CVE Vulnerabilities

CVE-2021-39849

NULL Pointer Dereference

Published: Sep 29, 2021 | Modified: Oct 06, 2021
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu

Acrobat Reader DC versions 2021.005.20060 (and earlier), 2020.004.30006 (and earlier) and 2017.011.30199 (and earlier) are affected by a Null pointer dereference vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Weakness

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

Affected Software

Name Vendor Start Version End Version
Acrobat Adobe 20.001.30005 (including) 20.004.30006 (including)
Acrobat_reader Adobe 20.001.30005 (including) 20.004.30006 (including)

Potential Mitigations

References