CVE-2016-4302
high
CVSS v3
7.8
CVSS v4 NEW
—
VIR risk
7.8
Description
Heap-based buffer overflow in the parse_codes function in archive_read_support_format_rar.c in libarchive before 3.2.1 allows remote attackers to execute arbitrary code via a RAR file with a zero-sized dictionary.
Predictions
Exploit likelihood
75%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 3.2.1-1 |
| debian | bullseye | fixed | 3.2.1-1 |
| debian | forky | fixed | 3.2.1-1 |
| debian | sid | fixed | 3.2.1-1 |
| debian | trixie | fixed | 3.2.1-1 |
| rhel | 7.0 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| libarchive | libarchive | {"endIncluding":"3.2.0"} | |
References
- https://www.suse.com/security/cve/CVE-2016-4302.html
- http://blog.talosintel.com/2016/06/the-poisoned-archives.html
- http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=1348444
- http://rhn.redhat.com/errata/RHSA-2016-1844.html
- http://www.debian.org/security/2016/dsa-3657
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.securityfocus.com/bid/91331
- http://www.talosintel.com/reports/TALOS-2016-0154/
- https://github.com/libarchive/libarchive/commit/05caadc7eedbef471ac9610809ba683f0c698700
- https://github.com/libarchive/libarchive/issues/719
- https://security.gentoo.org/glsa/201701-03
- https://security-tracker.debian.org/tracker/CVE-2016-4302
CWEs
CWE-119
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.