Advisory Published

CVE-2021-35115: Use After Free

First published: Fri Apr 01 2022(Updated: )

Improper handling of multiple session supported by PVM backend can lead to use after free in Snapdragon Auto, Snapdragon Mobile

Credit: product-security@qualcomm.com

Affected SoftwareAffected VersionHow to fix
Google Android
Google Android
Qualcomm Ar6003 Firmware
Google Android
Qualcomm Mdm8215 Firmware
Qualcomm Mdm8215
Qualcomm Mdm8215m Firmware
Qualcomm Mdm8215m
Qualcomm Mdm8615m Firmware
Qualcomm Mdm8615m
Qualcomm Mdm9215 Firmware
Qualcomm Mdm9215
Qualcomm Mdm9310 Firmware
Qualcomm Mdm9310
Qualcomm Mdm9615 Firmware
Google Android
Qualcomm Mdm9615m Firmware
Qualcomm Mdm9615m
Google Android
Qualcomm Msm8996au
Google Android
Google Android
Qualcomm Qca6564au Firmware
Google Android
Google Android
Google Android
Google Android
Qualcomm Qca6574au
Google Android
Qualcomm Qca6584au
Google Android
Qualcomm Qca6696
Google Android
Qualcomm Sa6145p
Qualcomm Sa6150p Firmware
Google Android
Google Android
Qualcomm Sa6155p
Qualcomm Sa8145p Firmware
Qualcomm Sa8145p
Google Android
Qualcomm Sa8150p
Google Android
Google Android
Qualcomm Sa8195p Firmware
Google Android
Qualcomm Sa8540p Firmware
Qualcomm Sa8540p
Qualcomm Sa9000p Firmware
Qualcomm Sa9000p
Qualcomm Sdx55 Firmware
Qualcomm Sdx55
Google Android
Google Android
Qualcomm Wcd9341 Firmware
Google Android

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Frequently Asked Questions

  • What is CVE-2021-35115?

    CVE-2021-35115 is a vulnerability in Qualcomm Snapdragon Auto and Snapdragon Mobile that results from improper handling of multiple sessions supported by the PVM backend, leading to a use-after-free vulnerability.

  • What is the severity of CVE-2021-35115?

    CVE-2021-35115 has a severity rating of 7.8 (high).

  • Which software is affected by CVE-2021-35115?

    CVE-2021-35115 affects Qualcomm Snapdragon Auto and Snapdragon Mobile.

  • How can CVE-2021-35115 be exploited?

    CVE-2021-35115 can be exploited by attackers who are able to send specially crafted packets to the vulnerable system, leading to a use-after-free condition.

  • Is there a fix available for CVE-2021-35115?

    Yes, a fix for CVE-2021-35115 is provided by Qualcomm. It is recommended to apply the necessary patches to mitigate the vulnerability.


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