CVE-2026-110602

MediumCVSS 6.3/10Last modified Oct 16, 2026

Description

libmspack through 0.11alpha contains an uninitialized pointer free vulnerability in kwajd_open() in mspack/kwajd.c that frees unzeroed filename and extra pointers on header read errors. Attackers can supply a truncated, empty, or wrong-signature KWAJ file to crash the process or obtain an arbitrary-free memory corruption primitive.

Metrics

CVSS 3.1 6.3/10CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:H

Weakness enumeration

CWE-824

Affected software

Vendor	Product	Versions
kyz	libmspack	<= 0.11alpha

References

Timeline

Published: Oct 14, 2026
Last modified: Oct 16, 2026
NVD status: Deferred

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