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TI-2011-01556 Aliases CVE-2011-1777GHSA-g8qh-wrpv-q82v

Multiple buffer overflows in the (1) heap_add_entry and (2) relocate_dir functions in…

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

Multiple buffer overflows in the (1) heap_add_entry and (2) relocate_dir functions in archive_read_support_format_iso9660.c in libarchive through 2.8.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted ISO9660 image.

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

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 18

CPEVersionsRoleVendor
cpe:2.3:a:freebsd:libarchive:*:*:*:*:*:*:*:*up to 2.8.5VulnerableFreeBSD
cpe:2.3:a:freebsd:libarchive:2.0:*:*:*:*:*:*:*2.0VulnerableFreeBSD
cpe:2.3:a:freebsd:libarchive:2.1:*:*:*:*:*:*:*2.1VulnerableFreeBSD
cpe:2.3:a:freebsd:libarchive:2.2:*:*:*:*:*:*:*2.2VulnerableFreeBSD
cpe:2.3:a:freebsd:libarchive:2.2.3:*:*:*:*:*:*:*2.2.3VulnerableFreeBSD
cpe:2.3:a:freebsd:libarchive:2.3:*:*:*:*:*:*:*2.3VulnerableFreeBSD
cpe:2.3:a:freebsd:libarchive:2.4:*:*:*:*:*:*:*2.4VulnerableFreeBSD
cpe:2.3:a:freebsd:libarchive:2.5:*:*:*:*:*:*:*2.5VulnerableFreeBSD
cpe:2.3:a:freebsd:libarchive:2.6:*:*:*:*:*:*:*2.6VulnerableFreeBSD
cpe:2.3:a:freebsd:libarchive:2.6.1:*:*:*:*:*:*:*2.6.1VulnerableFreeBSD
  • 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
CPEVersionsRoleVendor
cpe:2.3:a:freebsd:libarchive:2.6.2:*:*:*:*:*:*:*2.6.2VulnerableFreeBSD
cpe:2.3:a:freebsd:libarchive:2.7.0:*:*:*:*:*:*:*2.7.0VulnerableFreeBSD
cpe:2.3:a:freebsd:libarchive:2.7.1:*:*:*:*:*:*:*2.7.1VulnerableFreeBSD
cpe:2.3:a:freebsd:libarchive:2.8.0:*:*:*:*:*:*:*2.8.0VulnerableFreeBSD
cpe:2.3:a:freebsd:libarchive:2.8.1:*:*:*:*:*:*:*2.8.1VulnerableFreeBSD
cpe:2.3:a:freebsd:libarchive:2.8.2:*:*:*:*:*:*:*2.8.2VulnerableFreeBSD
cpe:2.3:a:freebsd:libarchive:2.8.3:*:*:*:*:*:*:*2.8.3VulnerableFreeBSD
cpe:2.3:a:freebsd:libarchive:2.8.4:*:*:*:*:*:*:*2.8.4VulnerableFreeBSD
  • 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 Moderate
    libarchive 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 →

ProductStatusPlan 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

  1. 2026-10-02 Threatist record created from CVE-2011-1777
  2. 2026-10-03 Alias added: GHSA-g8qh-wrpv-q82v

References

Advisory 3

Other 3

  • 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-2011-01557 Buffer overflow in libarchive through 2.8.5 allows remote attackers to cause a denial of… 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

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences