Qualcomm Snapdragon Mobile up to SD 855 FIFO array index

Summaryinfo

A vulnerability categorized as critical has been discovered in Qualcomm Snapdragon Mobile, Snapdragon Voice , Music, Snapdragon Wired Infrastructure and Networking up to SD 855. Affected is an unknown function of the component FIFO Handler. Such manipulation leads to array index. This vulnerability is traded as CVE-2019-10499. An attack has to be approached locally. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Qualcomm Snapdragon Mobile, Snapdragon Voice , Music, Snapdragon Wired Infrastructure and Networking up to SD 855 (Chip Software). Affected by this issue is an unknown functionality of the component FIFO Handler. The manipulation with an unknown input leads to a array index vulnerability. Using CWE to declare the problem leads to CWE-129. The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Improper validation of read and write index of tx and rx fifo`s before using for data copy from fifo can lead to out-of-bound access. in Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking in IPQ4019, IPQ8064, IPQ8074, QCS405, SD 665, SD 675, SD 730, SD 855

The weakness was shared 09/30/2019 (Website). The advisory is shared for download at codeaurora.org. This vulnerability is handled as CVE-2019-10499 since 03/29/2019. The attack needs to be approached locally. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 09/17/2020).

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

The entries VDB-142721, VDB-142722, VDB-142725 and VDB-142726 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Chip Software

Vendor

• Qualcomm

Name

• Music
• Networking
• Snapdragon Mobile
• Snapdragon Voice
• Snapdragon Wired Infrastructure

Version

• IPQ4019
• IPQ8064
• IPQ8074
• QCS405
• SD 665
• SD 675
• SD 730
• SD 855

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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