Denial-of-Service of the antivirus engine when unpacking UPX file.
RISK LEVEL: Medium
FIX: FIX No User action is required. The required fix has been published through automatic update channel with Capricorn update 2021-11-22_03
All supported platforms for the affected products
A vulnerability affecting F-Secure antivirus engine was discovered whereby unpacking UPX file can lead to denial-of-service. The vulnerability can be exploited remotely by an attacker. A successful attack will result in denial-of-service of the antivirus engine.
This issue was reported to F-Secure through the Vulnerability Reward Program. No known exploit or attack has been seen in the wild.
F-Secure Corporation would like to thank faty420 for bringing this issue to our attention.
Date Issued: 2021-11-26