CVE-2026-82474

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.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/sudo-project/sudo
https://github.com/sudo-project/sudo/blob/v1.9.17p2/src/exec_ptrace.c
https://github.com/sudo-project/sudo/commit/71fbe42dcd5a1c8f799540583a2dfb2ae6221edf
https://www.vulncheck.com/advisories/sudo-through-1.9-17p2-intercept-policy-bypass-via-execveat

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-29 17:17

Updated : 2026-09-10 19:54

NVD link : CVE-2026-82474

Mitre link : CVE-2026-82474

CVE.ORG link : CVE-2026-82474

JSON object : View

Products Affected

No product.

CWE

CWE-693

Protection Mechanism Failure

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