CVE-2026-42444

NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, a denial-of-service vulnerability exists in the littlefs filesystem image parser in NanaZip. The handler's Open method reads BlockCount directly from the attacker-controlled superblock without any validation against the...

CVE-2026-42444 NanaZip: Unbounded resource consumption in NanaZip littlefs parser via attacker-controlled BlockCount

NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, a denial-of-service vulnerability exists in the littlefs filesystem image parser in NanaZip. The handler's Open method reads BlockCount directly from the attacker-controlled superblock without any validation against the...

EUVD-2026-29789

NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, a denial-of-service vulnerability exists in the littlefs filesystem image parser in NanaZip. The handler's Open method reads BlockCount directly from the attacker-controlled superblock without any validation against the...

CVE-2026-42444

NanaZip: Unbounded resource consumption DoS in the littlefs image parser. From 5.0.1252.0 to before 6.0.1698.0, the parser reads BlockCount from a crafted superblock without validation, then allocates per-iteration path entries. A 44-byte littlefs image with BlockCount = 0xFFFFFFFF causes ~4 bill...