CVE-2025-0662 Uninitialized kernel memory disclosure via ktrace(2)

In some cases, the ktrace facility will log the contents of kernel structures to userspace. In one such case, ktrace dumps a variable-sized sockaddr to userspace. There, the full sockaddr is copied, even when it is shorter than the full size. This can result in up to 14 uninitialized bytes of...

CVE-2025-0662

CVE-2025-0662 affects FreeBSD ktrace(2): the facility can log kernel structures to userspace and, in one case, dump a variable-sized sockaddr, copying the full sockaddr even when shorter, leaking up to 14 uninitialized bytes of kernel memory from a heap allocation to userspace. The issue is explo...

CVE-2025-0662 Uninitialized kernel memory disclosure via ktrace(2)

In some cases, the ktrace facility will log the contents of kernel structures to userspace. In one such case, ktrace dumps a variable-sized sockaddr to userspace. There, the full sockaddr is copied, even when it is shorter than the full size. This can result in up to 14 uninitialized bytes of...

FreeBSD ktrace 安全漏洞

FreeBSD ktrace is a tool from the FreeBSD Foundation for tracing system calls. An information disclosure vulnerability exists in FreeBSD ktrace due to a flaw in the ktrace facility. An attacker can exploit the vulnerability to obtain the contents of kernel structure information...