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{"acknowledgement": "Red Hat would like to thank Perl 5 Porters for reporting this issue. Upstream acknowledges Nguyen Duc Manh as the original reporter.", "affected_release": [{"advisory": "RHSA-2018:1192", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el6", "package": "rh-perl524-perl-4:5.24.0-380.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6", "release_date": "2018-04-23T00:00:00Z"}, {"advisory": "RHSA-2018:1192", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el6", "package": "rh-perl524-perl-4:5.24.0-380.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS", "release_date": "2018-04-23T00:00:00Z"}, {"advisory": "RHSA-2018:1192", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-perl524-perl-4:5.24.0-380.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2018-04-23T00:00:00Z"}, {"advisory": "RHSA-2018:1192", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-perl524-perl-4:5.24.0-380.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS", "release_date": "2018-04-23T00:00:00Z"}, {"advisory": "RHSA-2018:1192", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-perl524-perl-4:5.24.0-380.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.4 EUS", "release_date": "2018-04-23T00:00:00Z"}], "bugzilla": {"description": "perl: heap read overflow in regexec.c", "id": "1547779", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1547779"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-125", "details": ["An issue was discovered in Perl 5.22 through 5.26. Matching a crafted locale dependent regular expression can cause a heap-based buffer over-read and potentially information disclosure.", "A heap buffer over read flaw was found in the way Perl regular expression engine handled inputs with invalid UTF-8 characters. An attacker able to provide a specially crafted input to be matched against a regular expression could cause Perl interpreter to crash or disclose portion of its memory."], "name": "CVE-2018-6798", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "perl", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "perl", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "perl", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "perl", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Not affected", "package_name": "rh-perl520-perl", "product_name": "Red Hat Software Collections"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Not affected", "package_name": "rh-perl526-perl", "product_name": "Red Hat Software Collections"}], "public_date": "2018-04-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-6798\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-6798\nhttps://rt.perl.org/Public/Bug/Display.html?id=132063"], "statement": "Versions of the perl interpreter older than 5.22 are not vulnerable. As a result, the versions of perl as shipped in Red Hat Enterprise Linux version 7, 6 and 5, as well as the versions of rh-perl520-perl as shipped with Red Hat Software Collections are not affected by this vulnerability.", "threat_severity": "Moderate", "upstream_fix": "perl 5.26.2, perl 5.24.4"}