{"id":"CVE-2026-115942","aliases":["AZL-111745","DEBIAN-CVE-2026-115942","EUVD-2026-112720","GHSA-h5r3-v75j-gx8v","UBUNTU-CVE-2026-115942"],"status":"published","title":"Apache Qpid Proton C: Verifying non compliant TLS wildcard cert can cause stack buffer overflow read","description":"A misconfigured wildcard TLS certificate causes a stack read overflow.\n\n\n\nThis issue does not affect any wildcard certificate issued to the RFC9525 standard - the fix only accepts certificates that comply to this standard.\n\n\n\nThis issue affects Apache Qpid Proton C: through 0.40.0.\n\n\n\nUsers are recommended to upgrade to version 0.41.1, which fixes the issue.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-12","score":0.0024,"percentile":0.15269,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2026-10-29T10:19:58Z","modified":"2026-11-05T21:31:02Z","affected":[{"source":"osv","ecosystem":"Azure Linux:3","package":"qpid-proton","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.40.0-15"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"qpid-proton","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.37.0-10","0.37.0-2","0.37.0-3","0.37.0-4","0.37.0-5","0.37.0-6","0.37.0-7","0.37.0-8","0.37.0-9"]},{"source":"osv","ecosystem":"Debian:13","package":"qpid-proton","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.37.0-10","0.37.0-6","0.37.0-7","0.37.0-8","0.37.0-9"]},{"source":"osv","ecosystem":"Debian:14","package":"qpid-proton","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.37.0-10","0.37.0-6","0.37.0-7","0.37.0-8","0.37.0-9"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"qpid-proton","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7-2","0.10-2"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"qpid-proton","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.14.0-5.1","0.14.0-5.1ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"qpid-proton","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.22.0-3.2","0.22.0-3.2build1","0.22.0-3.3","0.22.0-3.3build1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"qpid-proton","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.22.0-5.1","0.22.0-5.1build1","0.22.0-5.1ubuntu1","0.22.0-5.1ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"qpid-proton","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.37.0-2build1","0.37.0-2build2","0.37.0-2build4","0.37.0-2build5"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"qpid-proton","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.37.0-7build1","0.37.0-8","0.37.0-9","0.37.0-9build1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"qpid-proton","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.37.0-6","0.37.0-6build1","0.37.0-7","0.37.0-7build1"]}],"products":[{"vendor":"apache software foundation","product":"apache qpid proton c"}],"references":[{"url":"https://lists.apache.org/thread.html/5z8x4c1939rxs5hod7q7gvgdmjd7p7pt","tags":["vendor-advisory","report"]},{"url":"http://www.openwall.com/lists/oss-security/2026/10/28/25","tags":["report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-115942","tags":["web"]},{"url":"https://github.com/advisories/GHSA-h5r3-v75j-gx8v"},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-115942","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-115942","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-115942","tags":["report"]},{"url":"https://www.openwall.com/lists/oss-security/2026/10/28/25","tags":["report"]},{"url":"https://issues.apache.org/jira/browse/PROTON-2974","tags":["report"]},{"url":"https://github.com/apache/qpid-proton/commit/d65168bbef23cac2dda2fbef05cdc9aa6e71651e","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-115942","title":"Apache Qpid Proton C: Verifying non compliant TLS wildcard cert can cause stack buffer overflow read","description":"A misconfigured wildcard TLS certificate causes a stack read overflow.\n\n\n\nThis issue does not affect any wildcard certificate issued to the RFC9525 standard - the fix only accepts certificates that comply to this standard.\n\n\n\nThis issue affects Apache Qpid Proton C: through 0.40.0.\n\n\n\nUsers are recommended to upgrade to version 0.41.1, which fixes the issue.","status":"published","published":"2026-10-29T10:19:58.757Z","modified":"2026-11-05T21:31:02.254Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-125"],"updated_at":"2026-11-05T22:55:19.167207Z"}],"euvd":[{"id":"EUVD-2026-112720","description":"A misconfigured wildcard TLS certificate causes a stack read overflow.\n\n\n\nThis issue does not affect any wildcard certificate issued to the RFC9525 standard - the fix only accepts certificates that comply to this standard.\n\n\n\nThis issue affects Apache Qpid Proton C: through 0.40.0.\n\n\n\nUsers are recommended to upgrade to version 0.41.1, which fixes the issue.","status":"published","published":"2026-10-29T10:19:58Z","modified":"2026-11-05T21:31:02Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-05T23:02:21.019595Z"}],"ghsa":[{"id":"GHSA-h5r3-v75j-gx8v","title":"A misconfigured wildcard TLS certificate causes a stack read overflow.\n\n\n\nThis issue does not...","description":"A misconfigured wildcard TLS certificate causes a stack read overflow.\n\n\n\nThis issue does not affect any wildcard certificate issued to the RFC9525 standard - the fix only accepts certificates that comply to this standard.\n\n\n\nThis issue affects Apache Qpid Proton C: through 0.40.0.\n\n\n\nUsers are recommended to upgrade to version 0.41.1, which fixes the issue.","status":"published","published":"2026-10-29T12:30:36Z","modified":"2026-11-06T00:33:39Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-125"],"updated_at":"2026-11-06T00:57:25.690752Z"}],"nvd":[{"id":"CVE-2026-115942","description":"A misconfigured wildcard TLS certificate causes a stack read overflow.\n\n\n\nThis issue does not affect any wildcard certificate issued to the RFC9525 standard - the fix only accepts certificates that comply to this standard.\n\n\n\nThis issue affects Apache Qpid Proton C: through 0.40.0.\n\n\n\nUsers are recommended to upgrade to version 0.41.1, which fixes the issue.","status":"published","published":"2026-10-29T11:17:30.837Z","modified":"2026-11-05T22:17:47.963Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-05T23:57:22.428307Z"}],"osv":[{"id":"DEBIAN-CVE-2026-115942","description":"A misconfigured wildcard TLS certificate causes a stack read overflow.    This issue does not affect any wildcard certificate issued to the RFC9525 standard - the fix only accepts certificates that comply to this standard.    This issue affects Apache Qpid Proton C: through 0.40.0.    Users are recommended to upgrade to version 0.41.1, which fixes the issue.","status":"published","published":"2026-10-29T11:17:30.837Z","modified":"2026-11-06T10:04:36.077235398Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-06T10:38:22.758306Z"},{"id":"UBUNTU-CVE-2026-115942","description":"A misconfigured wildcard TLS certificate causes a stack read overflow. This issue does not affect any wildcard certificate issued to the RFC9525 standard - the fix only accepts certificates that comply to this standard. This issue affects Apache Qpid Proton C: through 0.40.0. Users are recommended to upgrade to version 0.41.1, which fixes the issue.","status":"published","published":"2026-10-29T11:17:00Z","modified":"2026-11-07T01:45:11.543826637Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-07T01:57:06.567161Z"},{"id":"AZL-111745","title":"CVE-2026-115942 affecting package qpid-proton 0.40.0-15","description":"A misconfigured wildcard TLS certificate causes a stack read overflow.\n\n\n\nThis issue does not affect any wildcard certificate issued to the RFC9525 standard - the fix only accepts certificates that comply to this standard.\n\n\n\nThis issue affects Apache Qpid Proton C: through 0.40.0.\n\n\n\nUsers are recommended to upgrade to version 0.41.1, which fixes the issue.","status":"published","published":"2026-10-29T11:17:30Z","modified":"2026-11-05T05:36:30Z","updated_at":"2026-11-05T16:41:18.705965Z"}]}}