CVE-2023-6931 Vulnerability Details

  /     /     /  

CVE-2023-6931 Metadata Quick Info

CVE Published: 19/12/2023 | CVE Updated: 02/08/2024 | CVE Year: 2023
Source: Google | Vendor: Linux | Product: Kernel
Status : PUBLISHED

---

CVE-2023-6931 Description

A heap out-of-bounds write vulnerability in the Linux kernel\'s Performance Events system component can be exploited to achieve local privilege escalation. A perf_event\'s read_size can overflow, leading to an heap out-of-bounds increment or write in perf_read_group(). We recommend upgrading past commit 382c27f4ed28f803b1f1473ac2d8db0afc795a1b.

Metrics

CVSS Version: 3.1 | Base Score: 7.8 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

l➤ Exploitability Metrics:
    Attack Vector (AV)* LOCAL
    Attack Complexity (AC)* LOW
    Privileges Required (PR)* LOW
    User Interaction (UI)* NONE
    Scope (S)* UNCHANGED

l➤ Impact Metrics:
    Confidentiality Impact (C)* HIGH
    Integrity Impact (I)* HIGH
    Availability Impact (A)* HIGH

Weakness Enumeration (CWE)

CWE-ID: CWE-787
CWE Name: CWE-787 Out-of-bounds Write
Source: Linux

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID: CAPEC-233
CAPEC Description: CAPEC-233 Privilege Escalation


Source: NVD (National Vulnerability Database).