{"id":"CVE-2026-17469","state":"PUBLISHED","title":"IBM i is Affected By Denial of Service Vulnerabilities in Line Printer Daemon [, ]","description":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local authenticated attacker to cause a denial of service due to an off-by-one write in the LPD queue name parser.","publishedAt":"2026-09-04T16:32:20.032Z","updatedAt":"2026-09-08T17:28:11.353Z","severity":{"score":5.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","source":"ibm"},"assigner":"ibm","products":["IBM i"],"affected":[{"vendor":"IBM","product":"i","versions":[{"version":"7.6","status":"affected"},{"version":"7.5","status":"affected"},{"version":"7.4","status":"affected"},{"version":"7.3","status":"affected"}],"cpes":["cpe:2.3:a:ibm:i:7.6:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.6.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.5:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.5.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.4:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.4.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.3:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.3.0:*:*:*:*:*:*:*"]}],"references":["https://www.ibm.com/support/pages/node/7285939"],"weaknesses":["CWE-787"],"ingestedAt":"2026-10-29T20:11:00.674Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/17xxx/CVE-2026-17469.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-17469","state":"PUBLISHED","datePublished":"2026-09-04T16:32:20.032Z","dateUpdated":"2026-09-08T17:28:11.353Z","assignerShortName":"ibm","assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","dateReserved":"2026-07-25T20:50:08.481Z"},"containers":{"cna":{"title":"IBM i is Affected By Denial of Service Vulnerabilities in Line Printer Daemon [, ]","descriptions":[{"lang":"en","value":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local authenticated attacker to cause a denial of service due to an off-by-one write in the LPD queue name parser."}],"affected":[{"vendor":"IBM","product":"i","versions":[{"version":"7.6","status":"affected"},{"version":"7.5","status":"affected"},{"version":"7.4","status":"affected"},{"version":"7.3","status":"affected"}],"cpes":["cpe:2.3:a:ibm:i:7.6:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.6.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.5:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.5.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.4:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.4.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.3:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.3.0:*:*:*:*:*:*:*"]}],"references":[{"url":"https://www.ibm.com/support/pages/node/7285939","tags":["vendor-advisory","patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW","baseSeverity":"MEDIUM","baseScore":5.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-787","lang":"en","description":"CWE-787 Out-of-bounds Write","type":"CWE"}]}],"providerMetadata":{"shortName":"ibm","orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","dateUpdated":"2026-09-04T16:32:20.032Z"},"solutions":[{"lang":"en","value":"IBM i Release5770-TC1 \nPTF Number(s)PTF Download Link(s)7.6SJ11300 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11300 7.5SJ11301 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11301 7.4SJ11302 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11302 7.3SJ11303 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11303 \n\n\n\nIBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.","supportingMedia":[{"type":"text/html","base64":false,"value":"<div><table><colgroup><col/><col/><col/></colgroup><thead><tr><td><strong>IBM i Release</strong></td><td><strong>5770-TC1 <br/>PTF Number(s)</strong></td><td><strong>PTF Download Link(s)</strong></td></tr></thead><tbody><tr><td>7.6</td><td>SJ11300</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11300\" rel=\"nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11300</a></td></tr><tr><td>7.5</td><td>SJ11301</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11301\" rel=\"nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11301</a></td></tr><tr><td>7.4</td><td>SJ11302</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11302\" rel=\"nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11302</a></td></tr><tr><td>7.3</td><td>SJ11303</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11303\" rel=\"nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11303</a></td></tr></tbody></table></div><p>IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.</p>"}]}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-08T17:27:58.025826Z","id":"CVE-2026-17469","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-08T17:28:11.353Z"}}]}}}