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CVE-2022-3077

Date: September 9, 2022

A buffer overflow vulnerability was found in the Linux kernel Intel’s iSMT SMBus host controller driver in the way it handled the I2C_SMBUS_BLOCK_PROC_CALL case (via the ioctl I2C_SMBUS) with malicious input data. This flaw could allow a local user to crash the system.

Severity Score

Related Resources (6)

https://nvd.nist.gov/vuln/detail/CVE-2022-3077
https://github.com/torvalds/linux/commit/690b2549b19563ec5ad53e5c82f6a944d910086e
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-3077
https://access.redhat.com/security/cve/CVE-2022-3077
https://security-tracker.debian.org/tracker/CVE-2022-3077
https://www.mend.io/vulnerability-database/CVE-2022-3077

Severity Score

Weakness Type (CWE)

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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