CVE:CVE-2021-39852
CNNVD:CNNVD-202109-892
Adobe Acrobat和Adobe Reader都是美国奥多比（Adobe）公司的产品。Adobe Acrobat是一套PDF文件编辑和转换工具。Adobe Reader是一套PDF文档阅读软件。
Adobe Acrobat和Adobe Reader存在代码问题漏洞，该漏洞的存在是由于一个NULL指针解除引用错误。远程攻击者可利用该漏洞可以欺骗受害者打开一个特制的文件并执行拒绝服务(DoS)攻击。该漏洞允许远程攻击者可利用该漏洞执行拒绝服务(DoS)攻击。
solution:Upgrade adobe acrobat to a higher version than 17.011.30199,20.004.30006,and avoid the version [17.011.30059,17.011.30199],[20.001.30005,20.004.30006]; Upgrade adobe acrobat_reader to a higher version than 17.011.30199,20.004.30006,and avoid the version [17.011.30059,17.011.30199],[20.001.30005,20.004.30006]; Upgrade adobe acrobat_dc to a higher version than 21.005.20058,21.005.20060,and avoid the version [15.008.20082,21.005.20058],[15.008.20082,21.005.20060]; Upgrade adobe acrobat_reader_dc to a higher version than 21.005.20058,21.005.20060,and avoid the version [15.008.20082,21.005.20058],[15.008.20082,21.005.20060]