NVD Vulnerability Detail
Search Exploit, PoC
CVE-2026-44215
Summary

NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, a one-byte heap out-of-bounds null write exists in the UFS/UFS2 filesystem image parser in NanaZip. The vulnerability is triggered when opening a crafted UFS filesystem image. The attacker controls the byte offset of the write within a ~254-byte window past the heap allocation boundary. This vulnerability is fixed in 6.0.1698.0.

Publication Date May 13, 2026, 5:16 a.m.
Registration Date May 15, 2026, 4:18 a.m.
Last Update May 15, 2026, 12:48 a.m.
CVSS3.1 : HIGH
スコア 7.1
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
攻撃元区分(AV) ネットワーク
攻撃条件の複雑さ(AC)
攻撃に必要な特権レベル(PR) 不要
利用者の関与(UI)
影響の想定範囲(S) 変更なし
機密性への影響(C) なし
完全性への影響(I)
可用性への影響(A)
Affected software configurations
Configuration1 or higher or less more than less than
cpe:2.3:a:m2team:nanazip:*:*:*:*:*:*:*:* 5.0.1252.0 6.0.1698.0
Related information, measures and tools
Common Vulnerabilities List