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.
CWE-476
CVE-2021-39860
Acrobat Pro 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 disclose sensitive user memory. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
CVE-2021-39804
In reinit of HeifDecoderImpl.cpp, there is a possible crash due to a missing null check. This could lead to remote persistent denial of service in the file picker with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12LAndroid ID: A-215002587
CVE-2021-39562
An issue was discovered in swftools through 20200710. A NULL pointer dereference exists in the function FileStream::makeSubStream() located in Stream.cc. It allows an attacker to cause Denial of Service.
CVE-2021-39563
An issue was discovered in swftools through 20200710. A NULL pointer dereference exists in the function swf_DumpActions() located in swfaction.c. It allows an attacker to cause Denial of Service.
CVE-2021-39575
An issue was discovered in swftools through 20200710. A NULL pointer dereference exists in the function dump_method() located in abc.c. It allows an attacker to cause Denial of Service.