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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.002 (14.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 14.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
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
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.