{"id":"CVE-2026-117609","aliases":["DEBIAN-CVE-2026-117609","EUVD-2026-111544","GHSA-mq9h-jmwj-r2r4","UBUNTU-CVE-2026-117609"],"status":"published","title":"rtl_433 through 25.12 Stack-Based Buffer Overflow via Proflame 2 Decoder","description":"rtl_433 through 25.12 contains a stack-based buffer overflow vulnerability in proflame2_mc() that allows nearby attackers to write past a 7-byte stack buffer by sending more than seven valid Manchester-coded words. Attackers can transmit a crafted OOK radio signal or supply a crafted signal file to crash rtl_433 and corrupt stack memory, enabling control-flow hijacking on builds without stack canaries.","severity":{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.0035,"percentile":0.29051,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121"],"published":"2026-10-28T02:03:18Z","modified":"2026-10-30T07:04:10Z","affected":[{"source":"osv","ecosystem":"Debian:12","package":"rtl-433","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["22.11+git20230213+ds-1","22.11-1","23.11-1","23.11-2","24.10-1","25.02-1","25.02-1.1","25.12-1","26.07-1"]},{"source":"osv","ecosystem":"Debian:13","package":"rtl-433","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["25.02-1","25.02-1+deb13u1","25.02-1.1","25.12-1","26.07-1"]},{"source":"osv","ecosystem":"Debian:14","package":"rtl-433","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["25.02-1","25.02-1.1","25.12-1","26.07-1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"rtl-433","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["19.08-1","19.08-1build1","19.08-2","20.02-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"rtl-433","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20.11-1","21.05-2","21.05-2build1","21.12-1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"rtl-433","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["22.11-1","23.11-1","23.11-1build1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"rtl-433","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["25.12-1","26.07-1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"rtl-433","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["25.02-1","25.02-1.1","25.12-1"]}],"products":[{"vendor":"merbanan","product":"rtl_433"}],"references":[{"url":"https://github.com/merbanan/rtl_433/issues/3739","tags":["issue-tracking","report"]},{"url":"https://github.com/merbanan/rtl_433/pull/3740","tags":["patch","issue-tracking","fix","report"]},{"url":"https://github.com/merbanan/rtl_433/commit/f35183aaf1d2d905d422fd70bcae4eb7349d6186","tags":["patch","fix","report"]},{"url":"https://github.com/merbanan/rtl_433/blob/25.12/src/devices/proflame2.c#L46-L95","tags":["technical-description","article","report"]},{"url":"https://github.com/merbanan/rtl_433","tags":["product","package","report"]},{"url":"https://www.vulncheck.com/advisories/rtl-433-through-25.12-stack-based-buffer-overflow-via-proflame-2-decoder","tags":["third-party-advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-117609","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-mq9h-jmwj-r2r4"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/117xxx/CVE-2026-117609.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-117609","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-117609","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-117609","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-117609","title":"rtl_433 through 25.12 Stack-Based Buffer Overflow via Proflame 2 Decoder","description":"rtl_433 through 25.12 contains a stack-based buffer overflow vulnerability in proflame2_mc() that allows nearby attackers to write past a 7-byte stack buffer by sending more than seven valid Manchester-coded words. Attackers can transmit a crafted OOK radio signal or supply a crafted signal file to crash rtl_433 and corrupt stack memory, enabling control-flow hijacking on builds without stack canaries.","status":"published","published":"2026-10-28T02:03:18.083Z","modified":"2026-10-28T16:12:02.323Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:20:13.272106Z"}],"euvd":[{"id":"EUVD-2026-111544","description":"rtl_433 through 25.12 contains a stack-based buffer overflow vulnerability in proflame2_mc() that allows nearby attackers to write past a 7-byte stack buffer by sending more than seven valid Manchester-coded words. Attackers can transmit a crafted OOK radio signal or supply a crafted signal file to crash rtl_433 and corrupt stack memory, enabling control-flow hijacking on builds without stack canaries.","status":"published","published":"2026-10-28T02:03:18Z","modified":"2026-10-28T16:12:02Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T16:59:20.41252Z"}],"ghsa":[{"id":"GHSA-mq9h-jmwj-r2r4","title":"rtl_433 through 25.12 contains a stack-based buffer overflow vulnerability in proflame2_mc() that...","description":"rtl_433 through 25.12 contains a stack-based buffer overflow vulnerability in proflame2_mc() that allows nearby attackers to write past a 7-byte stack buffer by sending more than seven valid Manchester-coded words. Attackers can transmit a crafted OOK radio signal or supply a crafted signal file to crash rtl_433 and corrupt stack memory, enabling control-flow hijacking on builds without stack canaries.","status":"published","published":"2026-10-28T03:31:50Z","modified":"2026-10-28T03:31:57Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","level":"high"},{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:14:32.579072Z"}],"nvd":[{"id":"CVE-2026-117609","description":"rtl_433 through 25.12 contains a stack-based buffer overflow vulnerability in proflame2_mc() that allows nearby attackers to write past a 7-byte stack buffer by sending more than seven valid Manchester-coded words. Attackers can transmit a crafted OOK radio signal or supply a crafted signal file to crash rtl_433 and corrupt stack memory, enabling control-flow hijacking on builds without stack canaries.","status":"published","published":"2026-10-28T03:17:12.607Z","modified":"2026-10-28T17:18:19.56Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:13:04.037468Z"}],"osv":[{"id":"CVE-2026-117609","title":"rtl_433 through 25.12 Stack-Based Buffer Overflow via Proflame 2 Decoder","description":"rtl_433 through 25.12 contains a stack-based buffer overflow vulnerability in proflame2_mc() that allows nearby attackers to write past a 7-byte stack buffer by sending more than seven valid Manchester-coded words. Attackers can transmit a crafted OOK radio signal or supply a crafted signal file to crash rtl_433 and corrupt stack memory, enabling control-flow hijacking on builds without stack canaries.","status":"published","published":"2026-10-28T02:03:18.083Z","modified":"2026-10-30T07:04:10.46640791Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:44:57.008854Z"},{"id":"DEBIAN-CVE-2026-117609","description":"rtl_433 through 25.12 contains a stack-based buffer overflow vulnerability in proflame2_mc() that allows nearby attackers to write past a 7-byte stack buffer by sending more than seven valid Manchester-coded words. Attackers can transmit a crafted OOK radio signal or supply a crafted signal file to crash rtl_433 and corrupt stack memory, enabling control-flow hijacking on builds without stack canaries.","status":"published","published":"2026-10-28T03:17:12.607Z","modified":"2026-10-29T10:00:17.970987419Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"updated_at":"2026-11-02T15:45:50.923612Z"},{"id":"UBUNTU-CVE-2026-117609","description":"rtl_433 through 25.12 contains a stack-based buffer overflow vulnerability in proflame2_mc() that allows nearby attackers to write past a 7-byte stack buffer by sending more than seven valid Manchester-coded words. Attackers can transmit a crafted OOK radio signal or supply a crafted signal file to crash rtl_433 and corrupt stack memory, enabling control-flow hijacking on builds without stack canaries.","status":"published","published":"2026-10-28T03:17:00Z","modified":"2026-10-28T20:17:46.296951702Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","level":"high"},{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T16:56:00.081948Z"}]}}