{"id":"CVE-2025-6020","title":"A flaw was found in linux-pam","summary":"A flaw was found in linux-pam. The module pam_namespace may use access user-controlled paths without proper protection, allowing local users to elevate their privileges to root via multiple symlink attacks and race conditions.","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-22"],"vendor":"Red Hat","product":"linux-pam","affected":["linux-pam < 1.7.1","pam (all versions)","pam (all versions)","pam (all versions)","pam (all versions)","pam (all versions)","pam (all versions)","pam (all versions)","pam (all versions)","pam (all versions)","pam (all versions)","pam (all versions)","pam (all versions)","pam (all versions)","pam (all versions)","pam (all versions)","pam (all versions)","pam (all versions)","pam (all versions)","pam (all versions)","web-terminal/web-terminal-rhel9-operator (all versions)","web-terminal/web-terminal-tooling-rhel9 (all versions)","web-terminal/web-terminal-tooling-rhel9 (all versions)","rhpam-7/rhpam-businesscentral-monitoring-rhel8 (all versions)","rhpam-7/rhpam-businesscentral-rhel8 (all versions)","rhpam-7/rhpam-controller-rhel8 (all versions)","rhpam-7/rhpam-dashbuilder-rhel8 (all versions)","rhpam-7/rhpam-kieserver-rhel8 (all versions)","rhpam-7/rhpam-operator-bundle (all versions)","rhpam-7/rhpam-process-migration-rhel8 (all versions)","rhpam-7/rhpam-rhel8-operator (all versions)","rhpam-7/rhpam-smartrouter-rhel8 (all versions)","openshift-serverless-1/logic-data-index-ephemeral-rhel8 (all versions)","openshift-serverless-1/logic-data-index-postgresql-rhel8 (all versions)","openshift-serverless-1/logic-db-migrator-tool-rhel8 (all versions)","openshift-serverless-1/logic-jobs-service-ephemeral-rhel8 (all versions)","openshift-serverless-1/logic-jobs-service-postgresql-rhel8 (all versions)","openshift-serverless-1/logic-kn-workflow-cli-artifacts-rhel8 (all versions)","openshift-serverless-1/logic-management-console-rhel8 (all versions)","openshift-serverless-1/logic-operator-bundle (all versions)","openshift-serverless-1/logic-rhel8-operator (all versions)","openshift-serverless-1/logic-swf-builder-rhel8 (all versions)","openshift-serverless-1/logic-swf-devmode-rhel8 (all versions)","cert-manager/jetstack-cert-manager-rhel9 (all versions)","compliance/openshift-compliance-openscap-rhel8 (all versions)","discovery/discovery-server-rhel9 (all versions)","discovery/discovery-server-rhel9 (all versions)","insights-proxy/insights-proxy-container-rhel9 (all versions)","rhosdt/opentelemetry-collector-rhel8 (all versions)","rhosdt/opentelemetry-rhel8-operator (all versions)"],"patched":["enterprise_linux_server_v_7_els","middleware_containers_for_openshift","8base_openshift_serverless_1_36","web_terminal_1_11_on_rhel 9","web_terminal_1_12_on_rhel 9","enterprise_linux_appstream_eus_v_10_0","enterprise_linux_appstream_v_10","enterprise_linux_appstream_e4s_v_9_0","enterprise_linux_appstream_e4s_v_9_2","enterprise_linux_appstream_eus_v_9_4","enterprise_linux_appstream_v_9","enterprise_linux_baseos_eus_v_10_0","enterprise_linux_baseos_v_10","enterprise_linux_baseos_v_8","enterprise_linux_baseos_aus_v_8_2","enterprise_linux_baseos_aus_v_8_4","enterprise_linux_baseos_aus_v_8_6","enterprise_linux_baseos_e4s_v_8_6","enterprise_linux_baseos_tus_v_8_6","enterprise_linux_baseos_e4s_v_8_8","enterprise_linux_baseos_tus_v_8_8","enterprise_linux_baseos_e4s_v_9_0","enterprise_linux_baseos_e4s_v_9_2","enterprise_linux_baseos_eus_v_9_4","enterprise_linux_baseos_v_9","compliance_operator 1","discovery 2","insights_proxy 1.5","openshift_distributed_tracing 3.6.0","openshift_sandboxed_containers 1.1","cert_manager_operator_for_red_hat_openshift 1.16"],"published":"2025-06-17","updated":"2026-09-21","sourceUpdated":"2026-09-21T17:17:29.470","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-6020","references":[{"url":"https://access.redhat.com/errata/RHSA-2025:10024","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10027","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10180","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10354","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10357","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10358","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10359","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10361","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10362","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10735","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:10823","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:11386","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:11487","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:14557","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:15099","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:15709","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:15827","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:15828","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:16524","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:17181","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:18219","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:20181","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:21885","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:22019","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:9526","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:0934","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2025-6020","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2372512","label":"secalert@redhat.com"},{"url":"https://github.com/linux-pam/linux-pam/security/advisories/GHSA-f9p8-gjr4-j9gx","label":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2025/06/17/1","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2025/09/msg00021.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-577017.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-6020.json"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-6020"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-6020"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2025-06-17T13:30:00.379966Z"},"epss":0.0046,"epssPercentile":0.39198,"ingestedAt":"2026-06-29T13:24:34.372Z","slug":"CVE-2025-6020","body":"## Overview\n\nA flaw was found in linux-pam. The module pam_namespace may use access user-controlled paths without proper protection, allowing local users to elevate their privileges to root via multiple symlink attacks and race conditions.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **RHSA-2025:10357** · Red Hat · fixed in: Red Hat Enterprise Linux Server (v. 7 ELS) · released 2025-07-07 · [advisory](https://access.redhat.com/errata/RHSA-2025:10357)\n- **RHSA-2025:11386** · Red Hat · fixed in: Middleware Containers for OpenShift · released 2025-07-17 · [advisory](https://access.redhat.com/errata/RHSA-2025:11386)\n- **RHSA-2026:0934** · Red Hat · fixed in: 8Base-Openshift-Serverless-1.36 · released 2026-01-22 · [advisory](https://access.redhat.com/errata/RHSA-2026:0934)\n- **RHSA-2025:15828** · Red Hat · fixed in: Red Hat Web Terminal 1.11 on RHEL 9 · released 2025-09-15 · [advisory](https://access.redhat.com/errata/RHSA-2025:15828)\n- **RHSA-2025:15827** · Red Hat · fixed in: Red Hat Web Terminal 1.12 on RHEL 9 · released 2025-09-15 · [advisory](https://access.redhat.com/errata/RHSA-2025:15827)\n- **RHSA-2025:22019** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream EUS (v. 10.0), Red Hat Enterprise Linux BaseOS EUS (v. 10.0) · released 2025-11-25 · [advisory](https://access.redhat.com/errata/RHSA-2025:22019)\n- **RHSA-2025:20181** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 10), Red Hat Enterprise Linux BaseOS (v. 10) · released 2025-11-11 · [advisory](https://access.redhat.com/errata/RHSA-2025:20181)\n- **RHSA-2025:10354** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream E4S (v.9.0), Red Hat Enterprise Linux BaseOS E4S (v.9.0) · released 2025-07-07 · [advisory](https://access.redhat.com/errata/RHSA-2025:10354)\n- **RHSA-2025:10180** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream E4S (v.9.2), Red Hat Enterprise Linux BaseOS E4S (v.9.2) · released 2025-07-02 · [advisory](https://access.redhat.com/errata/RHSA-2025:10180)\n- **RHSA-2025:10024** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream EUS (v.9.4), Red Hat Enterprise Linux BaseOS EUS (v.9.4) · released 2025-07-01 · [advisory](https://access.redhat.com/errata/RHSA-2025:10024)\n- **RHSA-2025:9526** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 9), Red Hat Enterprise Linux BaseOS (v. 9) · released 2025-06-24 · [advisory](https://access.redhat.com/errata/RHSA-2025:9526)","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}