CVE-2011-1778

NONECVSS 0.0

0.0

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.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 89.8%
KEV: Not listed

Published

April 13, 2012

Last Modified

April 29, 2026

References (14)

secalert@redhathttp://code.google.com/p/libarchive/source/detail?r=3160
secalert@redhathttp://lists.apple.com/archives/security-announce/2012/May/msg00001.html
secalert@redhathttp://secunia.com/advisories/48034
secalert@redhathttp://support.apple.com/kb/HT5281
secalert@redhathttp://www.debian.org/security/2012/dsa-2413
secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=705849
secalert@redhathttps://rhn.redhat.com/errata/RHSA-2011-1507.html
af854a3a-2127-422b-91ae-364da2661108http://code.google.com/p/libarchive/source/detail?r=3160
af854a3a-2127-422b-91ae-364da2661108http://lists.apple.com/archives/security-announce/2012/May/msg00001.html
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/48034
af854a3a-2127-422b-91ae-364da2661108http://support.apple.com/kb/HT5281
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2012/dsa-2413
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=705849
af854a3a-2127-422b-91ae-364da2661108https://rhn.redhat.com/errata/RHSA-2011-1507.html

Patch Availability(2)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	libarchive1 (2.8.4-1ubuntu0.11.10.1) @ oneiric	2026-05-29	ubuntu
redhat	libarchive-0:2.8.3-3.el6_1	2011-12-01	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-119Buffer Operations Within Bounds (Buffer Overflow)

All Vendor Advisories

(2)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 9× in last 7d / 50× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-21 01:56 UTCEPSS rescore
2026-06-21 01:56 UTCEPSS rescore
2026-06-18 17:49 UTCEPSS rescore
2026-06-18 17:49 UTCEPSS rescore
2026-06-17 17:49 UTCEPSS rescore
2026-06-17 17:49 UTCEPSS rescore
2026-06-17 17:49 UTCEPSS rescore
2026-06-17 02:43 UTCOSV refresh
2026-06-16 17:49 UTCEPSS rescore
2026-06-15 17:44 UTCEPSS rescore
2026-06-14 23:14 UTCEPSS rescore
2026-06-14 23:14 UTCEPSS rescore
2026-06-13 22:57 UTCEPSS rescore
2026-06-13 22:57 UTCEPSS rescore
2026-06-12 23:08 UTCEPSS rescore
2026-06-11 13:56 UTCEPSS rescore
2026-06-10 22:14 UTCEPSS rescore
2026-06-10 13:17 UTCEPSS rescore
2026-06-08 14:14 UTCEPSS rescore
2026-06-08 14:14 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-06 13:44 UTCEPSS rescore
2026-06-05 22:44 UTCEPSS rescore

Show 37 more

2026-06-05 06:08 UTCEPSS rescore
2026-06-05 06:07 UTCEPSS rescore
2026-06-04 13:09 UTCEPSS rescore
2026-06-04 13:09 UTCEPSS rescore
2026-06-02 20:10 UTCEPSS rescore
2026-06-02 20:10 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-29 13:41 UTCEPSS rescore
2026-05-29 13:40 UTCEPSS rescore
2026-05-29 04:53 UTCEG score recompute
2026-05-29 04:53 UTCVendor advisory
2026-05-29 04:53 UTCGHSA enrichment
2026-05-28 13:42 UTCEPSS rescore
2026-05-28 13:42 UTCEPSS rescore
2026-05-28 13:42 UTCEPSS rescore
2026-05-27 13:38 UTCEPSS rescore
2026-05-27 13:38 UTCEPSS rescore
2026-05-26 07:16 UTCEPSS rescore
2026-05-26 07:16 UTCEPSS rescore
2026-05-24 16:43 UTCEPSS rescore
2026-05-22 21:15 UTCEPSS rescore
2026-05-22 21:15 UTCEPSS rescore
2026-05-22 21:15 UTCEPSS rescore
2026-05-22 16:43 UTCOSV refresh
2026-05-20 22:37 UTCEPSS rescore
2026-05-20 22:37 UTCEPSS rescore
2026-05-20 22:37 UTCEPSS rescore
2026-05-20 11:21 UTCEPSS rescore
2026-05-20 11:21 UTCEPSS rescore
2026-05-20 11:21 UTCEPSS rescore
2026-05-18 21:29 UTCEPSS rescore
2026-05-18 21:29 UTCEPSS rescore

Frequently asked(4)

What is CVE-2011-1778?

CVE-2011-1778 is a none vulnerability published on April 13, 2012. 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.

When was CVE-2011-1778 disclosed?

CVE-2011-1778 was first published in the National Vulnerability Database on April 13, 2012, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2011-1778 actively exploited?

CVE-2011-1778 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 89.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2011-1778?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-1778, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2011-1778

Published

Last Modified

References (14)

Patch Availability(2)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2011-1778?

Same vendor

Same CWE

CVE-2011-1778

📅 Published

🔄 Last Modified

🔗 References (14)

Patch Availability(2)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2011-1778?

🔗 Related CVEs(same vendor + same CWE)

Same vendor

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Published

Last Modified

References (14)

Frequently asked(4)

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