What’s Vulnerable › Vulnerabilities

CVE-2026-21996

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-01 · updated 2026-10-26
• Weakness: CWE-369

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()

Affected products

• Oracle Corporation Oracle Linux: 8, 9-0, 10-0

References

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

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