CVE-2026-21991

MEDIUM5.5Path traversal

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Description

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

CVSS breakdown

CVSS 3.1

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Affected products

Oracle Corporation / Oracle Linux8 – 8
Oracle Corporation / Oracle Linux9 – 9
Oracle Corporation / Oracle Linux10 – 10

References

VENDOR_ADVISORYhttps://linux.oracle.com/cve/CVE-2026-21991.html

Updated 37m ago · 8 sources