CVE-2026-42800

Deference after null check in ims_client sip

Published Apr 30, 2026 CVSS 3.1 · 7.4 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Asrmicro asr1901
Asrmicro asr1901 Firmware
Asrmicro asr1903
Asrmicro asr1903 Firmware
CPEs cpe:2.3:h:asrmicro:asr1901:-:*:*:*:*:*:*:*
cpe:2.3:h:asrmicro:asr1903:-:*:*:*:*:*:*:*
cpe:2.3:o:asrmicro:asr1901_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:asrmicro:asr1903_firmware:*:*:*:*:*:*:*:*
Vendors & Products Asrmicro asr1901
Asrmicro asr1901 Firmware
Asrmicro asr1903
Asrmicro asr1903 Firmware
Type Values Removed Values Added
First Time appeared Asrmicro
Asrmicro lapwing Linux
Vendors & Products Asrmicro
Asrmicro lapwing Linux
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Deference after null check in ims_client sip
Weaknesses CWE-476
References
Metrics cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ASR
Published
Updated
Apr 30, 2026, 1:04 PM
Reserved
Apr 30, 2026, 7:55 AM
Status
Analyzed
Published
Apr 30, 2026, 10:16 AM
Modified
Oct 26, 2026, 9:10 PM