{"id":"CVE-2026-97029","aliases":[],"cve":{"records":[{"id":"CVE-2026-97029","source":"redhat","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-09-23T21:15:11.736Z","published":"2026-09-29T03:43:16.941Z","modified":"2026-11-06T02:18:04.840Z"}],"publishers":[{"name":"redhat","role":"CNA","organizationId":"53f830b8-0a3f-465b-8143-3b8a9948e749","modified":"2026-11-06T02:18:04.840Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-09-29T15:52:22.393Z"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-97029","tags":["vdb-entry","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2542698","tags":["issue-tracking","x_refsource_REDHAT"],"source":"redhat"},{"url":"https://github.com/flatpak/flatpak/security/advisories/GHSA-f3p8-vr7v-gxf2","tags":[],"source":"redhat"}],"weaknesses":[{"id":"CWE-653","description":"Improper Isolation or Compartmentalization","source":"redhat"}],"applicability":[],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-09-29T15:52:12.039215Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"partial"}]}]},"title":"Flatpak: flatpak: sandboxed app can signal unsandboxed processes in the same process group","titleSource":"redhat","descriptionSource":"redhat","description":"Flatpak's process ID namespace separation does not prevent a sandboxed app's kill(0, signal) or killpg(0, signal) calls from reaching processes outside the sandbox that share the same process group. A malicious or compromised Flatpak app can use this to cause denial of service by terminating processes outside its sandbox, such as the desktop shell.","score":5.7,"severity":"medium","published":"2026-09-29T03:43:16.941Z","modified":"2026-11-06T02:18:04.840Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 10","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/a:redhat:enterprise_linux:10"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-97029"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 7","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/o:redhat:rhel_els:7"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-97029"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 8","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/a:redhat:enterprise_linux:8"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-97029"},{"vendor":"Red Hat","name":"Red Hat Enterprise Linux 9","platforms":[],"versions":[],"defaultStatus":"affected","cpes":["cpe:/a:redhat:enterprise_linux:9"],"source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-97029"}],"remediation":[{"text":"Run Flatpak apps in a new session (setsid flatpak run ... or setsid() in the parent) or a new process group (setpgid (0, 0) in the parent), or avoid running untrusted Flatpak apps.","source":"redhat","url":"https://www.cve.org/CVERecord?id=CVE-2026-97029"}],"references":["https://access.redhat.com/security/cve/CVE-2026-97029","https://bugzilla.redhat.com/show_bug.cgi?id=2542698","https://github.com/flatpak/flatpak/security/advisories/GHSA-f3p8-vr7v-gxf2"],"sources":[{"name":"CVE","id":"CVE-2026-97029","modified":"2026-11-06T02:18:04.840Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-97029"}],"assessments":[{"source":"redhat","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H","score":5.7}],"sourceAffected":[],"observedAt":"2026-11-06T03:17:14.534Z","kev":{"status":"not-listed","checkedAt":"2026-11-14T23:35:33.875Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-11-06T03:20:32.843Z","attemptedAt":"2026-11-06T03:20:32.843Z"},{"source":"GHSA","status":"no-result","checkedAt":"2026-11-06T03:20:32.095Z","attemptedAt":"2026-11-06T03:20:32.095Z"},{"source":"EUVD","status":"available","checkedAt":"2026-11-06T03:20:32.843Z","attemptedAt":"2026-11-06T03:20:32.843Z"},{"source":"EPSS","status":"available","checkedAt":"2026-11-06T03:20:32.095Z","attemptedAt":"2026-11-06T03:20:32.095Z"}],"evidence":[{"source":"FIRST EPSS","id":"CVE-2026-97029","url":"https://www.first.org/epss/","probability":0.00245,"percentile":0.1579,"date":"2026-11-05","checkedAt":"2026-11-06T03:20:32.095Z"},{"source":"ENISA EUVD","id":"EUVD-2026-88627","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-88627","modified":"Nov 6, 2026, 2:18:04 AM","score":5.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H","checkedAt":"2026-11-06T03:20:32.843Z"},{"source":"NVD","id":"CVE-2026-97029","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97029","modified":"2026-11-06T03:16:48.917","score":5.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H","checkedAt":"2026-11-06T03:20:32.843Z"}],"aiSummary":{"text":"A sandboxed Flatpak app can signal unsandboxed processes in the same process group, potentially causing denial of service. The vulnerability affects Red Hat Enterprise Linux 7, 8, 9, and 10. A malicious app can terminate processes outside its sandbox.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-11-06T03:21:03.746Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-97029"}]}}