Buffer overflow in libarchive through 2.8.5 allows remote attackers to cause a denial of…
Priority LOW 37CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-119 and the CVSS impact.
Summary
Buffer overflow in libarchive through 2.8.5 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted TAR archive.
Why it matters now
EPSS 0.04199 91st percentileScored 2026-11-07
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 · 18
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:freebsd:libarchive:*:*:*:*:*:*:*:* | up to 2.8.5 | Vulnerable | FreeBSD |
| cpe:2.3:a:freebsd:libarchive:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | FreeBSD |
| cpe:2.3:a:freebsd:libarchive:2.1:*:*:*:*:*:*:* | 2.1 | Vulnerable | FreeBSD |
| cpe:2.3:a:freebsd:libarchive:2.2:*:*:*:*:*:*:* | 2.2 | Vulnerable | FreeBSD |
| cpe:2.3:a:freebsd:libarchive:2.2.3:*:*:*:*:*:*:* | 2.2.3 | Vulnerable | FreeBSD |
| cpe:2.3:a:freebsd:libarchive:2.3:*:*:*:*:*:*:* | 2.3 | Vulnerable | FreeBSD |
| cpe:2.3:a:freebsd:libarchive:2.4:*:*:*:*:*:*:* | 2.4 | Vulnerable | FreeBSD |
| cpe:2.3:a:freebsd:libarchive:2.5:*:*:*:*:*:*:* | 2.5 | Vulnerable | FreeBSD |
| cpe:2.3:a:freebsd:libarchive:2.6:*:*:*:*:*:*:* | 2.6 | Vulnerable | FreeBSD |
| cpe:2.3:a:freebsd:libarchive:2.6.1:*:*:*:*:*:*:* | 2.6.1 | Vulnerable | FreeBSD |
- cpe:2.3:a:freebsd:libarchive:*:*:*:*:*:*:*:* Versions up to 2.8.5 Vulnerable ·FreeBSD
- cpe:2.3:a:freebsd:libarchive:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·FreeBSD
- cpe:2.3:a:freebsd:libarchive:2.1:*:*:*:*:*:*:* Versions 2.1 Vulnerable ·FreeBSD
- cpe:2.3:a:freebsd:libarchive:2.2:*:*:*:*:*:*:* Versions 2.2 Vulnerable ·FreeBSD
- cpe:2.3:a:freebsd:libarchive:2.2.3:*:*:*:*:*:*:* Versions 2.2.3 Vulnerable ·FreeBSD
- cpe:2.3:a:freebsd:libarchive:2.3:*:*:*:*:*:*:* Versions 2.3 Vulnerable ·FreeBSD
- cpe:2.3:a:freebsd:libarchive:2.4:*:*:*:*:*:*:* Versions 2.4 Vulnerable ·FreeBSD
- cpe:2.3:a:freebsd:libarchive:2.5:*:*:*:*:*:*:* Versions 2.5 Vulnerable ·FreeBSD
- cpe:2.3:a:freebsd:libarchive:2.6:*:*:*:*:*:*:* Versions 2.6 Vulnerable ·FreeBSD
- cpe:2.3:a:freebsd:libarchive:2.6.1:*:*:*:*:*:*:* Versions 2.6.1 Vulnerable ·FreeBSD
Show 8 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:freebsd:libarchive:2.6.2:*:*:*:*:*:*:* | 2.6.2 | Vulnerable | FreeBSD |
| cpe:2.3:a:freebsd:libarchive:2.7.0:*:*:*:*:*:*:* | 2.7.0 | Vulnerable | FreeBSD |
| cpe:2.3:a:freebsd:libarchive:2.7.1:*:*:*:*:*:*:* | 2.7.1 | Vulnerable | FreeBSD |
| cpe:2.3:a:freebsd:libarchive:2.8.0:*:*:*:*:*:*:* | 2.8.0 | Vulnerable | FreeBSD |
| cpe:2.3:a:freebsd:libarchive:2.8.1:*:*:*:*:*:*:* | 2.8.1 | Vulnerable | FreeBSD |
| cpe:2.3:a:freebsd:libarchive:2.8.2:*:*:*:*:*:*:* | 2.8.2 | Vulnerable | FreeBSD |
| cpe:2.3:a:freebsd:libarchive:2.8.3:*:*:*:*:*:*:* | 2.8.3 | Vulnerable | FreeBSD |
| cpe:2.3:a:freebsd:libarchive:2.8.4:*:*:*:*:*:*:* | 2.8.4 | Vulnerable | FreeBSD |
- cpe:2.3:a:freebsd:libarchive:2.6.2:*:*:*:*:*:*:* Versions 2.6.2 Vulnerable ·FreeBSD
- cpe:2.3:a:freebsd:libarchive:2.7.0:*:*:*:*:*:*:* Versions 2.7.0 Vulnerable ·FreeBSD
- cpe:2.3:a:freebsd:libarchive:2.7.1:*:*:*:*:*:*:* Versions 2.7.1 Vulnerable ·FreeBSD
- cpe:2.3:a:freebsd:libarchive:2.8.0:*:*:*:*:*:*:* Versions 2.8.0 Vulnerable ·FreeBSD
- cpe:2.3:a:freebsd:libarchive:2.8.1:*:*:*:*:*:*:* Versions 2.8.1 Vulnerable ·FreeBSD
- cpe:2.3:a:freebsd:libarchive:2.8.2:*:*:*:*:*:*:* Versions 2.8.2 Vulnerable ·FreeBSD
- cpe:2.3:a:freebsd:libarchive:2.8.3:*:*:*:*:*:*:* Versions 2.8.3 Vulnerable ·FreeBSD
- cpe:2.3:a:freebsd:libarchive:2.8.4:*:*:*:*:*:*:* Versions 2.8.4 Vulnerable ·FreeBSD
Remediation
Red Hat 1 advisory
- RHSA-2011:1507 Released 2011-12-01 · Red Hat rating Moderatelibarchive security update
- Red Hat Enterprise Linux Server (v. 6) libarchive-2.8.3-3.el6_1, libarchive-2.8.3-3.el6_1.ppc
- Red Hat Enterprise Linux Server Optional (v. 6) libarchive-2.8.3-3.el6_1, libarchive-devel-2.8.3-3.el6_1, libarchive-devel-2.8.3-3.el6_1.ppc
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2011:1507 |
| Red Hat Enterprise Linux Server Optional (v. 6) | Fixed | RHSA-2011:1507 |
Timeline
- 2026-10-02 Threatist record created from CVE-2011-1778
- 2026-10-03 Alias added: GHSA-j8fm-g3qm-7gm3
References
More FreeBSD Libarchive vulnerabilities
- TI-2007-03532 archive_read_support_format_tar.c in libarchive before 2.2.4 does not properly compute… CVSS 2.0HIGH 9.3
- TI-2011-01556 Multiple buffer overflows in the (1) heap_add_entry and (2) relocate_dir functions in… CVSS 2.0MEDIUM 6.8
- TI-2010-04389 Buffer overflow in libarchive 3.0 pre-release code allows remote attackers to cause a… CVSS 2.0HIGH 7.5
- TI-2011-01558 Multiple use-after-free vulnerabilities in libarchive 2.8.4 and 2.8.5 allow remote… CVSS 2.0HIGH 7.5
- TI-2007-03535 archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote… CVSS 2.0MEDIUM 4.3
- TI-2007-03536 archive_read_support_format_tar.c in libarchive before 2.2.4 allows user-assisted remote… CVSS 2.0MEDIUM 4.3
Sources
- CVE-2011-1778 · CVE Program
- CVE-2011-1778 · NVD
- FIRST EPSS
- GHSA-j8fm-g3qm-7gm3 · GitHub Advisory Database · CC BY 4.0
- CVE-2011-1778 · 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