Vulnerability Monitor

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CVE-2026-49426


When auditing a system call executed via ptrace(PT_SC_REMOTE), the kernel passed the return value of an internal setup function to AUDIT_SYSCALL_EXIT() rather than the actual result of the executed system call. As a result, committed audit records for system calls which returned an error do not reflect the true outcome of the operation. That is, they indicate that the operation succeeded when it in fact failed. Audit records for system calls executed via ptrace(PT_SC_REMOTE) may show an incorrect error status. An attacker with the ability to debug a process could use this to produce misleading audit trails, potentially undermining audit-based Intrusion Detection Systems (IDS).


Security Impact Summary

This vulnerability carries a LOW severity rating with a CVSS v3.1 score of 3.3, requiring local system access to exploit with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts limited integrity, for affected systems. Impacting 1 product from freebsd organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2026, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2026-08-19T06:17:41.720

Last Modified

2026-09-01T20:19:55.283

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 3.3 (LOW)

Weaknesses
  • Type: Secondary
    CWE-223
    CWE-224

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System freebsd freebsd 14.3 Yes
Operating System freebsd freebsd 14.3 Yes
Operating System freebsd freebsd 14.3 Yes
Operating System freebsd freebsd 14.3 Yes
Operating System freebsd freebsd 14.3 Yes
Operating System freebsd freebsd 14.3 Yes
Operating System freebsd freebsd 14.3 Yes
Operating System freebsd freebsd 14.3 Yes
Operating System freebsd freebsd 14.3 Yes
Operating System freebsd freebsd 14.3 Yes
Operating System freebsd freebsd 14.3 Yes
Operating System freebsd freebsd 14.3 Yes
Operating System freebsd freebsd 14.3 Yes
Operating System freebsd freebsd 14.3 Yes
Operating System freebsd freebsd 14.3 Yes
Operating System freebsd freebsd 14.3 Yes
Operating System freebsd freebsd 14.4 Yes
Operating System freebsd freebsd 14.4 Yes
Operating System freebsd freebsd 14.4 Yes
Operating System freebsd freebsd 14.4 Yes
Operating System freebsd freebsd 14.4 Yes
Operating System freebsd freebsd 14.4 Yes
Operating System freebsd freebsd 14.4 Yes
Operating System freebsd freebsd 14.4 Yes
Operating System freebsd freebsd 15.0 Yes
Operating System freebsd freebsd 15.0 Yes
Operating System freebsd freebsd 15.0 Yes
Operating System freebsd freebsd 15.0 Yes
Operating System freebsd freebsd 15.0 Yes
Operating System freebsd freebsd 15.0 Yes
Operating System freebsd freebsd 15.0 Yes
Operating System freebsd freebsd 15.0 Yes
Operating System freebsd freebsd 15.0 Yes
Operating System freebsd freebsd 15.0 Yes
Operating System freebsd freebsd 15.0 Yes
Operating System freebsd freebsd 15.1 Yes
Operating System freebsd freebsd 15.1 Yes
Operating System freebsd freebsd 15.1 Yes

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For freebsd's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.