Deference after null check in ims_client sip

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Summary

CVECVE-2026-42800
StatePUBLISHED
AssignerASR
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-04-30 10:16:02 UTC
Updated2026-04-30 10:16:02 UTC
DescriptionNULL 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.

Risk And Classification

Primary CVSS: v3.1 7.4 HIGH from 68630edc-a58c-4cbd-9b01-0e130455c8ae

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

Problem Types: CWE-476 | CWE-476 CWE-476 NULL pointer dereference

VersionSourceTypeScoreSeverityVector
3.168630edc-a58c-4cbd-9b01-0e130455c8aeSecondary7.4HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
3.1CNACVSS7.4HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
Low

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA ASR Lapwing Linux unaffected 2026/4/14 date Linux

References

ReferenceSourceLinkTags
www.asrmicro.com/en/goods/psirt 68630edc-a58c-4cbd-9b01-0e130455c8ae www.asrmicro.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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