Qualcomm Snapdragon Auto Channel use after free

Summaryinfo

A vulnerability was found in Qualcomm Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Mobile, Snapdragon Voice , Music and Snapdragon Wearables and classified as problematic. Affected by this issue is some unknown functionality of the component Channel Handler. Executing a manipulation can lead to use after free. This vulnerability is handled as CVE-2019-2264. It is possible to launch the attack on the local host. There is not any exploit available.

Detailsinfo

A vulnerability was found in Qualcomm Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Mobile, Snapdragon Voice , Music and Snapdragon Wearables (Chip Software). It has been declared as problematic. This vulnerability affects an unknown code of the component Channel Handler. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect availability. CVE summarizes:

Null pointer dereference occurs for channel context while opening glink channel in Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in MDM9607, MDM9640, MSM8909W, QCS405, QCS605, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 625, SD 632, SD 636, SD 712 / SD 710 / SD 670, SD 820A, SD 835, SD 845 / SD 850, SDM439, SDM630, SDM660, SDX24

The weakness was released 07/22/2019 (Website). The advisory is shared for download at codeaurora.org. This vulnerability was named CVE-2019-2264 since 12/10/2018. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/09/2020).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-138434, VDB-138437, VDB-138438 and VDB-138439. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Chip Software

Vendor

• Qualcomm

Name

• Music
• Snapdragon Auto
• Snapdragon Consumer IOT
• Snapdragon Mobile
• Snapdragon Voice
• Snapdragon Wearables

License

• commercial

Website

• Vendor: https://www.qualcomm.com/

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Once again VulDB remains the best source for vulnerability data.

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