FreeBSD Kernel buffer overflow | CVE-2022-23088
NAME
FreeBSD Kernel buffer overflow
- Platforms Affected:
FreeBSD FreeBSD 12.0
FreeBSD FreeBSD 12.1
FreeBSD FreeBSD 12.2
FreeBSD FreeBSD 13.0-STABLE - Risk Level:
8.3 - Exploitability:
Unproven - Consequences:
Gain Access
DESCRIPTION
FreeBSD Kernel is vulnerable to a heap-based buffer overflow, caused by improper bounds handling of 802.11 Wi-Fi beacon frames. By sending an overly long argument, a remote attacker could overflow a buffer and execute arbitrary code on the system.
CVSS 3.0 Information
- Privileges Required: None
- User Interaction: None
- Scope: Changed
- Access Vector: Adjacent Network
- Access Complexity: High
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- Remediation Level: Official Fix
MITIGATION
Refer to FreeBSD Security Advisory FreeBSD-SA-22:07.wifi_meshid.asc for patch, upgrade or suggested workaround information. See References.
- Reference Link:
https://www.zerodayinitiative.com/advisories/ZDI-22-806/ - Reference Link:
https://www.freebsd.org/security/advisories/FreeBSD-SA-22:07.wifi_meshid.asc
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