Adobe Security Bulletin

Last updated on Jul 27, 2021 10:53:03 AM GMT

Security updates available for Adobe Photoshop | APSB21-38

Bulletin ID	Date Published	Priority
APSB21-38	June 08, 2021	3

Summary

Adobe has released updates for Photoshop for Windows and macOS. These updates resolve a  critical vulnerability.  Successful exploitation could lead to arbitrary code execution in the context of the current user.           

Affected Versions

Product	Affected version	Platform
Photoshop 2020	21.2.8 and earlier versions	Windows and macOS
Photoshop 2021	22.4.1 and earlier versions	Windows and macOS

Solution

Adobe categorizes these updates with the following priority ratings and recommends users update their installation to the newest version via the Creative Cloud desktop app’s update mechanism.  For more information, please reference this help page.   

Product	Updated versions	Platform	Priority
Photoshop 2020	21.2.9	Windows and macOS	3
Photoshop 2021	22.4.2	Windows and macOS	3

Note:

For managed environments, IT administrators can use the Admin Console to deploy Creative Cloud applications to end users. Refer to this help page for more information.

Note:

CVE-2021-28582 was resolved by Photoshop 2020 version 21.2.8 and Photoshop 2021 version 22.4.0 as well.

Vulnerability details

Vulnerability Category	Vulnerability Impact	Severity	CVSS base score	CVSS vector	CVE Number
Heap-based Buffer Overflow (CWE-122)	Arbitrary code execution	Critical	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CVE-2021-28624
Buffer Overflow  (CWE-788)	Arbitrary code execution	Critical	8.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CVE-2021-28582

Acknowledgments

Adobe would like to thank the following for reporting the relevant issues and for working with Adobe to help protect our customers:

Yongjun Liu of nsfocus security team (liuyongjun) (CVE-2021-28582)

Revisions

July 13, 2021: Removed details about CVE-2021-28624

For more information, visit https://helpx.adobe.com/security.html , or email PSIRT@adobe.com