SB2022081007 - Multiple vulnerabilities in Adobe Acrobat and Reader
Published: August 10, 2022 Updated: August 19, 2022
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 7 secuirty vulnerabilities.
1) Use-after-free (CVE-ID: CVE-2022-35665)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a use-after-free error and execute arbitrary code on the system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
2) Improper input validation (CVE-ID: CVE-2022-35666)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a improper input validation when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file and execute arbitrary code on the system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
3) Out-of-bounds write (CVE-ID: CVE-2022-35667)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when parsing embedded fonts. A remote attacker can trick the victim to open a specially crafted PDF file, trigger an out-of-bounds write and execute arbitrary code on the system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
4) Improper input validation (CVE-ID: CVE-2022-35668)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to a improper input validation when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file and read system memory.5) Use-after-free (CVE-ID: CVE-2022-35670)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a use-after-free error and read system memory.6) Out-of-bounds read (CVE-ID: CVE-2022-35671)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to a boundary error when parsing embedded fonts. A remote attacker can trick the victim to open a specially crafted PDF file, trigger an out-of-bounds read and read system memory.
7) Out-of-bounds read (CVE-ID: CVE-2022-35678)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to a boundary error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger an out-of-bounds read and read system memory.
Remediation
Install update from vendor's website.