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{"bugzilla": {"description": "iproute: use-after-free in get_netnsid_from_name in ip/ipnetns.c", "id": "1868211", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1868211"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-416", "details": ["iproute2 before 5.1.0 has a use-after-free in get_netnsid_from_name in ip/ipnetns.c. NOTE: security relevance may be limited to certain uses of setuid that, although not a default, are sometimes a configuration option offered to end users. Even when setuid is used, other factors (such as C library configuration) may block exploitability.", "A use-after-free flaw was found in iproute in the network namespace management component of the ip command-line utility. This flaw allows a local attacker to crash the program while displaying network namespaces. The highest threat from this vulnerability is to system availability."], "name": "CVE-2019-20795", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Out of support scope", "package_name": "iproute", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "iproute", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "iproute", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "iproute", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2019-05-05T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-20795\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-20795"], "statement": "This issue affects the versions of `iproute` as shipped with Red Hat Enterprise Linux 7. Red Hat Enterprise Linux 8 is not affected by this flaw.\nThis flaw has been rated as having a security impact of Low, and is not currently planned to be addressed in future updates of Red Hat Enterprise Linux 5 and Red Hat Enterprise Linux 6. Red Hat Enterprise Linux 5 is now in the Extended Life Phase of the support and maintenance life cycle. Red Hat Enterprise Linux 6 is now in the Maintenance Support 2 Phase of the support and maintenance life cycle. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.", "threat_severity": "Low", "upstream_fix": "iproute2 5.1.0"}