CVE:CVE-2013-2021
CNNVD:CNNVD-201305-021
Clam AntiVirus（ClamAV）是ClamAV团队开发的一套免费且开源的杀毒软件。该软件用于检测木马、病毒、恶意软件和其他恶意威胁。
ClamAV 0.97.1至0.97.7版本中的pdf.c中存在漏洞。远程攻击者可通过加密的PDF文件中特制的长度值利用该漏洞造成拒绝服务（越边界读取）。
solution:Upgrade canonical ubuntu_linux to a higher version than 10.04,11.10,12.04,12.10,13.04,and avoid the version 10.04,11.10,12.04,12.10,13.04; Upgrade suse linux_enterprise_server to a higher version than 11.0:sp1,11.0:sp2,and avoid the version 11.0:sp1,11.0:sp2; Upgrade clamav clamav to a higher version than 0.97.1,0.97.2,0.97.3,0.97.4,0.97.5,0.97.6,0.97.7,and avoid the version 0.97.1,0.97.2,0.97.3,0.97.4,0.97.5,0.97.6,0.97.7