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{"bugzilla": {"description": "patch: Invalid Pointer via another_hunk function", "id": "2035081", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2035081"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-763", "details": ["An Invalid Pointer vulnerability exists in GNU patch 2.7 via the another_hunk function, which causes a Denial of Service.", "A flaw was found in patch. A possible memory corruption vulnerability could allow an attacker to input a specially crafted patch file leading to a crash or code execution."], "name": "CVE-2021-45261", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "patch", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "patch", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "patch", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "patch", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2021-12-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-45261\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-45261"], "statement": "This vulnerability is classified as low severity rather than moderate because it requires user interaction to be exploited, limiting its attack vector. An attacker must trick a user into manually applying a specially crafted patch file, reducing the likelihood of widespread exploitation.", "threat_severity": "Low"}