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CVE-2022-4139

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Date: January 27, 2023

An incorrect TLB flush issue was found in the Linux kernel’s GPU i915 kernel driver, potentially leading to random memory corruption or data leaks. This flaw could allow a local user to crash the system or escalate their privileges on the system.

Language: C

Severity Score

Related Resources (8)

https://access.redhat.com/security/cve/CVE-2022-4139
https://bugzilla.redhat.com/show_bug.cgi?id=2147572
https://security.netapp.com/advisory/ntap-20230309-0004/
https://nvd.nist.gov/vuln/detail/CVE-2022-4139
https://security-tracker.debian.org/tracker/CVE-2022-4139
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-4139
https://www.openwall.com/lists/oss-security/2022/11/30/1
https://www.mend.io/vulnerability-database/CVE-2022-4139

Severity Score

Weakness Type (CWE)

Missing Release of Memory after Effective Lifetime

CWE-401

Improper Preservation of Permissions

CWE-281

Top Fix

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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): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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