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CVE-2022-2873

Date: August 21, 2022

An out-of-bounds memory access flaw was found in the Linux kernel Intel’s iSMT SMBus host controller driver in the way a user triggers the I2C_SMBUS_BLOCK_DATA (with the ioctl I2C_SMBUS) with malicious input data. This flaw allows a local user to crash the system.

Severity Score

Related Resources (11)

https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
https://access.redhat.com/security/cve/CVE-2022-2873
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-2873
https://www.debian.org/security/2023/dsa-5324
https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html
https://lore.kernel.org/lkml/20220729093451.551672-1-zheyuma97%40gmail.com/T/
https://nvd.nist.gov/vuln/detail/CVE-2022-2873
https://security-tracker.debian.org/tracker/CVE-2022-2873
https://lore.kernel.org/lkml/20220729093451.551672-1-zheyuma97@gmail.com/T/
https://security.netapp.com/advisory/ntap-20230120-0001/
https://www.mend.io/vulnerability-database/CVE-2022-2873

Severity Score

Weakness Type (CWE)

Incorrect Calculation of Buffer Size

CWE-131

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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