# CVE-2026-42800

> Vulnerability · severity: **HIGH** (CVSS 7.4).

## 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.

## Key facts

- **CVE ID:** CVE-2026-42800
- **Published:** 2026-04-30
- **CVSS severity:** HIGH
- **CVSS base score:** 7.4
- **CWE codes:** CWE-476

## Affected products

- `asrmicro:asr1901_firmware`
- `asrmicro:asr1901`
- `asrmicro:asr1903_firmware`
- `asrmicro:asr1903`

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-42800

## Citation

> AI Analytics. CVE-2026-42800. Retrieved 2026-07-18 from https://api.ai-analytics.org/cve/CVE-2026-42800. Derived from NIST NVD. Licensed CC0.

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