Medium
Security advisory
libarchive before 3.2.0 does not limit the number of recursive decompressions, which allows remote attackers to cause a denial of service (memory consumption and application crash) via a crafted gzip file.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2016-7166
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 12:13 UTC · Revision 1
Source evidence
libarchive before 3.2.0 does not limit the number of recursive decompressions, which allows remote attackers to cause a denial of service (memory consumption and application crash) via a crafted gzip file.
osv:CVE-2016-7166
Complete source record
{
"id": "de928d19bc576f684e140502fb2fb4b6d94fe26fa28a22722866037d0bfe93c2",
"url": "https://osv.dev/vulnerability/CVE-2016-7166",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2016-7166",
"summary": "libarchive before 3.2.0 does not limit the number of recursive decompressions, which allows remote attackers to cause a denial of service (memory consumption and application crash) via a crafted gzip file.",
"evidence": "osv:CVE-2016-7166",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2016-7166",
"aliases": [
"CVE-2016-7166"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/libarchive/libarchive",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "74583ab6fdbf1a2837d8102c0075ff4eeeede320"
},
{
"fixed": "6e06b1c89dd0d16f74894eac4cfc1327a06ee4a0"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:libarchive:libarchive:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "3.1.901a"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
"fixed": "6e06b1c89dd0d16f74894eac4cfc1327a06ee4a0"
}
],
"source": "REFERENCES_COMMIT"
}
]
}
}
],
"versions": [
"v3.0.1b",
"v3.0.0a"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-7166.json",
"vanir_signatures": [
{
"id": "CVE-2016-7166-331730fd",
"digest": {
"threshold": 0.9,
"line_hashes": [
"322249619529619440321848821059704942456",
"204323184115947032942788606140734167829",
"53128830481938165057533978090971461410",
"210842141848661018861781229891885568107",
"92955886637755593085125416091092887801",
"39239856261147431992750255720530106608",
"219001906336049789283271144702296850611",
"300793396999789703062089561275547917723",
"50602967525767722369012125206287191903",
"101939981856117434506075189448118884993",
"41696469281611705517438622574604691789",
"93662261141235397336793541586627527916",
"14922624608788651983020252531567255043"
]
},
"source": "https://github.com/libarchive/libarchive/commit/6e06b1c89dd0d16f74894eac4cfc1327a06ee4a0",
"target": {
"file": "libarchive/archive_read.c"
},
"deprecated": false,
"signature_type": "Line",
"signature_version": "v1"
},
{
"id": "CVE-2016-7166-5a996891",
"digest": {
"length": 1074,
"function_hash": "275373803838793477454246285970392479828"
},
"source": "https://github.com/libarchive/libarchive/commit/6e06b1c89dd0d16f74894eac4cfc1327a06ee4a0",
"target": {
"file": "libarchive/archive_read.c",
"function": "choose_filters"
},
"deprecated": false,
"signature_type": "Function",
"signature_version": "v1"
}
],
"vanir_signatures_modified": "2026-10-20T13:23:25Z"
}
}
],
"modified": "2026-10-20T13:23:25.439665811Z",
"provider": "osv",
"references": [
"https://security.gentoo.org/glsa/201701-03",
"https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=207362",
"https://bugzilla.redhat.com/show_bug.cgi?id=1347086",
"https://github.com/libarchive/libarchive/commit/6e06b1c89dd0d16f74894eac4cfc1327a06ee4a0",
"https://github.com/libarchive/libarchive/issues/660"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:*",
"cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:linux",
"extracted_events": [
{
"range": [
{
"introduced": "6"
},
{
"last_affected": "6"
},
{
"introduced": "7"
},
{
"last_affected": "7"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_desktop",
"extracted_events": [
{
"range": [
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
},
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_hpc_node",
"extracted_events": [
{
"range": [
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
},
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_hpc_node_eus:7.2:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_hpc_node_eus",
"extracted_events": [
{
"range": [
{
"introduced": "7.2"
},
{
"last_affected": "7.2"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server",
"extracted_events": [
{
"range": [
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
},
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server_aus:7.2:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server_aus",
"extracted_events": [
{
"range": [
{
"introduced": "7.2"
},
{
"last_affected": "7.2"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.2:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server_eus",
"extracted_events": [
{
"range": [
{
"introduced": "7.2"
},
{
"last_affected": "7.2"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_workstation",
"extracted_events": [
{
"range": [
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
},
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2016-7166",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 387604,
"published_at": "2016-09-21T14:25:29.833+00:00"
}