CVE-2023-21647 Improper Input Validation in Bluetooth HOST

What is CVE-2023-21647?

CVE-2023-21647 is a medium-severity vulnerability in Qualcomm Qca6390 Firmware, published on 8 Aug 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Information disclosure in Bluetooth when an GATT packet is received due to improper input validation.

Weakness: CWE-20

Which versions are affected by CVE-2023-21647?

It affects 43 products.

Products include Qualcomm Qca6390 Firmware, Qualcomm Qca6391 Firmware, Qualcomm Qca6426 Firmware, Qualcomm Qca6436 Firmware, Qualcomm Qca6574au Firmware, Qualcomm Qca6595au Firmware and 37 more.

How do I fix CVE-2023-21647?

No fix has been published for CVE-2023-21647 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-21647 being exploited?

There is no known exploitation of CVE-2023-21647 in the wild and no public exploit code.

Other vulnerabilities in Qualcomm Qca6390 Firmware

• CVE-2021-30336 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Wearables High 8.4
• CVE-2020-11156 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking High 8.1
• CVE-2023-21667 Buffer Over-read in Bluetooth HOST Medium 6.5
• CVE-2021-30314 Information disclosure in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables Medium 6.2
• CVE-2019-10618 Null dereference in Snapdragon Connectivity Medium 5.5

All Qualcomm Qca6390 Firmware vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-74fp-ccm9-fcqm.