High
Security advisory
When reading a specially crafted 7Z archive, the construction of the list of codecs that decompress an entry can result in an infinite loop. This could be used to mount a denial of service attack against services that use Compress' sevenz package.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2021-35515
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 07:59 UTC · Revision 1
Source evidence
When reading a specially crafted 7Z archive, the construction of the list of codecs that decompress an entry can result in an infinite loop. This could be used to mount a denial of service attack against services that use Compress' sevenz package.
osv:CVE-2021-35515
Complete source record
{
"id": "b57421869e3e69bd17e4a43a0ac716379d08d2befe50aa1db83f847f986471dd",
"url": "https://osv.dev/vulnerability/CVE-2021-35515",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2021-35515",
"summary": "When reading a specially crafted 7Z archive, the construction of the list of codecs that decompress an entry can result in an infinite loop. This could be used to mount a denial of service attack against services that use Compress' sevenz package.",
"evidence": "osv:CVE-2021-35515",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2021-35515",
"aliases": [
"CVE-2021-35515",
"GHSA-7hfm-57qf-j43q"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/apache/commons-compress",
"type": "GIT",
"events": [
{
"introduced": "c49e865f4eabd47e264063499e27e12eb549feb1"
},
{
"last_affected": "f7503adfbad8b44eb079d564f2784aeaa034647c"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:apache:commons_compress:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.6"
},
{
"last_affected": "1.20"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-35515.json"
}
}
],
"modified": "2026-10-24T10:31:01.382520187Z",
"provider": "osv",
"references": [
"https://lists.apache.org/thread.html/r67ef3c07fe3b8c1b02d48012149d280ad6da8e4cec253b527520fb2b%40%3Cdev.poi.apache.org%3E",
"https://lists.apache.org/thread.html/r9f54c0caa462267e0cc68b49f141e91432b36b23348d18c65bd0d040%40%3Cnotifications.skywalking.apache.org%3E",
"https://lists.apache.org/thread.html/rab292091eadd1ecc63c516e9541a7f241091cf2e652b8185a6059945%40%3Ccommits.druid.apache.org%3E",
"https://lists.apache.org/thread.html/racd0c0381c8404f298b226cd9db2eaae965b14c9c568224aa3f437ae%40%3Cnotifications.skywalking.apache.org%3E",
"https://lists.apache.org/thread.html/rb064d705fdfa44b5dae4c366b369ef6597951083196321773b983e71%40%3Ccommits.pulsar.apache.org%3E",
"https://lists.apache.org/thread.html/rb6e1fa80d34e5ada45f72655d84bfd90db0ca44ef19236a49198c88c%40%3Cnotifications.skywalking.apache.org%3E",
"https://lists.apache.org/thread.html/rb7adf3e55359819e77230b4586521e5c6874ce5ed93384bdc14d6aee%40%3Cnotifications.skywalking.apache.org%3E",
"https://lists.apache.org/thread.html/rba65ed5ddb0586f5b12598f55ec7db3633e7b7fede60466367fbf86a%40%3Cnotifications.skywalking.apache.org%3E",
"https://lists.apache.org/thread.html/rbaea15ddc5a7c0c6b66660f1d6403b28595e2561bb283eade7d7cd69%40%3Cannounce.apache.org%3E",
"https://lists.apache.org/thread.html/rbe91c512c5385181149ab087b6c909825d34299f5c491c6482a2ed57%40%3Ccommits.druid.apache.org%3E",
"https://lists.apache.org/thread.html/rd4332baaf6debd03d60deb7ec93bee49e5fdbe958cb6800dff7fb00e%40%3Cnotifications.skywalking.apache.org%3E",
"https://lists.apache.org/thread.html/rf2f4d7940371a7c7c5b679f50e28fc7fcc82cd00670ced87e013ac88%40%3Ccommits.druid.apache.org%3E",
"https://lists.apache.org/thread.html/rfba19167efc785ad3561e7ef29f340d65ac8f0d897aed00e0731e742%40%3Cnotifications.skywalking.apache.org%3E",
"https://commons.apache.org/proper/commons-compress/security-reports.html",
"https://lists.apache.org/thread.html/r19ebfd71770ec0617a9ea180e321ef927b3fefb4c81ec5d1902d20ab%40%3Cuser.commons.apache.org%3E",
"https://security.netapp.com/advisory/ntap-20211022-0001/",
"https://www.oracle.com/security-alerts/cpuapr2022.html",
"https://www.oracle.com/security-alerts/cpujan2022.html",
"https://www.oracle.com/security-alerts/cpujul2022.html",
"https://www.oracle.com/security-alerts/cpuoct2021.html"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:oracle:banking_digital_experience:*:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:banking_digital_experience",
"extracted_events": [
{
"range": [
{
"introduced": "18.1"
},
{
"last_affected": "18.3"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:communications_diameter_intelligence_hub:*:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:communications_diameter_intelligence_hub",
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{
"range": [
{
"introduced": "8.0.0"
},
{
"last_affected": "8.2.3"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:communications_session_route_manager:*:*:*:*:*:*:*:*"
],
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"extracted_events": [
{
"range": [
{
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},
{
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}
],
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}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:flexcube_universal_banking:*:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:flexcube_universal_banking",
"extracted_events": [
{
"range": [
{
"introduced": "14.0.0"
},
{
"last_affected": "14.3.0"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:primavera_unifier:*:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:primavera_unifier",
"extracted_events": [
{
"range": [
{
"introduced": "17.7"
},
{
"last_affected": "17.12"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:banking_digital_experience:19.1:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:banking_digital_experience:20.1:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:banking_digital_experience:21.1:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:banking_digital_experience",
"extracted_events": [
{
"range": [
{
"introduced": "19.1"
},
{
"last_affected": "19.1"
},
{
"introduced": "20.1"
},
{
"last_affected": "20.1"
},
{
"introduced": "21.1"
},
{
"last_affected": "21.1"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:banking_enterprise_default_management:2.7.0:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:banking_enterprise_default_management",
"extracted_events": [
{
"range": [
{
"introduced": "2.7.0"
},
{
"last_affected": "2.7.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:banking_party_management:2.7.0:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:banking_party_management",
"extracted_events": [
{
"range": [
{
"introduced": "2.7.0"
},
{
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}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:banking_payments:14.5:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:banking_payments",
"extracted_events": [
{
"range": [
{
"introduced": "14.5"
},
{
"last_affected": "14.5"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:banking_trade_finance:14.5:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:banking_trade_finance",
"extracted_events": [
{
"range": [
{
"introduced": "14.5"
},
{
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}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:banking_treasury_management:14.5:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:banking_treasury_management",
"extracted_events": [
{
"range": [
{
"introduced": "14.5"
},
{
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}
],
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}
]
},
{
"cpes": [
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],
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{
"range": [
{
"introduced": "12.2.1.3.0"
},
{
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},
{
"introduced": "12.2.1.4.0"
},
{
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}
],
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}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:commerce_guided_search:11.3.2:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:commerce_guided_search",
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{
"range": [
{
"introduced": "11.3.2"
},
{
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}
],
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}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:communications_billing_and_revenue_management:12.0.0.4:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:communications_billing_and_revenue_management",
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{
"range": [
{
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},
{
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}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
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],
"vendor_product": "oracle:communications_cloud_native_core_automated_test_suite",
"extracted_events": [
{
"range": [
{
"introduced": "1.8.0"
},
{
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}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:communications_cloud_native_core_service_communication_proxy:1.14.0:*:*:*:*:*:*:*"
],
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{
"range": [
{
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},
{
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}
],
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}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:communications_cloud_native_core_unified_data_repository:1.14.0:*:*:*:*:*:*:*"
],
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"extracted_events": [
{
"range": [
{
"introduced": "1.14.0"
},
{
"last_affected": "1.14.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:oracle:communications_messaging_server:8.1:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:communications_messaging_server",
"extracted_events": [
{
"range": [
{
"introduced": "8.1"
},
{
"last_affected": "8.1"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:financial_services_crime_and_compliance_management_studio:8.0.8.2.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:financial_services_crime_and_compliance_management_studio:8.0.8.3.0:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:financial_services_crime_and_compliance_management_studio",
"extracted_events": [
{
"range": [
{
"introduced": "8.0.8.2.0"
},
{
"last_affected": "8.0.8.2.0"
},
{
"introduced": "8.0.8.3.0"
},
{
"last_affected": "8.0.8.3.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:financial_services_enterprise_case_management:8.0.7.2.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:financial_services_enterprise_case_management:8.0.8.1.0:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:financial_services_enterprise_case_management",
"extracted_events": [
{
"range": [
{
"introduced": "8.0.7.2.0"
},
{
"last_affected": "8.0.7.2.0"
},
{
"introduced": "8.0.8.1.0"
},
{
"last_affected": "8.0.8.1.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:flexcube_universal_banking:12.4.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:flexcube_universal_banking:14.5.0:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:flexcube_universal_banking",
"extracted_events": [
{
"range": [
{
"introduced": "12.4.0"
},
{
"last_affected": "12.4.0"
},
{
"introduced": "14.5.0"
},
{
"last_affected": "14.5.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:healthcare_data_repository:8.1.0:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:healthcare_data_repository",
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{
"range": [
{
"introduced": "8.1.0"
},
{
"last_affected": "8.1.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:insurance_policy_administration:11.0.2:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:insurance_policy_administration:11.1.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:insurance_policy_administration:11.2.8:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:insurance_policy_administration:11.3.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:insurance_policy_administration:11.3.1:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:insurance_policy_administration",
"extracted_events": [
{
"range": [
{
"introduced": "11.0.2"
},
{
"last_affected": "11.0.2"
},
{
"introduced": "11.1.0"
},
{
"last_affected": "11.1.0"
},
{
"introduced": "11.2.8"
},
{
"last_affected": "11.2.8"
},
{
"introduced": "11.3.0"
},
{
"last_affected": "11.3.0"
},
{
"introduced": "11.3.1"
},
{
"last_affected": "11.3.1"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.57:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.58:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.59:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:peoplesoft_enterprise_peopletools",
"extracted_events": [
{
"range": [
{
"introduced": "8.57"
},
{
"last_affected": "8.57"
},
{
"introduced": "8.58"
},
{
"last_affected": "8.58"
},
{
"introduced": "8.59"
},
{
"last_affected": "8.59"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:primavera_unifier:18.8:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:primavera_unifier:19.12:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:primavera_unifier:20.12:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:primavera_unifier",
"extracted_events": [
{
"range": [
{
"introduced": "18.8"
},
{
"last_affected": "18.8"
},
{
"introduced": "19.12"
},
{
"last_affected": "19.12"
},
{
"introduced": "20.12"
},
{
"last_affected": "20.12"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:utilities_testing_accelerator:6.0.0.1.1:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:utilities_testing_accelerator:6.0.0.2.2:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:utilities_testing_accelerator:6.0.0.3.1:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:utilities_testing_accelerator",
"extracted_events": [
{
"range": [
{
"introduced": "6.0.0.1.1"
},
{
"last_affected": "6.0.0.1.1"
},
{
"introduced": "6.0.0.2.2"
},
{
"last_affected": "6.0.0.2.2"
},
{
"introduced": "6.0.0.3.1"
},
{
"last_affected": "6.0.0.3.1"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2021-35515",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 439774,
"published_at": "2021-07-13T08:15:07.033+00:00"
}