CVE-2021-3752
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2021-3752
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-3752.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2021-3752
- Downstream
- Related
- Published
- 2022-02-16T19:15:08Z
- Modified
- 2025-08-09T20:01:26Z
- Severity
-
- 7.1 (High) CVSS_V3 - CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
A use-after-free flaw was found in the Linux kernel’s Bluetooth subsystem in the way user calls connect to the socket and disconnect simultaneously due to a race condition. This flaw allows a user to crash the system or escalate their privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
- References
-
- https://bugzilla.redhat.com/show_bug.cgi?id=1999544
- https://lists.debian.org/debian-lts-announce/2022/03/msg00011.html
- https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html
- https://security.netapp.com/advisory/ntap-20220318-0009/
- https://www.debian.org/security/2022/dsa-5096
- https://www.openwall.com/lists/oss-security/2021/09/15/4
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://lore.kernel.org/lkml/20211115165435.133245729%40linuxfoundation.org/