PT-2026-36085 · Asr1903 · Asr1903

Published 2026-04-30 · Updated 2026-04-30 · CVE-2026-42800

Positive Technologies (AI Summary)

CVSS v3.1

7.4

High

Base vector

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

Name of the Vulnerable Software and Affected Versions ASR1903 (affected versions not specified)

Description A NULL pointer dereference in the ims client modules of ASR Lapwing Linux on Linux allows pointer manipulation. This issue is associated with the program file 'sip/utils/src/sipuri.c'. A NULL pointer dereference occurs when a program attempts to read or write to a memory address that is NULL, which can lead to a system crash or unexpected behavior.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2026-42800

Affected Products

Asr1903

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-42800 · Security Note
• https://asrmicro.com/en/goods/psirt?cid=44 · Note
• https://twitter.com/CVEnew/status/2049817607054758114 · Twitter Post
• https://twitter.com/KaitanSecurity/status/2049798420500537747 · Twitter Post