The vulnerability of the TGZfname() function in the untgz utility from the zlib compression library allows a perpetrator to execute arbitrary code or cause a service failure.

The vulnerability of the TGZfname function in the untgz utility from the zlib compression library is related to the copying of buffers without checking the size of the input data. Exploiting this vulnerability could allow a remote attacker to execute arbitrary code or cause service interruptions...

MGASA-2026-0006 Updated zlib packages fix security vulnerability

zlib = 1.3.1.2 untgz Global Buffer Overflow in TGZfname. CVE-2026-22184...

CVE-2026-22184

A flaw was found in zlib. A global buffer overflow vulnerability exists in the untgz utility, specifically within the TGZfname function. This flaw allows an attacker to provide an archive name longer than 1024 bytes, leading to an out-of-bounds write. This can result in memory corruption, denial ...