Buffer overflow in Qualcomm Csr8510 A10
CVE-2021-35093
Possible memory corruption in BT controller when it receives an oversized LMP packet over 2-DH1 link and leads to denial of service in BlueCore
Vulnerability class: Buffer Overflow
EPSS: 0.002 (16.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Qualcomm Csr8510_a10
- Qualcomm Csr8510_a10_firmware
- Qualcomm Csr8811_a12
- Qualcomm Csr8811_a12_firmware
- Qualcomm, Inc. Bluecore — versions CSR8510 A10, CSR8811 A12
Weakness classification (CWE)
Public proof-of-concept exploits
References
- product-security@qualcomm.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-35093?
- CVE-2021-35093 is a medium-severity vulnerability in Qualcomm Csr8510 A10, classified under Out-of-bounds Write. CVSS score: 6.5/10. Published 2022-01-03.
- How severe is CVE-2021-35093?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2021-35093 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.