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FreeBSD — Vulnerabilities & Security Advisories 162

All 162 CVE vulnerabilities found in FreeBSD, with AI-generated Chinese analysis, references, and POCs.

This page aggregates Common Weakness Enumerations (CWE) associated with the FreeBSD operating system, maintained by the FreeBSD Project. It collects data regarding various vulnerability categories, including buffer overflows, race conditions, injection flaws, and permission errors, covering advisory reports and security incidents from the system’s inception through the present day. Readers can utilize this resource to track specific vendor advisories issued by the FreeBSD security team, gain a deeper understanding of the technical characteristics and impact of specific weakness classes within the FreeBSD ecosystem, and examine the historical vulnerability profile of the product over time. The content is structured to provide clarity on how different flaws affect system stability, confidentiality, and integrity, offering insights into common attack vectors and remediation strategies. By centralizing these records, the page serves as a reference point for security researchers, system administrators, and developers seeking to assess risk exposure, apply necessary patches, or benchmark security posture against known issues. The aggregation focuses on factual reporting and classification, ensuring that users have access to a comprehensive view of past and present security challenges without promotional context or speculative analysis.

Vendor: FreeBSD, NetBSD

CVE IDTitleCVSSSeverityPublished
CVE-2026-45254 Incorrect libcap_net limitation list manipulation CWE-269--2026-05-21
CVE-2026-45255 Remote code execution via installer Wi-Fi access point scans CWE-78--2026-05-21
CVE-2026-39461 select(2) file descriptor set overflow causes stack overflow CWE-121--2026-05-21
CVE-2026-45253 Missing validation in ptrace(PT_SC_REMOTE) CWE-787--2026-05-21
CVE-2026-45252 Heap overflow in FUSE_LISTXATTR CWE-122--2026-05-21
CVE-2026-45251 Kernel use-after-free via file descriptor syscalls CWE-416--2026-05-21
CVE-2026-45250 Stack buffer overflow via setcred(2) CWE-121--2026-05-21
CVE-2026-35547 Heap overflow in libnv CWE-122 9.8 -2026-04-30
CVE-2026-39457 Stack overflow via select() file descriptor set overflow CWE-121 8.4 -2026-04-30
CVE-2026-42512 Remotely triggerable out-of-bounds heap write in dhclient CWE-122 9.8 -2026-04-30
CVE-2026-7164 pf can overflow the stack parsing crafted SCTP packets CWE-674 7.5 -2026-04-30
CVE-2026-7270 Local privilege escalation via execve() CWE-783 7.8 -2026-04-30
CVE-2026-42511 Remote code execution via malicious DHCP options CWE-149 8.8 -2026-04-30
CVE-2026-6386 Missing large page handling in pmap_pkru_update_range() CWE-269 7.1AIHighAI2026-04-22
CVE-2026-5398 Kernel use-after-free bug in the TIOCNOTTY handler CWE-416 8.4AIHighAI2026-04-22
CVE-2026-4748 pf silently ignores certain rules CWE-480 5.3AIMediumAI2026-04-01
CVE-2026-4747 Remote code execution via RPCSEC_GSS packet validation CWE-121 8.8 -2026-03-26
CVE-2026-4652 Remote denial of service via null pointer dereference CWE-476 7.5 -2026-03-26
CVE-2026-4247 TCP: remotely exploitable DoS vector (mbuf leak) CWE-401 7.5 -2026-03-26
CVE-2026-3038 Local DoS and possible privilege escalation via routing sockets CWE-787 6.2AIMediumAI2026-03-09
CVE-2026-2261 blocklistd(8) socket leak CWE-772 7.5AIHighAI2026-03-09
CVE-2025-15576 Jail chroot escape via fd exchange with a different jail CWE-269 5.5AIMediumAI2026-03-09
CVE-2025-15547 Jail escape by a privileged user via nullfs CWE-269 6.7AIMediumAI2026-03-09
CVE-2025-14769 ipfw denial of service CWE-476 7.5AIHighAI2026-03-09
CVE-2025-14558 Remote code execution via ND6 Router Advertisements CWE-20 9.8AICriticalAI2026-03-09
CVE-2025-24934 SO_REUSEPORT_LB breaks connect(2) for UDP sockets CWE-488 6.2AIMediumAI2025-10-22
CVE-2025-0662 Uninitialized kernel memory disclosure via ktrace(2) CWE-122 5.5 -2025-01-30
CVE-2025-0374 Unprivileged access to system files CWE-732 7.1 -2025-01-30
CVE-2025-0373 Buffer overflow in some filesystems via NFS CWE-121 6.5 -2025-01-30
CVE-2024-45289 Unbounded allocation in ctl(4) CAM Target Layer CWE-665 9.1AICriticalAI2024-11-12

All 162 known CVE vulnerabilities affecting FreeBSD with full Chinese analysis, references, and POCs where available.