{"id":"CVE-2026-82474","title":"Sudo through 1.9.17p2 fails to apply intercept policy checks to the execveat system call in ptrace-based intercept mode","summary":"Sudo through 1.9.17p2 fails to apply intercept policy checks to the execveat system call in ptrace-based intercept mode. Users permitted to run specific commands can execute denied programs by calling execveat directly or through fexecve…","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-693","CWE-1220"],"vendor":"Red Hat","product":"Red Hat Enterprise Linux 10","affected":["enterprise_linux 10","enterprise_linux 6","enterprise_linux 7","enterprise_linux 8","enterprise_linux 9","hardened_images"],"patched":["hardened_images"],"published":"2026-08-29","updated":"2026-09-10","sourceUpdated":"2026-09-10T19:54:25.810","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-82474","references":[{"url":"https://github.com/sudo-project/sudo","label":"disclosure@vulncheck.com"},{"url":"https://github.com/sudo-project/sudo/blob/v1.9.17p2/src/exec_ptrace.c","label":"disclosure@vulncheck.com"},{"url":"https://github.com/sudo-project/sudo/commit/71fbe42dcd5a1c8f799540583a2dfb2ae6221edf","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/sudo-through-1.9-17p2-intercept-policy-bypass-via-execveat","label":"disclosure@vulncheck.com"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-82474.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-82474"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2525889"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-82474"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-82474"},{"url":"https://access.redhat.com/errata/RHSA-2026:65569"},{"url":"https://access.redhat.com/errata/RHSA-2026:68692"},{"url":"https://access.redhat.com/errata/RHSA-2026:69123"},{"url":"https://access.redhat.com/errata/RHSA-2026:71354"},{"url":"https://access.redhat.com/errata/RHSA-2026:71603"}],"tags":["nvd","csaf","vex","red-hat"],"epss":0.00131,"epssPercentile":0.02207,"ingestedAt":"2026-08-30T12:52:24.049Z","slug":"CVE-2026-82474","body":"## Overview\n\nSudo through 1.9.17p2 fails to apply intercept policy checks to the execveat system call in ptrace-based intercept mode. Users permitted to run specific commands can execute denied programs by calling execveat directly or through fexecve, bypassing policy enforcement and logging.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Important · affected: Red Hat Enterprise Linux 9 · no fix planned: Red Hat Enterprise Linux 9 · updated 2026-09-17 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-82474.json)\n- **RHSA-2026:65569** · Red Hat · fixed in: Red Hat Hardened Images · released 2026-09-08 · [advisory](https://access.redhat.com/errata/RHSA-2026:65569)\n- **RHSA-2026:68692** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 10), Red Hat Enterprise Linux BaseOS (v. 10) · released 2026-09-17 · [advisory](https://access.redhat.com/errata/RHSA-2026:68692)\n- **RHSA-2026:69123** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 9), Red Hat Enterprise Linux BaseOS (v. 9) · released 2026-09-21 · [advisory](https://access.redhat.com/errata/RHSA-2026:69123)\n- **RHSA-2026:71354** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream EUS (v. 10.0), Red Hat Enterprise Linux BaseOS EUS (v. 10.0) · released 2026-09-24 · [advisory](https://access.redhat.com/errata/RHSA-2026:71354)\n- **RHSA-2026:71603** · Red Hat · fixed in: Red Hat Update Infrastructure 5 · released 2026-09-24 · [advisory](https://access.redhat.com/errata/RHSA-2026:71603)","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}