CVE-2021-36976

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Source
https://cve.org/CVERecord?id=CVE-2021-36976
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-36976.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-36976
Downstream
Related
Published
2021-07-20T07:15:07.950Z
Modified
2026-05-28T04:07:42.191281004Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

libarchive 3.4.1 through 3.5.1 has a use-after-free in copystring (called from douncompressblock and processblock).

Database specific 
{
    "unresolved_ranges": [
        {
            "cpes": [
                "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*"
            ],
            "vendor_product": "apple:ipados",
            "source": "CPE_RANGE",
            "extracted_events": [
                {
                    "fixed": "15.4"
                }
            ]
        },
        {
            "cpes": [
                "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*"
            ],
            "vendor_product": "apple:iphone_os",
            "source": "CPE_RANGE",
            "extracted_events": [
                {
                    "fixed": "15.4"
                }
            ]
        },
        {
            "cpes": [
                "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*"
            ],
            "vendor_product": "apple:macos",
            "source": "CPE_RANGE",
            "extracted_events": [
                {
                    "fixed": "12.3"
                }
            ]
        },
        {
            "cpes": [
                "cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*"
            ],
            "vendor_product": "apple:watchos",
            "source": "CPE_RANGE",
            "extracted_events": [
                {
                    "fixed": "8.5"
                }
            ]
        },
        {
            "extracted_events": [
                {
                    "introduced": "8.2.0"
                },
                {
                    "fixed": "8.2.12"
                },
                {
                    "introduced": "9.0.0"
                },
                {
                    "fixed": "9.0.6"
                }
            ],
            "vendor_product": "splunk:universal_forwarder",
            "source": "CPE_RANGE",
            "cpes": [
                "cpe:2.3:a:splunk:universal_forwarder:*:*:*:*:*:*:*:*"
            ]
        },
        {
            "extracted_events": [
                {
                    "last_affected": "35"
                }
            ],
            "vendor_product": "fedoraproject:fedora",
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*"
            ]
        },
        {
            "cpes": [
                "cpe:2.3:a:splunk:universal_forwarder:9.1.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "splunk:universal_forwarder",
            "source": "CPE_STRING",
            "extracted_events": [
                {
                    "last_affected": "9.1.0"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/libarchive/libarchive

Affected ranges

Type
GIT
Repo
https://github.com/libarchive/libarchive
Events
Introduced
cce09646b566c61c2debff58a70da780b8457883
Last affected
1b2c437b99b361c7692538fa373e99955e9b93ae
Database specific 
{
    "extracted_events": [
        {
            "introduced": "3.4.1"
        },
        {
            "last_affected": "3.5.2"
        }
    ],
    "source": "CPE_RANGE",
    "cpe": "cpe:2.3:a:libarchive:libarchive:*:*:*:*:*:*:*:*"
}

Affected versions

v3.*
v3.4.1
v3.4.2
v3.4.3
v3.5.0
v3.5.1
v3.5.2

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-36976.json"