{"id":"CVE-2026-108518","title":"perl-dbi: perl-dbi: Denial of Service via type confusion in dbi_profile (CVE-2026-108518)","summary":"A flaw was found in the perl-dbi package. A type confusion vulnerability in the profiling feature can lead to an invalid memory dereference, causing the application to crash and resulting in a Denial of Service (DoS). A user or attacker ca…","severity":"medium","cvss":4.7,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","cvssSource":"vendor","cwe":"CWE-843","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8","affected":["enterprise_linux 10","enterprise_linux 6","enterprise_linux 7","enterprise_linux 8","enterprise_linux 9"],"published":"2026-10-20","updated":"2026-10-21","sourceUpdated":"2026-10-21T08:01:32+00:00","source":"CSAF","sourceUrl":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-108518.json","references":[{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-108518.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-108518"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2557484"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-108518"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-108518"},{"url":"https://github.com/perl5-dbi/dbi/commit/c2ff4df575d7af625bb4d0d1ef7539f90b22d8b2.patch"},{"url":"https://github.com/perl5-dbi/dbi/security/advisories/GHSA-7393-6f8r-fhh3"},{"url":"https://metacpan.org/release/HMBRAND/DBI-1.656/changes"}],"tags":["csaf","vex","red-hat","cve.org"],"ingestedAt":"2026-10-20T22:23:33.909Z","epss":0.00275,"epssPercentile":0.19836,"slug":"CVE-2026-108518","body":"## Overview\n\nA flaw was found in the perl-dbi package. A type confusion vulnerability in the profiling feature can lead to an invalid memory dereference, causing the application to crash and resulting in a Denial of Service (DoS). A user or attacker capable of supplying profiling configuration, such as through environment variables, can trigger this flaw during database handle destruction under specific profile path settings.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Moderate · affected: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9 · no fix planned: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, … · updated 2026-10-21 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-108518.json)\n\n**perl-dbi: perl-dbi: Denial of Service via type confusion in dbi_profile** — rated Moderate by Red Hat. Released 2026-10-20, updated 2026-10-21.\n\nAffected:\n\n- Red Hat Enterprise Linux 10\n- Red Hat Enterprise Linux 6\n- Red Hat Enterprise Linux 7\n- Red Hat Enterprise Linux 8\n- Red Hat Enterprise Linux 9\n\nNo fix planned:\n\n- Red Hat Enterprise Linux 6\n- Red Hat Enterprise Linux 10\n- Red Hat Enterprise Linux 7\n- Red Hat Enterprise Linux 8\n- Red Hat Enterprise Linux 9\n\n## Remediation\n\nOut of support scope","depth":"sunlit","depthScore":26,"depthScoreParts":{"impact":25.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[{"seq":227036,"id":"CVE-2026-108518","ts":1792585028878,"field":"cvss","old":null,"new":"4.7"},{"seq":227035,"id":"CVE-2026-108518","ts":1792585028878,"field":"severity","old":"none","new":"medium"}]}