1. Home
  2. CVE Database
  3. CVE-2026-21996
LOW · 3.3

CVE-2026-21996

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()

Vulnerability Description

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()

CVSS Score

3.3

LOW

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

Affected Products

VendorProductVersions
OracleLinux8

Related Weaknesses (CWE)

CWE-369

References

FAQ

What is CVE-2026-21996?

CVE-2026-21996 is a vulnerability with a CVSS score of 3.3 (LOW). 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()

How severe is CVE-2026-21996?

CVE-2026-21996 has been rated LOW with a CVSS base score of 3.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-21996?

Check the references section above for vendor advisories and patch information. Affected products include: Oracle Linux.