What the vulnerability does

01Description

NULL pointer dereference vulnerability in ASR1903 in ASR Lapwing_Linux on Linux (ims_client modules) allows Pointer Manipulation. This vulnerability is associated with program files sip/utils/src/sipuri.c.

Key dates

02Disclosure timeline

April 30, 2026 CVE published
April 30, 2026 Record updated