{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-14629","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","state":"PUBLISHED","assignerShortName":"VulDB","dateReserved":"2026-07-03T17:10:08.620Z","datePublished":"2026-07-04T13:15:08.868Z","dateUpdated":"2026-07-06T15:00:19.211Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB","dateUpdated":"2026-07-04T13:15:08.868Z"},"title":"RT-Thread Parameter lwp_syscall.c sys_ioctl divide by zero","problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-369","lang":"en","description":"Divide By Zero"}]},{"descriptions":[{"type":"CWE","cweId":"CWE-404","lang":"en","description":"Denial of Service"}]}],"affected":[{"vendor":"n/a","product":"RT-Thread","versions":[{"version":"5.2.0","status":"affected"},{"version":"5.2.1","status":"affected"},{"version":"5.2.2","status":"affected"}],"cpes":["cpe:2.3:a:rt-thread:rt-thread:*:*:*:*:*:*:*:*"],"modules":["Parameter Handler"]}],"descriptions":[{"lang":"en","value":"A flaw has been found in RT-Thread up to 5.2.2. Affected is the function read/write/sys_ioctl of the file components/lwp/lwp_syscall.c of the component Parameter Handler. Executing a manipulation can lead to divide by zero. The attack may be launched remotely. The exploit has been published and may be used. The pull request to fix this issue awaits acceptance."}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":5.3,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":4.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R","baseSeverity":"MEDIUM"}},{"cvssV3_0":{"version":"3.0","baseScore":4.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R","baseSeverity":"MEDIUM"}},{"cvssV2_0":{"version":"2.0","baseScore":4,"vectorString":"AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR"}}],"timeline":[{"time":"2026-07-03T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-07-03T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-07-03T19:15:12.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"Zephyr Saxon (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}],"references":[{"url":"https://vuldb.com/vuln/376145","name":"VDB-376145 | RT-Thread Parameter lwp_syscall.c sys_ioctl divide by zero","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/376145/cti","name":"VDB-376145 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-14629","name":"CVE-2026-14629 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/845610","name":"Submit #845610 | RT-Thread v5.2.2 Improper Handling of Parameters","tags":["third-party-advisory"]},{"url":"https://github.com/RT-Thread/rt-thread/issues/11429","tags":["exploit","issue-tracking"]},{"url":"https://github.com/RT-Thread/rt-thread/pull/11453","tags":["issue-tracking","patch"]},{"url":"https://github.com/RT-Thread/rt-thread/","tags":["product"]}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-06T15:00:11.643666Z","id":"CVE-2026-14629","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-06T15:00:19.211Z"}}]}}