CVE-2024-8947

描述

A vulnerability was found in MicroPython 1.22.2. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file py/objarray.c. The manipulation leads to use after free. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. Upgrading to version 1.23.0 is able to address this issue. The identifier of the patch is 4bed614e707c0644c06e117f848fa12605c711cd. It is recommended to upgrade the affected component. In micropython objarray component, when a bytes object is resized and copied into itself, it may reference memory that has already been freed.

如何修補 CVE-2024-8947

要修補 CVE-2024-8947,請將受影響套件升級到下列已修補版本。

• —升級至 1.24.0+ds-1 或更新版本
• —未列出修補版本
• —升級至 4bed614e707c0644c06e117f848fa12605c711cd 或更新版本
• —未列出修補版本
• —升級至 4bed614e707c0644c06e117f848fa12605c711cd 或更新版本

CVE-2024-8947 正在被利用嗎?

低 — EPSS 為 1.0%,目前沒有觀察到大規模利用活動。

受影響套件(5)

• from 0, < 1.24.0+ds-1
• from 0, <= 3.3.3.post3
• from 0, < 4bed614e707c0644c06e117f848fa12605c711cd | from 0
• from 0, <= 0.1
• from 0, < 4bed614e707c0644c06e117f848fa12605c711cd | from 0

CVSS 分數

參考連結(12)

• ADVISORYgithub.com/advisories/GHSA-pwwp-3q7j-9mx8
• ADVISORYnvd.nist.gov/vuln/detail/CVE-2024-8947
• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2024-8947
• WEBgithub.com/micropython/micropython/commit/4bed614e707c0644c06e117f848fa12605c711cd