Double Free in Zephyrproject Zephyr
CVE-2022-3806
Inconsistent handling of error cases in bluetooth hci may lead to a double free condition of a network buffer.
Vulnerability class: Double Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.010 (61.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 61.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Zephyrproject Zephyr
- Zephyrproject-Rtos Zephyr — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-w525-fm68-ppq3 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-3806?
- CVE-2022-3806 is a critical-severity vulnerability in Zephyrproject Zephyr, classified under Double Free. CVSS score: 9.8/10. Published 2023-01-25.
- How severe is CVE-2022-3806?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2022-3806 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.