CVE-2023-29421

PoC —

CVSS 3.1

8.8 high

EPSS

<1%p58

Published

Apr 6, 2023 (Apr 6, 2023)

Modified

Jun 17, 2026

Description

An issue was discovered in libbzip3.a in bzip3 before 1.2.3. There is an out-of-bounds write in bz3_decode_block.

Vendors: bzip3 project
Products: bzip3
Weakness: CWE-787
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.9%)

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