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Vulnerability record · CVE-2013-4397 · published 17 October 2013

CVE-2013-4397: Redhat enterprise linux vulnerability

Redhat · Enterprise Linux

Multiple integer overflows in the th_read function in lib/block.c in libtar before 1.2.20 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long (1) name or (2) link in an archive, which triggers a heap-based buffer overflow.

6.8 CVSS 2.0 Medium EPSS 5.5% · top 7.5% CWE-189 · CWE-189
6.8CVSS 2.0 base score
5.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
24References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

Multiple integer overflows in the th_read function in lib/block.c in libtar before 1.2.20 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long (1) name or (2) link in an archive, which triggers a heap-based buffer overflow.

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

Affected products

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

References

LinkTags
http://repo.or.cz/w/libtar.git/commitdiff/45448e8bae671c2f7e80b860ae0fc0cedf2bdc04 ExploitPatch
http://rhn.redhat.com/errata/RHSA-2013-1418.html Vendor Advisory
http://secunia.com/advisories/55188 Vendor Advisory
http://secunia.com/advisories/55253 Vendor Advisory
http://www.debian.org/security/2013/dsa-2817
http://www.openwall.com/lists/oss-security/2013/10/10/4
http://www.openwall.com/lists/oss-security/2013/10/10/6
http://www.securityfocus.com/bid/62922
http://www.securitytracker.com/id/1029166
http://www.securitytracker.com/id/1040106
https://lists.feep.net:8080/pipermail/libtar/2013-October/000361.html
https://source.android.com/security/bulletin/2018-01-01
http://repo.or.cz/w/libtar.git/commitdiff/45448e8bae671c2f7e80b860ae0fc0cedf2bdc04 ExploitPatch
http://rhn.redhat.com/errata/RHSA-2013-1418.html Vendor Advisory
http://secunia.com/advisories/55188 Vendor Advisory
http://secunia.com/advisories/55253 Vendor Advisory
http://www.debian.org/security/2013/dsa-2817
http://www.openwall.com/lists/oss-security/2013/10/10/4
http://www.openwall.com/lists/oss-security/2013/10/10/6
http://www.securityfocus.com/bid/62922
http://www.securitytracker.com/id/1029166
http://www.securitytracker.com/id/1040106
https://lists.feep.net:8080/pipermail/libtar/2013-October/000361.html
https://source.android.com/security/bulletin/2018-01-01

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

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Source: NIST National Vulnerability Database (record CVE-2013-4397), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.