CVE-2026-21991

A DTrace component, dtprobed, allows arbitrary file creation through crafted USDT provider names.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://linux.oracle.com/cve/CVE-2026-21991.html	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:oracle:linux:8:-::::::
	cpe:2.3:o:oracle:linux:9:0::::::
	cpe:2.3:o:oracle:linux:10:0::::::

History

No history.

Information

Published : 2026-03-16 22:16

Updated : 2026-06-17 10:19

NVD link : CVE-2026-21991

Mitre link : CVE-2026-21991

CVE.ORG link : CVE-2026-21991

JSON object : View

Products Affected

oracle

linux

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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