Out-of-bounds Read in Bzip3 Project

CVE-2023-29417

An issue was discovered in libbzip3.a in bzip3 1.2.2. There is a bz3_decompress out-of-bounds read in certain situations where buffers passed to bzip3 do not contain enough space to be filled with decompressed data. NOTE: the vendor's perspective is that the observed behavior can only occur for a contract violation, and thus the report is invalid.

Vulnerability class: Buffer Overflow

EPSS: 0.008 (52.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-29417?
CVE-2023-29417 is a medium-severity vulnerability in Bzip3 Project, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2023-04-06.
How severe is CVE-2023-29417?
Medium severity. CVSS v3 base score is 6.5 out of 10.