CVE-2021-3236

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{"bugzilla": {"description": "vim: NULL pointer dereference in ex_buffer_all method", "id": "2231531", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2231531"}, "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-476", "details": ["vim 8.2.2348 is affected by null pointer dereference, allows local attackers to cause a denial of service (DoS) via the ex_buffer_all method.", "A NULL pointer dereference vulnerability was found in Vim in the ex_buffer_all function in the src/buffer.c file. This flaw allows an attacker who can trick a user into processing a specially crafted file to trigger the NULL pointer dereference, causing the application to crash."], "mitigation": {"lang": "en:us", "value": "Do not run untrusted vim scripts as it's not recommended."}, "name": "CVE-2021-3236", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:rhev_hypervisor:4", "fix_state": "Fix deferred", "package_name": "vim", "product_name": "Red Hat Virtualization 4"}], "public_date": "2021-01-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-3236\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-3236"], "statement": "Red Hat Product Security has rated this issue as having a Low security impact because the user has to run an untrusted file IN SCRIPT MODE. Someone who is running untrusted files in script mode is equivalent to someone just taking a random python script and running it.\nFor additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/ and Red Hat Enterprise Linux Life Cycle & Updates Policy: https://access.redhat.com/support/policy/updates/errata/.", "threat_severity": "Low"}

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