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Vulnerability record · CVE-2011-1778 · published 13 April 2012

CVE-2011-1778: Freebsd libarchive memory buffer overflow vulnerability

Freebsd · Libarchive

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.

6.8 CVSS 2.0 Medium EPSS 4.2% · top 9.4% CWE-119 · Memory buffer overflow
6.8CVSS 2.0 base score
4.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
14References
16 Jun 2026Last modified by NVD

Description

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.

AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://code.google.com/p/libarchive/source/detail?r=3160
http://lists.apple.com/archives/security-announce/2012/May/msg00001.html
http://secunia.com/advisories/48034
http://support.apple.com/kb/HT5281
http://www.debian.org/security/2012/dsa-2413
https://bugzilla.redhat.com/show_bug.cgi?id=705849
https://rhn.redhat.com/errata/RHSA-2011-1507.html
http://code.google.com/p/libarchive/source/detail?r=3160
http://lists.apple.com/archives/security-announce/2012/May/msg00001.html
http://secunia.com/advisories/48034
http://support.apple.com/kb/HT5281
http://www.debian.org/security/2012/dsa-2413
https://bugzilla.redhat.com/show_bug.cgi?id=705849
https://rhn.redhat.com/errata/RHSA-2011-1507.html

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2011-1778), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.