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{"acknowledgement": "Red Hat would like to thank Jeremy Galindo (Datto) for reporting this issue.", "affected_release": [{"advisory": "RHSA-2021:3338", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "hivex-0:1.3.10-6.12.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2021-08-31T00:00:00Z"}, {"advisory": "RHSA-2022:1759", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "virt-devel:rhel-8060020220408104655.d63f516d", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-05-10T00:00:00Z"}, {"advisory": "RHSA-2022:1759", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "virt:rhel-8060020220408104655.d63f516d", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-05-10T00:00:00Z"}], "bugzilla": {"description": "hivex: stack overflow due to recursive call of _get_children()", "id": "1975489", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1975489"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L", "status": "verified"}, "cwe": "CWE-400", "details": ["A flaw was found in the hivex library. This flaw allows an attacker to input a specially crafted Windows Registry (hive) file, which would cause hivex to recursively call the _get_children() function, leading to a stack overflow. The highest threat from this vulnerability is to system availability.", "A flaw was found in the hivex library. This flaw allows an attacker to input a specially crafted Windows Registry (hive) file, which would cause hivex to recursively call the _get_children() function, leading to a stack overflow. The highest threat from this vulnerability is to system availability."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2021-3622", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "hivex", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/a:redhat:advanced_virtualization:8::el8", "fix_state": "Will not fix", "package_name": "virt:8.2/hivex", "product_name": "Red Hat Enterprise Linux 8 Advanced Virtualization"}, {"cpe": "cpe:/a:redhat:advanced_virtualization:8::el8", "fix_state": "Will not fix", "package_name": "virt:8.3/hivex", "product_name": "Red Hat Enterprise Linux 8 Advanced Virtualization"}, {"cpe": "cpe:/a:redhat:advanced_virtualization:8::el8", "fix_state": "Affected", "package_name": "virt:av/hivex", "product_name": "Red Hat Enterprise Linux 8 Advanced Virtualization"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "hivex", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2021-08-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-3622\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-3622"], "statement": "Any external program using the hivex library could be exposed to partial unavailability in case of a crash where a user can always retry the operation. As for libguestfs, a crash in hivex would not result in libguestfs crashing.", "threat_severity": "Low", "upstream_fix": "hivex 1.3.21"}