A vulnerability has been reported in GNU gzip, which can be exploited by malicious people to cause a DoS (Denial of Service) and potentially compromise a user's system.
The vulnerability is caused due to an input sanitation error within the "huft_build()" function in inflate.c, which can be exploited to cause an infinite loop and potentially execute arbitrary code by tricking a user into decompressing a specially crafted archive.
This may be related to vulnerability #4 in: SA21996
Solution: Update to version 1.3.13 or later.
Provided and/or discovered by: Thiemo Nagel
Original Advisory: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=507263
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Subject: GNU gzip "huft_build()" Input Sanitation Vulnerability
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