CVE-2025-21487

Name: CVE-2025-21487
Creator: NVD / NIST
Published: 2025-09-24T16:15:34.31+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.2/10EPSS 0.24%

Last modified Jun 17, 2026

CVE-2025-21487 is a high-severity vulnerability rated 8.2/10 on the CVSS scale. Information disclosure while decoding RTP packet received by UE from the network, when payload length mentioned is greater than the available buffer length.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.

Description

Information disclosure while decoding RTP packet received by UE from the network, when payload length mentioned is greater than the available buffer length.

Metrics

CVSS 3.1

8.2/10

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

EPSS Probability

0.24%

15.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-126

Affected Software

Vendor	Product	Versions
Qualcomm	Apq8017 Firmware	All versions
Qualcomm	Apq8064au Firmware	All versions
Qualcomm	Aqt1000 Firmware	All versions
Qualcomm	Fastconnect 6200 Firmware	All versions
Qualcomm	Fastconnect 6700 Firmware	All versions
Qualcomm	Snapdragon 460 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 480 5g Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 480\+ 5g Mobile Platform \(Sm4350-Ac\) Firmware	All versions
Qualcomm	Snapdragon 625 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 626 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 630 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 632 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 636 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 660 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 662 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 670 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 675 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 678 Mobile Platform \(Sm6150-Ac\) Firmware	All versions
Qualcomm	Snapdragon 680 4g Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 685 4g Mobile Platform \(Sm6225-Ad\) Firmware	All versions
Qualcomm	Snapdragon 690 5g Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 695 5g Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 710 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 720g Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 730 Mobile Platform \(Sm7150-Aa\) Firmware	All versions
Qualcomm	Snapdragon 730g Mobile Platform \(Sm7150-Ab\) Firmware	All versions
Qualcomm	Snapdragon 732g Mobile Platform \(Sm7150-Ac\) Firmware	All versions
Qualcomm	Snapdragon 750g 5g Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 765 5g Mobile Platform \(Sm7250-Aa\) Firmware	All versions
Qualcomm	Snapdragon 765g 5g Mobile Platform \(Sm7250-Ab\) Firmware	All versions
Qualcomm	Snapdragon 768g 5g Mobile Platform \(Sm7250-Ac\) Firmware	All versions
Qualcomm	Snapdragon 778g 5g Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 778g\+ 5g Mobile Platform \(Sm7325-Ae\) Firmware	All versions
Qualcomm	Snapdragon 780g 5g Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 782g Mobile Platform \(Sm7325-Af\) Firmware	All versions
Qualcomm	Snapdragon 7c\+ Gen 3 Compute Firmware	All versions
Qualcomm	Snapdragon 8 Gen 1 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 8 Gen 2 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 8 Gen 3 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 8\+ Gen 1 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 8\+ Gen 2 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 820 Automotive Platform Firmware	All versions
Qualcomm	Snapdragon 835 Mobile Pc Platform Firmware	All versions
Qualcomm	Snapdragon 845 Mobile Platform Firmware	All versions
Qualcomm	Snapdragon 855 Mobile Platform Firmware	All versions
Qualcomm	Fastconnect 6800 Firmware	All versions
Qualcomm	Fastconnect 6900 Firmware	All versions
Qualcomm	Fastconnect 7800 Firmware	All versions
Qualcomm	Msm8996au Firmware	All versions
Qualcomm	Qam8255p Firmware	All versions

Showing 50 of 227 affected configurations. See NVD for the full list.

References

https://docs.qualcomm.com/product/publicresources/securitybulletin/september-2025-bulletin.htmlVendor Advisory

Timeline

Published: Sep 24, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-21487?

Information disclosure while decoding RTP packet received by UE from the network, when payload length mentioned is greater than the available buffer length.

How severe is CVE-2025-21487?

CVE-2025-21487 has a CVSS score of 8.2/10 (HIGH severity). The EPSS model estimates a 0.24% probability of exploitation in the next 30 days.

How do I fix CVE-2025-21487?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-21487?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST