CVE-2016-6321

Directory traversal vulnerability in the safer_name_suffix function in GNU tar 1.14 through 1.29 might allow remote attackers to bypass an intended protection mechanism and write to arbitrary files via vectors related to improper sanitization of the file_name parameter, aka POINTYFEATHER.

• CWE-22
• CWE-22

• http://git.savannah.gnu.org/cgit/tar.git/commit/?id=7340f67b9860ea0531c1450e5aa261c50f67165dIssue Tracking, Patch
• http://lists.gnu.org/archive/html/bug-tar/2016-10/msg00016.htmlMailing List, Vendor Advisory
• http://packetstormsecurity.com/files/139370/GNU-tar-1.29-Extract-Pathname-Bypass.htmlExploit, Third Party Advisory, VDB Entry
• http://seclists.org/fulldisclosure/2016/Oct/102Mailing List, Patch, Third Party Advisory
• http://seclists.org/fulldisclosure/2016/Oct/96Mailing List, Third Party Advisory
• http://www.debian.org/security/2016/dsa-3702
• http://www.securityfocus.com/bid/93937Third Party Advisory, VDB Entry
• http://www.ubuntu.com/usn/USN-3132-1
• https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
• https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
• https://security.gentoo.org/glsa/201611-19
• https://sintonen.fi/advisories/tar-extract-pathname-bypass.proper.txtThird Party Advisory
• http://git.savannah.gnu.org/cgit/tar.git/commit/?id=7340f67b9860ea0531c1450e5aa261c50f67165dIssue Tracking, Patch
• http://lists.gnu.org/archive/html/bug-tar/2016-10/msg00016.htmlMailing List, Vendor Advisory
• http://packetstormsecurity.com/files/139370/GNU-tar-1.29-Extract-Pathname-Bypass.htmlExploit, Third Party Advisory, VDB Entry
• http://seclists.org/fulldisclosure/2016/Oct/102Mailing List, Patch, Third Party Advisory
• http://seclists.org/fulldisclosure/2016/Oct/96Mailing List, Third Party Advisory
• http://www.debian.org/security/2016/dsa-3702
• http://www.securityfocus.com/bid/93937Third Party Advisory, VDB Entry
• http://www.ubuntu.com/usn/USN-3132-1
• https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
• https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
• https://security.gentoo.org/glsa/201611-19
• https://sintonen.fi/advisories/tar-extract-pathname-bypass.proper.txtThird Party Advisory

Published

Dec 9, 2016

Last Modified

Jun 17, 2026

Status

Modified

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