{"id":"CVE-2025-5745","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-5745","generatedAt":"2026-10-28T00:18:25.862Z","title":"The strncmp implementation optimized for the Power10 processor in the GNU C Library version 2.40 and later writes to vector registers v20 to v31 without saving contents from the caller (those registers are defined as non-volatile registers by the…","description":"The strncmp implementation optimized for the Power10 processor in the GNU C Library version 2.40 and later writes to vector registers v20 to v31 without saving contents from the caller (those registers are defined as non-volatile registers by the powerpc64le ABI), resulting in overwriting of its contents and potentially altering control flow of the caller, or leaking the input strings to the function to other parts of the program.","published":"2025-06-05T20:15:27.000Z","lastModified":"2026-06-17T09:48:41.000Z","status":"Analyzed","sourceIdentifier":"3ff69d7a-14f2-4f67-a097-88dee7810d18","cvss":{"version":"3.1","score":5.6,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L"},"cwe":["CWE-665"],"affected":["gnu/glibc"],"epss":{"score":0.00254,"percentile":0.16747,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.25%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://sourceware.org/bugzilla/show_bug.cgi?id=33060","tags":["Issue Tracking"],"source":"3ff69d7a-14f2-4f67-a097-88dee7810d18"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-5745","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}