CVE-2021-47596

CVSS v3 Score
7.8
High

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix use-after-free bug in hclgevf_send_mbx_msg Currently, the hns3_remove function firstly uninstall client instance, and then uninstall acceletion engine device. The netdevice is freed in client instance uninstall process, but acceletion engine device uninstall process still use it to trace runtime information. This causes a use after free problem. So fixes it by check the instance register state to avoid use after free.

CVSS:7.8(High)

Use-after-free vulnerability in the GIFReadNextExtension function in lib/pngxtern/gif/gifread.c in OptiPNG 0.6.2 and earlier allows context-dependent attackers to cause a denial of service (applicatio...

CVSS:7.8(High)

Use-after-free vulnerability in the Doc.media.newPlayer method in Multimedia.api in Adobe Reader and Acrobat 9.x before 9.3, and 8.x before 8.2 on Windows and Mac OS X, allows remote attackers to exec...

CVSS:7.8(High)

Use-after-free vulnerability in SumatraPDF Reader 2.x before 2.2.1 allows remote attackers to execute arbitrary code via a crafted PDF file.

CVSS:7.8(High)

In GNSS in all Android releases from CAF using the Linux kernel, a Use After Free vulnerability could potentially exist.

CVSS:7.8(High)

In WCDMA in all Android releases from CAF using the Linux kernel, a Use After Free vulnerability could potentially exist.

CVSS:7.8(High)

In Core Kernel in all Android releases from CAF using the Linux kernel, a Use After Free vulnerability could potentially exist.