CVE-2026-47224

MEDIUM

NanaZip: Heap buffer-overflow read in NanaZip LVM metadata CRC check

Title source: cna
STIX 2.1

Description

NanaZip is the 7-Zip derivative intended for the modern Windows experience. From version 3.0.1000.0 to before version 6.0.1698.0, a heap buffer-overflow read exists in the LVM2 physical-volume metadata parser in NanaZip (via the upstream 7-Zip LvmHandler). The vulnerability is triggered when opening a crafted LVM disk image. This issue has been patched in stable version 6.0.1698.0 and preview version 6.5.1742.0.

References (1)

Core 1
Core References

Scores

CVSS v3 4.3
EPSS 0.0019
EPSS Percentile 8.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-125
Status published
Products (1)
M2Team/NanaZip >= 3.0.1000.0, < 6.0.1698.0
Published Jun 12, 2026
Tracked Since Jun 12, 2026