13 matches found
CVE-2026-55783
NanaZip is the 7-Zip derivative intended for the modern Windows experience. Prior to 6.5.1749.0, NanaZip's seven in-house IInArchive handlers in NanaZip.Codecs unconditionally dereference the caller-supplied Indices array inside Extract when the archive engine signals extract everything by passin...
CVE-2026-55783
NanaZip (a 7‑Zip derivative) is affected prior to version 6.5.1749.0. The in‑house IInArchive handlers in NanaZip.Codecs dereference the caller‑supplied Indices array during Extract when Indices is NULL and NumItems is 0xFFFFFFFF, in the code path for a full archive extraction (Test or Extract al...
CVE-2026-55783 NanaZip: NULL pointer dereference in Extract() of all seven NanaZip custom archive handlers when extracting/testing the whole archive
NanaZip is the 7-Zip derivative intended for the modern Windows experience. Prior to 6.5.1749.0, NanaZip's seven in-house IInArchive handlers in NanaZip.Codecs unconditionally dereference the caller-supplied Indices array inside Extract when the archive engine signals extract everything by passin...
EUVD-2026-42955
NanaZip is the 7-Zip derivative intended for the modern Windows experience. Prior to 6.5.1749.0, NanaZip's seven in-house IInArchive handlers in NanaZip.Codecs unconditionally dereference the caller-supplied Indices array inside Extract when the archive engine signals extract everything by passin...
CVE-2026-42446
NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, a stack-based out-of-bounds read exists in the ZealFS filesystem image parser in NanaZip. The vulnerability is triggered when opening a crafted ZealFS v1 filesystem image. An attacker-controlled BitmapSize field in the...
CVE-2026-42446
NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, a stack-based out-of-bounds read exists in the ZealFS filesystem image parser in NanaZip. The vulnerability is triggered when opening a crafted ZealFS v1 filesystem image. An attacker-controlled BitmapSize field in the...
CVE-2026-42446 NanaZip: Stack out-of-bounds read in NanaZip ZealFS bitmap parser
NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, a stack-based out-of-bounds read exists in the ZealFS filesystem image parser in NanaZip. The vulnerability is triggered when opening a crafted ZealFS v1 filesystem image. An attacker-controlled BitmapSize field in the...
EUVD-2026-29791
NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, a stack-based out-of-bounds read exists in the ZealFS filesystem image parser in NanaZip. The vulnerability is triggered when opening a crafted ZealFS v1 filesystem image. An attacker-controlled BitmapSize field in the...
CVE-2026-42446
NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, a stack-based out-of-bounds read exists in the ZealFS filesystem image parser in NanaZip. The vulnerability is triggered when opening a crafted ZealFS v1 filesystem image. An attacker-controlled BitmapSize field in the...
CVE-2026-42446
CVE-2026-42446 affects NanaZip through versions 5.0.1252.0–before 6.0.1698.0. A stack-based out-of-bounds read occurs in the ZealFS filesystem image parser when opening a crafted ZealFS v1 image. The vulnerability is triggered by an attacker-controlled BitmapSize field in the file header, driving...
CVE-2026-42446 NanaZip: Stack out-of-bounds read in NanaZip ZealFS bitmap parser
NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, a stack-based out-of-bounds read exists in the ZealFS filesystem image parser in NanaZip. The vulnerability is triggered when opening a crafted ZealFS v1 filesystem image. An attacker-controlled BitmapSize field in the...
PT-2026-40360
NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, a stack-based out-of-bounds read exists in the ZealFS filesystem image parser in NanaZip. The vulnerability is triggered when opening a crafted ZealFS v1 filesystem image. An attacker-controlled BitmapSize field in the...
NanaZip 缓冲区错误漏洞
NanaZip is a compression software open-source by the M2-Team. Versions of NanaZip from 5.0.1252.0 to 6.0.1698.0 contained a buffer error vulnerability. This vulnerability stemmed from the BitmapSize field in the ZealFS file system image resolver, where an attacker-controlled BitmapSize field led ...