CVE-2025-21427: qualcomm, inc. snapdragon Buffer Over-read

Vulnerability summary

CVE-2025-21427 is a high (CVSS 8.2) Buffer Over-read vulnerability in qualcomm, inc. snapdragon. EPSS estimates a 0.24% chance of exploitation in the next 30 days, higher than 14.8% of scored vulnerabilities.

Timeline

1. 08-07-2025
   PublishedVulnerability first disclosed.
2. 08-07-2025
   Last modifiedVulnerability information updated.

Description

Information disclosure while decoding this RTP packet Payload when UE receives the RTP packet from the network.

• CWE-126Buffer Over-readThe product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer.
• CWE-125Out-of-bounds ReadThe product reads data past the end, or before the beginning, of the intended buffer.