{"affected":[{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"abrt","product":"Red Hat Enterprise Linux 7 Extended Lifecycle Support","source":"CNA: redhat","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:2.1.11-61.el7_9","versionType":"rpm"}]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"abrt","product":"Red Hat Enterprise Linux 8","source":"CNA: redhat","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:2.10.9-26.el8_10","versionType":"rpm"}]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"abrt","product":"Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support","source":"CNA: redhat","vendor":"Red 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Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:2.10.9-25.el8_8.1","versionType":"rpm"}]},{"defaultStatus":"unknown","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"abrt","product":"Red Hat Enterprise Linux 6","source":"ADP: redhat-SADP","vendor":"Red Hat","versions":[]},{"defaultStatus":"affected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"abrt","product":"Red Hat Enterprise Linux 8","source":"ADP: redhat-SADP","vendor":"Red Hat","versions":[]}],"cveId":"CVE-2026-54228","cwes":["CWE-367"],"description":"A time-of-check time-of-use (TOCTOU) race condition was found in the abrt-dbus D-Bus service's SetElement method. Between dump directory creation and post-create event execution, any local user can call SetElement to write arbitrary text files into the root-owned dump directory, bypassing package validation and allowing crashes of unpackaged binaries to survive post-create processing.","epss":{"date":"2026-11-04","percentile":0.02951,"score":0.00134},"exploits":[],"kev":null,"metrics":[{"score":7.8,"severity":"high","source":"CNA: redhat","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},{"score":7.8,"severity":"high","source":"ADP: redhat-SADP","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},{"score":7.8,"severity":"high","source":"NVD: secalert@redhat.com","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},{"score":7.8,"severity":"high","source":"NVD: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}],"modifiedAt":1793834266923,"publishedAt":1781318064718,"references":[{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:48819"},{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:48864"},{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:48865"},{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:48866"},{"source":"CNA: redhat","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:54272"},{"source":"CNA: redhat","tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2026-54228"},{"source":"CNA: redhat","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2488531"},{"source":"ADP: redhat-SADP","tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2026-54228"},{"source":"ADP: redhat-SADP","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2488531"},{"source":"ADP: redhat-SADP","tags":["x_sadp-csaf-vex"],"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-54228.json"},{"source":"ADP: redhat-SADP","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:48866"},{"source":"ADP: redhat-SADP","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:54272"},{"source":"ADP: redhat-SADP","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:48865"},{"source":"ADP: redhat-SADP","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:48819"},{"source":"ADP: redhat-SADP","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:48864"},{"source":"secalert@redhat.com","tags":[],"url":"https://access.redhat.com/errata/RHSA-2026:48819"},{"source":"secalert@redhat.com","tags":[],"url":"https://access.redhat.com/errata/RHSA-2026:48864"},{"source":"secalert@redhat.com","tags":[],"url":"https://access.redhat.com/errata/RHSA-2026:48865"},{"source":"secalert@redhat.com","tags":[],"url":"https://access.redhat.com/errata/RHSA-2026:48866"},{"source":"secalert@redhat.com","tags":[],"url":"https://access.redhat.com/errata/RHSA-2026:54272"},{"source":"secalert@redhat.com","tags":[],"url":"https://access.redhat.com/security/cve/CVE-2026-54228"},{"source":"secalert@redhat.com","tags":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2488531"},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","tags":[],"url":"https://access.redhat.com/errata/RHSA-2026:48819"},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","tags":[],"url":"https://access.redhat.com/errata/RHSA-2026:48864"},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","tags":[],"url":"https://access.redhat.com/errata/RHSA-2026:48865"},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","tags":[],"url":"https://access.redhat.com/errata/RHSA-2026:48866"},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","tags":[],"url":"https://access.redhat.com/errata/RHSA-2026:54272"},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","tags":[],"url":"https://access.redhat.com/security/cve/CVE-2026-54228"},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","tags":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2488531"},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","tags":[],"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-54228.json"}],"remediation":[{"kind":"workaround","source":"CNA: redhat","text":"The following practices would help for avoiding exposure and mitigate this flaw:\n\n- Disable or remove ABRT if it is not required. On RHEL 8 systems where ABRT is installed, it can be disabled with: systemctl disable --now abrtd.service abrt-journal-core.service abrt-oops.service abrt-xorg.service\n- On Fedora systems, consider using systemd-coredump instead of ABRT for crash handling, as ABRT is being phased out in favor of systemd-coredump\n- Restrict local user access to systems running ABRT, as this vulnerability requires local access"},{"kind":"fix","source":"ADP: redhat-SADP","text":"RHSA-2026:48866: Red Hat Enterprise Linux Server (v. 7 ELS)\n\nRHSA-2026:54272: Red Hat Enterprise Linux AppStream (v. 8)\n\nRHSA-2026:48865: Red Hat Enterprise Linux AppStream AUS (v.8.4), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)\n\nRHSA-2026:48819: Red Hat Enterprise Linux AppStream AUS (v.8.6), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.6)\n\nRHSA-2026:48864: Red Hat Enterprise Linux AppStream E4S (v.8.8), Red Hat Enterprise Linux AppStream TUS (v.8.8)"},{"kind":"workaround","source":"ADP: redhat-SADP","text":"The following practices would help for avoiding exposure and mitigate this flaw:\n\n- Disable or remove ABRT if it is not required. On RHEL 8 systems where ABRT is installed, it can be disabled with: systemctl disable --now abrtd.service abrt-journal-core.service abrt-oops.service abrt-xorg.service\n- On Fedora systems, consider using systemd-coredump instead of ABRT for crash handling, as ABRT is being phased out in favor of systemd-coredump\n- Restrict local user access to systems running ABRT, as this vulnerability requires local access"}],"revision":"c8dba1fd15e02d53ed0e517e22ae5a57a9679e28ef3cd4b03810e6f9df9af0b4","sources":[{"modifiedAt":1793832619937,"name":"CNA: redhat","retrievedAt":1793833887216,"url":"https://www.cve.org/CVERecord?id=CVE-2026-54228"},{"modifiedAt":1793834266923,"name":"NVD","retrievedAt":1793838022341,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-54228"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793833914556,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-54228"}],"ssvc":{"assessedAt":1781543004785,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"total"},"status":"published","title":"Abrt: toctou race condition in abrt-dbus setelement allows arbitrary file writes to dump directories","updatedAt":1793838022341}