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Oracle DTrace CVE-2026-21996

| EUVD-2026-26700 LOW
Divide By Zero (CWE-369)
2026-05-01 secalert_us@oracle.com
3.3
CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

Lifecycle Timeline

4
Analysis Generated
May 01, 2026 - 18:30 vuln.today
EUVD ID Assigned
May 01, 2026 - 18:22 euvd
EUVD-2026-26700
Analysis Generated
May 01, 2026 - 18:22 vuln.today
CVE Published
May 01, 2026 - 18:16 nvd
LOW 3.3

DescriptionNVD

An unprivileged attacker can reliably trigger a crash of the dtrace process with a malicious ELF binary due to an integer Divide-by-Zero in Pbuild_file_symtab()

AnalysisAI

DTrace process can be reliably crashed by unprivileged local attackers via a malicious ELF binary that triggers an integer divide-by-zero condition in the Pbuild_file_symtab() function, causing denial of service. CVSS 3.3 (low severity) reflects local-only attack vector and low privileges required, though the reliable crash mechanism and low exploitation complexity may elevate practical risk in multi-tenant or shared-system environments.

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CVE-2026-21996 vulnerability details – vuln.today

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