Medium
Security advisory
When reading a specially crafted TAR archive an Apache Ant build can be made to allocate large amounts of memory that finally leads to an out of memory error, even for small inputs. This can be used to disrupt builds using Apache Ant. Apache Ant prior to 1.9.16 and 1.10.11 were affected.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2021-36373
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 04:23 UTC · Revision 1
Source evidence
When reading a specially crafted TAR archive an Apache Ant build can be made to allocate large amounts of memory that finally leads to an out of memory error, even for small inputs. This can be used to disrupt builds using Apache Ant. Apache Ant prior to 1.9.16 and 1.10.11 were affected.
osv:CVE-2021-36373
Complete source record
{
"id": "0d73c905c95ffa46f3069ac6cb60563c86229ab60e196ce90e61bb42f2e06327",
"url": "https://osv.dev/vulnerability/CVE-2021-36373",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2021-36373",
"summary": "When reading a specially crafted TAR archive an Apache Ant build can be made to allocate large amounts of memory that finally leads to an out of memory error, even for small inputs. This can be used to disrupt builds using Apache Ant. Apache Ant prior to 1.9.16 and 1.10.11 were affected.",
"evidence": "osv:CVE-2021-36373",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2021-36373",
"aliases": [
"CVE-2021-36373",
"GHSA-q5r4-cfpx-h6fh"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/apache/ant",
"type": "GIT",
"events": [
{
"introduced": "b47c505fa7563e9b0ea1e4667ae8f2f7aed3b007"
},
{
"fixed": "ea698c4543e319b05761a0fcba0c7e9f6cae3b96"
},
{
"introduced": "451364131fb89af099496ee27703c1a5c408d1f2"
},
{
"fixed": "01ce0c3b1e9cceff735ba542722c9a1de4502b36"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:apache:ant:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.9.0"
},
{
"fixed": "1.9.16"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:apache:ant:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.10.0"
},
{
"fixed": "1.10.11"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-36373.json"
}
}
],
"modified": "2026-10-24T10:30:18.307812036Z",
"provider": "osv",
"references": [
"https://lists.apache.org/thread.html/r27919fd4db07c487239c1d9771f480d89ce5ee2750aa9447309b709a%40%3Ccommits.groovy.apache.org%3E",
"https://lists.apache.org/thread.html/r544c9e8487431768465b8b2d13982c75123109bd816acf839d46010d%40%3Ccommits.groovy.apache.org%3E",
"https://lists.apache.org/thread.html/rad36f470647c5a7c02dd78c9973356d2840766d132b597b6444e373a%40%3Cnotifications.groovy.apache.org%3E",
"https://lists.apache.org/thread.html/rf4bb79751a02889623195715925e4fd8932dd3c97e0ade91395a96c6%40%3Cdev.myfaces.apache.org%3E",
"https://www.oracle.com/security-alerts/cpujul2022.html",
"https://lists.apache.org/thread.html/r54afdab05e01de970649c2d91a993f68a6b00cd73e6e34e16c832d46%40%3Cuser.ant.apache.org%3E",
"https://security.netapp.com/advisory/ntap-20210819-0007/",
"https://ant.apache.org/security.html",
"https://www.oracle.com/security-alerts/cpuapr2022.html",
"https://www.oracle.com/security-alerts/cpujan2022.html",
"https://www.oracle.com/security-alerts/cpuoct2021.html"
],
"provider_metadata": {
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],
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{
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},
{
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}
],
"source": "CPE_RANGE"
}
]
},
{
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],
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{
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{
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},
{
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}
],
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}
]
},
{
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],
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{
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},
{
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},
{
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},
{
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},
{
"introduced": "19.12.0"
},
{
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},
{
"introduced": "20.12.0"
},
{
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}
],
"source": "CPE_RANGE"
}
]
},
{
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],
"vendor_product": "oracle:primavera_unifier",
"extracted_events": [
{
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{
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},
{
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}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:timesten_in-memory_database:*:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:timesten_in-memory_database",
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{
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{
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}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
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],
"vendor_product": "oracle:utilities_framework",
"extracted_events": [
{
"range": [
{
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},
{
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}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:agile_product_lifecycle_management:9.3.6:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:agile_product_lifecycle_management",
"extracted_events": [
{
"range": [
{
"introduced": "9.3.6"
},
{
"last_affected": "9.3.6"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:banking_trade_finance:14.5:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:banking_trade_finance",
"extracted_events": [
{
"range": [
{
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},
{
"last_affected": "14.5"
}
],
"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"
},
{
"last_affected": "14.5"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
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],
"vendor_product": "oracle:communications_cloud_native_core_automated_test_suite",
"extracted_events": [
{
"range": [
{
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},
{
"last_affected": "1.9.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:1.11.0:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:communications_cloud_native_core_binding_support_function",
"extracted_events": [
{
"range": [
{
"introduced": "1.11.0"
},
{
"last_affected": "1.11.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
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"cpe:2.3:a:oracle:communications_order_and_service_management:7.4:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:communications_order_and_service_management",
"extracted_events": [
{
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{
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},
{
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},
{
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},
{
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}
],
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}
]
},
{
"cpes": [
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"cpe:2.3:a:oracle:communications_unified_inventory_management:7.4.1:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:communications_unified_inventory_management:7.4.2:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:communications_unified_inventory_management:7.5.0:*:*:*:*:*:*:*"
],
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{
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{
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{
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},
{
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},
{
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},
{
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},
{
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},
{
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},
{
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{
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}
],
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}
]
},
{
"cpes": [
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],
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{
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{
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}
],
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}
]
},
{
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],
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{
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{
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{
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},
{
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},
{
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}
],
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}
]
},
{
"cpes": [
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],
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{
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},
{
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{
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{
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}
],
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}
]
},
{
"cpes": [
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],
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{
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{
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{
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{
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{
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}
],
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}
]
},
{
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],
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{
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{
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{
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{
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{
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}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
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],
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{
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{
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{
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{
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}
],
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}
]
},
{
"cpes": [
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"cpe:2.3:a:oracle:retail_central_office:14.1:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:retail_central_office",
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{
"range": [
{
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{
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{
"introduced": "14.1"
},
{
"last_affected": "14.1"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:retail_eftlink:19.0.1:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_eftlink:20.0.1:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:retail_eftlink",
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{
"range": [
{
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{
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{
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{
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}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
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],
"vendor_product": "oracle:retail_extract_transform_and_load",
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{
"range": [
{
"introduced": "13.2.8"
},
{
"last_affected": "13.2.8"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:retail_financial_integration:14.1.3.2:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_financial_integration:15.0.4.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_financial_integration:16.0.3.0:*:*:*:*:*:*:*"
],
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{
"range": [
{
"introduced": "14.1.3.2"
},
{
"last_affected": "14.1.3.2"
},
{
"introduced": "15.0.4.0"
},
{
"last_affected": "15.0.4.0"
},
{
"introduced": "16.0.3.0"
},
{
"last_affected": "16.0.3.0"
}
],
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}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:retail_integration_bus:14.1.3.2:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_integration_bus:15.0.4.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_integration_bus:16.0.3.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_integration_bus:19.0.1.0:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:retail_integration_bus",
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{
"range": [
{
"introduced": "14.1.3.2"
},
{
"last_affected": "14.1.3.2"
},
{
"introduced": "15.0.4.0"
},
{
"last_affected": "15.0.4.0"
},
{
"introduced": "16.0.3.0"
},
{
"last_affected": "16.0.3.0"
},
{
"introduced": "19.0.1.0"
},
{
"last_affected": "19.0.1.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:retail_invoice_matching:16.0.3:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:retail_invoice_matching",
"extracted_events": [
{
"range": [
{
"introduced": "16.0.3"
},
{
"last_affected": "16.0.3"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:retail_merchandising_system:19.0.1:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:retail_merchandising_system",
"extracted_events": [
{
"range": [
{
"introduced": "19.0.1"
},
{
"last_affected": "19.0.1"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:retail_point-of-service:14.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_point-of-service:14.1:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:retail_point-of-service",
"extracted_events": [
{
"range": [
{
"introduced": "14.0"
},
{
"last_affected": "14.0"
},
{
"introduced": "14.1"
},
{
"last_affected": "14.1"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:retail_predictive_application_server:14.1.3:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_predictive_application_server:15.0.3:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_predictive_application_server:16.0.3.0:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:retail_predictive_application_server",
"extracted_events": [
{
"range": [
{
"introduced": "14.1.3"
},
{
"last_affected": "14.1.3"
},
{
"introduced": "15.0.3"
},
{
"last_affected": "15.0.3"
},
{
"introduced": "16.0.3.0"
},
{
"last_affected": "16.0.3.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:retail_service_backbone:14.1.3.2:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_service_backbone:15.0.4.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_service_backbone:16.0.3.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_service_backbone:19.0.1.0:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:retail_service_backbone",
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{
"range": [
{
"introduced": "14.1.3.2"
},
{
"last_affected": "14.1.3.2"
},
{
"introduced": "15.0.4.0"
},
{
"last_affected": "15.0.4.0"
},
{
"introduced": "16.0.3.0"
},
{
"last_affected": "16.0.3.0"
},
{
"introduced": "19.0.1.0"
},
{
"last_affected": "19.0.1.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:retail_store_inventory_management:14.1:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_store_inventory_management:15.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_store_inventory_management:16.0:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:retail_store_inventory_management",
"extracted_events": [
{
"range": [
{
"introduced": "14.1"
},
{
"last_affected": "14.1"
},
{
"introduced": "15.0"
},
{
"last_affected": "15.0"
},
{
"introduced": "16.0"
},
{
"last_affected": "16.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:retail_xstore_point_of_service:16.0.6:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_xstore_point_of_service:17.0.4:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_xstore_point_of_service:18.0.3:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_xstore_point_of_service:19.0.2:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:retail_xstore_point_of_service:20.0.1:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:retail_xstore_point_of_service",
"extracted_events": [
{
"range": [
{
"introduced": "16.0.6"
},
{
"last_affected": "16.0.6"
},
{
"introduced": "17.0.4"
},
{
"last_affected": "17.0.4"
},
{
"introduced": "18.0.3"
},
{
"last_affected": "18.0.3"
},
{
"introduced": "19.0.2"
},
{
"last_affected": "19.0.2"
},
{
"introduced": "20.0.1"
},
{
"last_affected": "20.0.1"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:utilities_framework:4.2.0.2.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:utilities_framework:4.2.0.3.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:utilities_framework:4.4.0.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:utilities_framework:4.4.0.2.0:*:*:*:*:*:*:*",
"cpe:2.3:a:oracle:utilities_framework:4.4.0.3.0:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:utilities_framework",
"extracted_events": [
{
"range": [
{
"introduced": "4.2.0.2.0"
},
{
"last_affected": "4.2.0.2.0"
},
{
"introduced": "4.2.0.3.0"
},
{
"last_affected": "4.2.0.3.0"
},
{
"introduced": "4.4.0.0.0"
},
{
"last_affected": "4.4.0.0.0"
},
{
"introduced": "4.4.0.2.0"
},
{
"last_affected": "4.4.0.2.0"
},
{
"introduced": "4.4.0.3.0"
},
{
"last_affected": "4.4.0.3.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:oracle:utilities_testing_accelerator:6.0.0.1.1:*:*:*:*:*:*:*"
],
"vendor_product": "oracle:utilities_testing_accelerator",
"extracted_events": [
{
"range": [
{
"introduced": "6.0.0.1.1"
},
{
"last_affected": "6.0.0.1.1"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2021-36373",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 429743,
"published_at": "2021-07-14T07:15:08.237+00:00"
}