{"schema":"threatline.record/2","record":{"id":"CVE-2026-106026","aliases":[],"summary":"tftp-hpa 5.4 before 6.0 Out-of-Bounds Read via tftpd Remap Jump Rule","details":"tftp-hpa 5.4 before 6.0 contains an out-of-bounds read vulnerability in rewrite_string() in tftpd/remap.c that walks heap memory during jump label searches. Unauthenticated remote attackers can send read or write requests whose filename matches a remap jump rule to crash the forked in.tftpd request handler.","categories":["Unclassified"],"product":"tftp-hpa","vendor":"H. Peter Anvin","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-106026","source_modified_at":"2026-10-06T17:15:34.212Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"tftp-hpa","vendor":"H. Peter Anvin","versions":[{"version":"5.4","lessThan":"6.0","status":"affected","versionType":"custom"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-106026","source_modified_at":"2026-10-06T17:15:34.212Z","fetched_at":"2026-10-23T18:52:38.922436Z","package":{"name":"tftp-hpa","ecosystem":null},"version":"6.0","basis":"first unaffected version stated in the CVE record"}],"cvss":6.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00368,"percentile":0.29487,"score_date":"2026-10-23"},"published_at":"2026-10-06T13:35:48.642Z","modified_at":"2026-10-06T17:15:34.212Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-106026","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-10-06T17:15:34.212Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-106026","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://git.kernel.org/pub/scm/network/tftp/tftp-hpa.git/commit/?id=6735086fb6475c3e1f1daf9829836b3d06f14291","tags":["patch"]},{"source":"CVE List","url":"https://git.kernel.org/pub/scm/network/tftp/tftp-hpa.git/tree/tftpd/remap.c?h=tftp-hpa-5.4#n762","tags":["technical-description"]},{"source":"CVE List","url":"https://git.kernel.org/pub/scm/network/tftp/tftp-hpa.git/","tags":["product"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/tftp-hpa-5.4-before-6.0-out-of-bounds-read-via-tftpd-remap-jump-rule","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-06T17:15:26.218941Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-06T17:15:34.212Z","content_hash":"dc255558a1aa99a8f88b662ae71b43a83e74a50ac36621a7ae7466e6814169e1"}}