CVE-2026-7183: Uncaught Exception in aligungr UERANSIM
CVE-2026-7183 is a medium severity vulnerability in aligungr UERANSIM versions up to 3.2.7. It involves an uncaught exception triggered by manipulation of the pduLength argument in the function rls::DecodeRlsMessage within the Radio Link Simulation Layer. This issue can be exploited remotely and may cause application instability. The vendor has released version 3.2.8 which fixes this vulnerability. Users are advised to upgrade to this fixed version to mitigate the risk.
AI Analysis
Technical Summary
This vulnerability affects the function rls::DecodeRlsMessage in the src/lib/rls/rls_pdu.cpp component of aligungr UERANSIM up to version 3.2.7. Manipulating the pduLength argument leads to an uncaught exception, potentially causing a denial of service or application crash. The issue is remotely exploitable without requiring privileges or user interaction. The vendor responded promptly and released version 3.2.8 containing the patch identified by commit ca1a66fffe282767bb08618af9f848e3b68ea47b. This vulnerability is related to CVE-2024-37877.
Potential Impact
Exploitation of this vulnerability may result in an uncaught exception causing the affected application to crash or become unstable. There is no indication of privilege escalation, data disclosure, or code execution. The attack can be initiated remotely without authentication, which increases the risk of denial of service conditions.
Mitigation Recommendations
A fixed version 3.2.8 of aligungr UERANSIM has been released by the vendor to address this vulnerability. It is recommended to upgrade affected installations to version 3.2.8 or later. Patch status is confirmed by the vendor's release and the provided patch identifier. No additional mitigation steps are indicated.
CVE-2026-7183: Uncaught Exception in aligungr UERANSIM
Description
CVE-2026-7183 is a medium severity vulnerability in aligungr UERANSIM versions up to 3.2.7. It involves an uncaught exception triggered by manipulation of the pduLength argument in the function rls::DecodeRlsMessage within the Radio Link Simulation Layer. This issue can be exploited remotely and may cause application instability. The vendor has released version 3.2.8 which fixes this vulnerability. Users are advised to upgrade to this fixed version to mitigate the risk.
CVSS v4.0
Score 6.9medium
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability affects the function rls::DecodeRlsMessage in the src/lib/rls/rls_pdu.cpp component of aligungr UERANSIM up to version 3.2.7. Manipulating the pduLength argument leads to an uncaught exception, potentially causing a denial of service or application crash. The issue is remotely exploitable without requiring privileges or user interaction. The vendor responded promptly and released version 3.2.8 containing the patch identified by commit ca1a66fffe282767bb08618af9f848e3b68ea47b. This vulnerability is related to CVE-2024-37877.
Potential Impact
Exploitation of this vulnerability may result in an uncaught exception causing the affected application to crash or become unstable. There is no indication of privilege escalation, data disclosure, or code execution. The attack can be initiated remotely without authentication, which increases the risk of denial of service conditions.
Mitigation Recommendations
A fixed version 3.2.8 of aligungr UERANSIM has been released by the vendor to address this vulnerability. It is recommended to upgrade affected installations to version 3.2.8 or later. Patch status is confirmed by the vendor's release and the provided patch identifier. No additional mitigation steps are indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-04-27T09:56:05.895Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69efe58fd3d5ab91023219a9
Added to database: 4/27/2026, 10:39:11 PM
Last enriched: 5/5/2026, 7:32:16 AM
Last updated: 6/12/2026, 4:43:25 AM
Views: 73
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