What is CVE-2021-42265?

CVE-2021-42265 is a vulnerability in Adobe Premiere Pro versions 22.0 (and earlier) and 15.4.2 (and earlier) that allows for an out-of-bounds read and disclosure of sensitive memory.

How does CVE-2021-42265 affect Adobe Premiere Pro?

CVE-2021-42265 affects Adobe Premiere Pro versions 22.0 (and earlier) and 15.4.2 (and earlier), potentially leading to the disclosure of sensitive memory.

How can an attacker exploit CVE-2021-42265?

An attacker can exploit CVE-2021-42265 by leveraging the out-of-bounds read vulnerability to bypass mitigations like ASLR.

What is the severity of CVE-2021-42265?

The severity of CVE-2021-42265 is medium, with a severity value of 5.5.

How can I fix CVE-2021-42265?

To fix CVE-2021-42265, update Adobe Premiere Pro to versions 15.4.3 or 22.1.1, which include the necessary security patches.

Vulnerability/
CVE-2021-42265

medium

5.5

CWE

125

7/9/2023

4/8/2024

CVE-2021-42265: Adobe Premiere Pro MP4 File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

First published: Thu Sep 07 2023(Updated: )

Adobe Premiere Pro versions 22.0 (and earlier) and 15.4.2 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Credit: psirt@adobe.com psirt@adobe.com

Affected Software	Affected Version	How to fix
Adobe Premiere Pro	<15.4.3
Adobe Premiere Pro	>=22.0<22.1.1
Apple macOS
Microsoft Windows

Remedy

https://helpx.adobe.com/security/products/premiere_pro/apsb21-117.html

Never miss a vulnerability like this again

Reference Links

https://helpx.adobe.com/security/products/premiere_pro/apsb21-117.html

Frequently Asked Questions

What is CVE-2021-42265?
CVE-2021-42265 is a vulnerability in Adobe Premiere Pro versions 22.0 (and earlier) and 15.4.2 (and earlier) that allows for an out-of-bounds read and disclosure of sensitive memory.
How does CVE-2021-42265 affect Adobe Premiere Pro?
CVE-2021-42265 affects Adobe Premiere Pro versions 22.0 (and earlier) and 15.4.2 (and earlier), potentially leading to the disclosure of sensitive memory.
How can an attacker exploit CVE-2021-42265?
An attacker can exploit CVE-2021-42265 by leveraging the out-of-bounds read vulnerability to bypass mitigations like ASLR.
What is the severity of CVE-2021-42265?
The severity of CVE-2021-42265 is medium, with a severity value of 5.5.
How can I fix CVE-2021-42265?
To fix CVE-2021-42265, update Adobe Premiere Pro to versions 15.4.3 or 22.1.1, which include the necessary security patches.

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