CVE-2022-36765

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{"affected_release": [{"advisory": "RHSA-2024:3017", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "edk2-0:20220126gitbb1bba3d77-13.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-05-22T00:00:00Z"}, {"advisory": "RHSA-2024:4749", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "edk2-0:20231122-6.el9_4.2", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-07-23T00:00:00Z"}], "bugzilla": {"description": "EDK2: integer overflow in CreateHob() could lead to HOB OOB R/W", "id": "2257584", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2257584"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H", "status": "verified"}, "cwe": "CWE-680", "details": ["EDK2 is susceptible to a vulnerability in the CreateHob() function, allowing a user to trigger a integer overflow to buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, and/or availability.", "A flaw was found in the CreateHob() function in EDK2. An attacker, leveraging a local network, can initiate an integer overflow leading to a buffer overflow. This issue arises during size alignment within the CreateHob() function, requiring activation in the PEI phase. Successful exploitation of this flaw poses a moderate threat to confidentiality and integrity, however, the primary consequence is likely a crash or denial of service."], "name": "CVE-2022-36765", "public_date": "2024-01-09T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-36765\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-36765\nhttps://github.com/tianocore/edk2/security/advisories/GHSA-ch4w-v7m3-g8wx"], "statement": "Red Hat has protection mechanisms in place against buffer overflows, such as FORTIFY_SOURCE, Position Independent Executables or Stack Smashing Protection.", "threat_severity": "Moderate"}

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