CVE-2015-8921
high
CVSS v3
7.5
CVSS v4 NEW
—
VIR risk
7.5
Description
The ae_strtofflags function in archive_entry.c in libarchive before 3.2.0 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted mtree file.
Predictions
Exploit likelihood
83%
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 | 3.2.0-2 |
| debian | bullseye | fixed | 3.2.0-2 |
| debian | forky | fixed | 3.2.0-2 |
| debian | sid | fixed | 3.2.0-2 |
| debian | trixie | fixed | 3.2.0-2 |
| ubuntu | 12.04 | affected | |
| ubuntu | 14.04 | affected | |
| ubuntu | 15.10 | affected | |
| ubuntu | 16.04 | affected | |
| suse | 12.0 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| novell | suse_linux_enterprise_software_development_kit | 12.0 | |
| libarchive | libarchive | {"endIncluding":"3.1.901a"} | |
References
- https://www.suse.com/security/cve/CVE-2015-8921.html
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00025.html
- http://rhn.redhat.com/errata/RHSA-2016-1844.html
- http://rhn.redhat.com/errata/RHSA-2016-1850.html
- http://www.debian.org/security/2016/dsa-3657
- http://www.openwall.com/lists/oss-security/2016/06/17/2
- http://www.openwall.com/lists/oss-security/2016/06/17/5
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.securityfocus.com/bid/91307
- http://www.ubuntu.com/usn/USN-3033-1
- https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html
- https://github.com/libarchive/libarchive/issues/512
- https://security.gentoo.org/glsa/201701-03
- https://security-tracker.debian.org/tracker/CVE-2015-8921
CWEs
CWE-125
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.