CVE-2021-35133: qualcomm, inc. snapdragon connectivity, snapdragon industrial iot, snapdragon mobile Use After Free

Vulnerability summary

CVE-2021-35133 is a medium (CVSS 6.7) Use After Free vulnerability in qualcomm, inc. snapdragon connectivity, snapdragon industrial iot, snapdragon mobile. EPSS estimates a 0.12% chance of exploitation in the next 30 days, higher than 1.9% of scored vulnerabilities.

Timeline

1. 02-09-2022
   PublishedVulnerability first disclosed.
2. 04-08-2024
   Last modifiedVulnerability information updated.

Description

Use after free in the synx driver issue while performing other functions during multiple invocation of synx release calls in Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

• CWE-416Use After FreeThe product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.