Integer Divide-by-Zero Vulnerability in Oracle Linux dtrace Process
CVE-2026-21996

3.3LOW

Key Information:

Vendor

Oracle
Status
Oracle Linux
Vendor
CVE Published:
1 May 2026

What is CVE-2026-21996?

An integer Divide-by-Zero vulnerability has been identified in the dtrace process of Oracle Linux. This flaw allows an unprivileged attacker to trigger a crash by deploying a specially crafted ELF binary, resulting in a denial of service. Proper patches and mitigation strategies are necessary to safeguard against potential exploitation.

Affected Version(s)

Oracle Linux 8

Oracle Linux 9

Oracle Linux 10

References

https://linux.oracle.com/cve/CVE-2026-21996.html
vendor-advisory

CVSS V3.1

Score:
3.3
Severity:
LOW
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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