F-Secure Anti-Virus 5.41 and 5.42 on Windows, Client Security 5.50 and 5.52, 4.60 for Samba Servers, and 4.52 and earlier for Linux does no…

F-Secure Anti-Virus 5.41 and 5.42 on Windows, Client Security 5.50 and 5.52, 4.60 for Samba Servers, and 4.52 and earlier for Linux does not properly detect certain viruses in a PKZip archive, which allows viruses such as Sober.D and Sober.G to bypass initial detection.