CVE-2026-82474
Sudo through 1.9.17p2 Intercept Policy Bypass via execveat
- State
- Published
- Severity
- 8.5 High
- Published
- Aug 29, 2026
- Updated
- Sep 2, 2026
- Reserved
- Aug 29, 2026
Description
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, bypassing policy enforcement and logging.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.5 High | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 7.8 High | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-693 Protection Mechanism Failure
Affected Products
| Product | Versions |
|---|---|
sudosudo-project |
|
References
- Patch Commitpatch
- https://github.com/sudo-project/sudo/blob/v1.9.17p2/src/exec_ptrace.ctechnical-description
- https://github.com/sudo-project/sudoproduct
- VulnCheck Advisory: Sudo through 1.9.17p2 Intercept Policy Bypass via execveatthird-party-advisory
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