CVE-2015-8931
high
CVSS v3
7.8
CVSS v2
6.8
VIR risk
7.8
Description
Multiple integer overflows in the (1) get_time_t_max and (2) get_time_t_min functions in archive_read_support_format_mtree.c in libarchive before 3.2.0 allow remote attackers to have unspecified impact via a crafted mtree file, which triggers undefined behavior.
Predictions
Exploit likelihood
75%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2015-8931
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2015-8931.html
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 | |
| debian | 7.0 | affected | |
| debian | 8.0 | affected | |
| suse | 12 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| libarchive | libarchive | {"endIncluding":"3.1.901a"} | |
References
- https://www.suse.com/security/cve/CVE-2015-8931.html
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00025.html
- http://rhn.redhat.com/errata/RHSA-2016-1844.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/91338
- 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/539
- https://security-tracker.debian.org/tracker/CVE-2015-8931
- https://security.gentoo.org/glsa/201701-03
CWEs
CWE-190
Verify integrity in audit chain (admin only). AS-IS.