Multiple integer overflows in the (1) get_time_t_max and (2) get_time_t_min functions in…
Priority LOW 38CWE-190Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-190 and the CVSS impact.
Summary
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.
Why it matters now
EPSS 0.02122 81st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Red Hat: 1 advisory
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:libarchive:libarchive:*:*:*:*:*:*:*:* | up to 3.1.901a | Vulnerable | libarchive |
| cpe:2.3:o:suse:linux_enterprise_desktop:12:sp1:*:*:*:*:*:* | 12 sp1 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_server:12:sp1:*:*:*:*:*:* | 12 sp1 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:sp1:*:*:*:*:*:* | 12 sp1 | Vulnerable | SUSE |
| cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* | 12.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* | 14.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* | 15.10 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* | 16.04 | Vulnerable | Canonical |
| cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
- cpe:2.3:a:libarchive:libarchive:*:*:*:*:*:*:*:* Versions up to 3.1.901a Vulnerable ·libarchive
- cpe:2.3:o:suse:linux_enterprise_desktop:12:sp1:*:*:*:*:*:* Versions 12 sp1 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_server:12:sp1:*:*:*:*:*:* Versions 12 sp1 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:sp1:*:*:*:*:*:* Versions 12 sp1 Vulnerable ·SUSE
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* Versions 12.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* Versions 14.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* Versions 15.10 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* Versions 16.04 Vulnerable ·Canonical
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
Remediation
Red Hat 1 advisory
- RHSA-2016:1844 Released 2016-09-12 · Red Hat rating Importantlibarchive security update
- Red Hat Enterprise Linux Client (v. 7) libarchive-3.1.2-10.el7_2
- Red Hat Enterprise Linux Client Optional (v. 7) bsdcpio-3.1.2-10.el7_2, bsdtar-3.1.2-10.el7_2, libarchive-devel-3.1.2-10.el7_2
- Red Hat Enterprise Linux ComputeNode (v. 7) libarchive-3.1.2-10.el7_2
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) bsdcpio-3.1.2-10.el7_2, bsdtar-3.1.2-10.el7_2, libarchive-devel-3.1.2-10.el7_2
- Red Hat Enterprise Linux Server (v. 7) libarchive-3.1.2-10.el7_2, libarchive-3.1.2-10.el7_2.ppc
- Red Hat Enterprise Linux Server Optional (v. 7) bsdcpio-3.1.2-10.el7_2, bsdtar-3.1.2-10.el7_2, libarchive-devel-3.1.2-10.el7_2 +1
- Red Hat Enterprise Linux Workstation (v. 7) libarchive-3.1.2-10.el7_2
- Red Hat Enterprise Linux Workstation Optional (v. 7) bsdcpio-3.1.2-10.el7_2, bsdtar-3.1.2-10.el7_2, libarchive-devel-3.1.2-10.el7_2
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2016:1844 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2016:1844 |
| Red Hat Enterprise Linux ComputeNode (v. 7) | Fixed | RHSA-2016:1844 |
| Red Hat Enterprise Linux ComputeNode Optional (v. 7) | Fixed | RHSA-2016:1844 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2016:1844 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2016:1844 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2016:1844 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2016:1844 |
Not affected: 1 product
- Red Hat Enterprise Linux 6
Timeline
- 2026-10-02 Threatist record created from CVE-2015-8931
- 2026-10-03 Alias added: GHSA-ghcq-m3mh-5p57
References
Advisory 9
- USN-3033-1
- RHSA-2016:1844
- https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html
- SUSE-SU-2016:1909
- [oss-security] 20160617 Many invalid memory access issues in libarchive
- GLSA-201701-03
- https://security-tracker.debian.org/tracker/CVE-2015-8931
- [oss-security] 20160617 Re: Many invalid memory access issues in libarchive
- DSA-3657
Sources
- CVE-2015-8931 · CVE Program
- CVE-2015-8931 · NVD
- FIRST EPSS
- GHSA-ghcq-m3mh-5p57 · GitHub Advisory Database · CC BY 4.0
- CVE-2015-8931 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences