High severity7.5NVD Advisory· Published Dec 9, 2016· Updated Jun 17, 2026
CVE-2016-6321
CVE-2016-6321
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
32cpe:2.3:a:gnu:tar:1.14:*:*:*:*:*:*:*+ 21 more
- cpe:2.3:a:gnu:tar:1.14:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.15:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.15.1:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.15.90:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.15.91:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.16:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.16.1:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.17:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.18:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.19:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.20:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.21:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.22:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.23:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.24:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.25:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.26:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.27:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.27.1:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.28:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:tar:1.29:*:*:*:*:*:*:*
- (no CPE)range: 1.14 - 1.29
- osv-coords10 versionspkg:rpm/opensuse/tar&distro=openSUSE%20Tumbleweedpkg:rpm/suse/tar&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/tar&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2pkg:rpm/suse/tar&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/tar&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/tar&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2pkg:rpm/suse/tar&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2pkg:rpm/suse/tar&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/tar&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/tar&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2
< 1.29-2.1+ 9 more
- (no CPE)range: < 1.29-2.1
- (no CPE)range: < 1.27.1-11.1
- (no CPE)range: < 1.27.1-11.1
- (no CPE)range: < 1.26-1.2.10.1
- (no CPE)range: < 1.27.1-11.1
- (no CPE)range: < 1.27.1-11.1
- (no CPE)range: < 1.27.1-11.1
- (no CPE)range: < 1.26-1.2.10.1
- (no CPE)range: < 1.27.1-11.1
- (no CPE)range: < 1.27.1-11.1
Patches
Vulnerability mechanics
References
12- git.savannah.gnu.org/cgit/tar.git/commit/nvdIssue TrackingPatch
- seclists.org/fulldisclosure/2016/Oct/102nvdMailing ListPatchThird Party Advisory
- packetstormsecurity.com/files/139370/GNU-tar-1.29-Extract-Pathname-Bypass.htmlnvdExploitThird Party AdvisoryVDB Entry
- lists.gnu.org/archive/html/bug-tar/2016-10/msg00016.htmlnvdMailing ListVendor Advisory
- seclists.org/fulldisclosure/2016/Oct/96nvdMailing ListThird Party Advisory
- www.securityfocus.com/bid/93937nvdThird Party AdvisoryVDB Entry
- sintonen.fi/advisories/tar-extract-pathname-bypass.proper.txtnvdThird Party Advisory
- www.debian.org/security/2016/dsa-3702nvd
- www.ubuntu.com/usn/USN-3132-1nvd
- lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3Envd
- lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3Envd
- security.gentoo.org/glsa/201611-19nvd
News mentions
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