CVE-2016-3189

Name: CVE-2016-3189
Creator: NVD / NIST
Published: 2016-06-30T17:59:01.47+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 15.68%

Last modified Jun 17, 2026

CVE-2016-3189 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Use-after-free vulnerability in bzip2recover in bzip2 1.0.6 allows remote attackers to cause a denial of service (crash) via a crafted bzip2 file, related to block ends set to before the start of the block.. EPSS estimates a 15.68% chance of exploitation in the next 30 days.

Description

Use-after-free vulnerability in bzip2recover in bzip2 1.0.6 allows remote attackers to cause a denial of service (crash) via a crafted bzip2 file, related to block ends set to before the start of the block.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

15.68%

96.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Bzip	Bzip2	1.0.6
Python	Python	>= 3.7.0, < 3.7.13
Python	Python	>= 3.8.0, < 3.8.13
Python	Python	>= 3.9.0, < 3.9.11
Python	Python	>= 3.10.0, < 3.10.3

References

http://packetstormsecurity.com/files/153644/Slackware-Security-Advisory-bzip2-Updates.htmlThird Party Advisory, VDB Entry
http://packetstormsecurity.com/files/153957/FreeBSD-Security-Advisory-FreeBSD-SA-19-18.bzip2.htmlThird Party Advisory, VDB Entry
http://www.openwall.com/lists/oss-security/2016/06/20/1Mailing List
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.htmlThird Party Advisory
http://www.securityfocus.com/bid/91297Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1036132Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1319648Issue Tracking, Third Party Advisory
https://lists.apache.org/thread.html/r19b4a70ac52093115fd71d773a7a4f579599e6275a13cfcf6252c3e3%40%3Cjira.kafka.apache.org%3E
https://lists.apache.org/thread.html/r1dc4c9b3bd559301bdb1557245f78b8910146efb1ee534b774c5f6af%40%3Cdev.kafka.apache.org%3E
https://lists.apache.org/thread.html/r481cda41fefb03e04c51484ed14421d812e5ce9e0972edff10f37260%40%3Cjira.kafka.apache.org%3E
https://lists.apache.org/thread.html/r4ad2ea01354e394b7fa8c78a184b7e1634d51be9bc0e9e4d7e6c9305%40%3Cjira.kafka.apache.org%3E
https://lists.apache.org/thread.html/r5f7ac2bd631ccb12ced65b71ff11f94e76d05b22000795e4a7b61203%40%3Cjira.kafka.apache.org%3E
https://lists.apache.org/thread.html/r5f80cf3ade5bb73410643e885fe6b7bf9f0222daf3533e42c7ae240c%40%3Cjira.kafka.apache.org%3E
https://lists.apache.org/thread.html/r6e3962fc9f6a79851f70cffdec5759065969cec9c6708b964464b301%40%3Cjira.kafka.apache.org%3E
https://lists.apache.org/thread.html/ra0adb9653c7de9539b93cc8434143b655f753b9f60580ff260becb2b%40%3Cusers.kafka.apache.org%3E
https://lists.apache.org/thread.html/redf17d8ad16140733b25ca402ae825d6dfa9b85f73d9fb3fd0c75d73%40%3Cdev.kafka.apache.org%3E
https://lists.apache.org/thread.html/rffebcbeaace56ff1fed7916700d2f414ca1366386fb1293e99b3e31e%40%3Cjira.kafka.apache.org%3E
https://lists.debian.org/debian-lts-announce/2019/06/msg00021.htmlThird Party Advisory
https://seclists.org/bugtraq/2019/Aug/4Mailing List, Third Party Advisory
https://seclists.org/bugtraq/2019/Jul/22Mailing List, Third Party Advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-19:18.bzip2.ascThird Party Advisory
https://security.gentoo.org/glsa/201708-08Third Party Advisory
https://usn.ubuntu.com/4038-1/Third Party Advisory
https://usn.ubuntu.com/4038-2/Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2020.htmlThird Party Advisory
http://packetstormsecurity.com/files/153644/Slackware-Security-Advisory-bzip2-Updates.htmlThird Party Advisory, VDB Entry
http://packetstormsecurity.com/files/153957/FreeBSD-Security-Advisory-FreeBSD-SA-19-18.bzip2.htmlThird Party Advisory, VDB Entry
http://www.openwall.com/lists/oss-security/2016/06/20/1Mailing List
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.htmlThird Party Advisory
http://www.securityfocus.com/bid/91297Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1036132Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1319648Issue Tracking, Third Party Advisory
https://lists.apache.org/thread.html/r19b4a70ac52093115fd71d773a7a4f579599e6275a13cfcf6252c3e3%40%3Cjira.kafka.apache.org%3E
https://lists.apache.org/thread.html/r1dc4c9b3bd559301bdb1557245f78b8910146efb1ee534b774c5f6af%40%3Cdev.kafka.apache.org%3E
https://lists.apache.org/thread.html/r481cda41fefb03e04c51484ed14421d812e5ce9e0972edff10f37260%40%3Cjira.kafka.apache.org%3E
https://lists.apache.org/thread.html/r4ad2ea01354e394b7fa8c78a184b7e1634d51be9bc0e9e4d7e6c9305%40%3Cjira.kafka.apache.org%3E
https://lists.apache.org/thread.html/r5f7ac2bd631ccb12ced65b71ff11f94e76d05b22000795e4a7b61203%40%3Cjira.kafka.apache.org%3E
https://lists.apache.org/thread.html/r5f80cf3ade5bb73410643e885fe6b7bf9f0222daf3533e42c7ae240c%40%3Cjira.kafka.apache.org%3E
https://lists.apache.org/thread.html/r6e3962fc9f6a79851f70cffdec5759065969cec9c6708b964464b301%40%3Cjira.kafka.apache.org%3E
https://lists.apache.org/thread.html/ra0adb9653c7de9539b93cc8434143b655f753b9f60580ff260becb2b%40%3Cusers.kafka.apache.org%3E
https://lists.apache.org/thread.html/redf17d8ad16140733b25ca402ae825d6dfa9b85f73d9fb3fd0c75d73%40%3Cdev.kafka.apache.org%3E
https://lists.apache.org/thread.html/rffebcbeaace56ff1fed7916700d2f414ca1366386fb1293e99b3e31e%40%3Cjira.kafka.apache.org%3E
https://lists.debian.org/debian-lts-announce/2019/06/msg00021.htmlThird Party Advisory
https://seclists.org/bugtraq/2019/Aug/4Mailing List, Third Party Advisory
https://seclists.org/bugtraq/2019/Jul/22Mailing List, Third Party Advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-19:18.bzip2.ascThird Party Advisory
https://security.gentoo.org/glsa/201708-08Third Party Advisory
https://usn.ubuntu.com/4038-1/Third Party Advisory
https://usn.ubuntu.com/4038-2/Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2020.htmlThird Party Advisory

Timeline

Published: Jun 30, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-3189?

How severe is CVE-2016-3189?

CVE-2016-3189 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 15.68% probability of exploitation in the next 30 days.

How do I fix CVE-2016-3189?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-3189?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST