CVE-2025-68378 bpf: Fix stackmap overflow check in __bpf_get_stackid()

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix stackmap overflow check in bpfgetstackid Syzkaller reported a KASAN slab-out-of-bounds write in bpfgetstackid when copying stack trace data. The issue occurs when the perf trace contains more stack entries than the stack...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an improperly checked stack-map overflow that could lead to out-of-bounds writes...

The vulnerability of the stack_map_alloc() function in the kernel/bpf/stackmap.c module of the BPF subsystem in Linux’s 32-bit architectures allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the stackmapalloc function in the kernel/bpf/stackmap.c module of the BPF subsystem of the Linux operating system in 32-bit architectures is related to integer overflow. Exploitation of this vulnerability could allow an attacker to compromise the confidentiality, integrity, a...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a stack map overflow...