Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the bpf module on the tcx/netkit device. When BPFPROGDETACH bypasses permission checks without...

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 Linux kernel, which stems from the bpf module denying narrower access to the pointer ctx field...

CVE-2022-49970

In the Linux kernel, the following vulnerability has been resolved: bpf, cgroup: Fix kernel BUG in purgeeffectiveprogs Syzkaller reported a triggered kernel BUG as follows: ------------ cut here ------------ kernel BUG at kernel/bpf/cgroup.c:925! invalid opcode: 0000 1 PREEMPT SMP NOPTI CPU: 1 PI...

PT-2025-20336

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak issue has been identified in the Linux kernel, specifically in the bpf Berkeley Packet Filter module. The issue arises due to the non-8-byte aligned storage of percpu...

PT-2025-18554 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to memory leaks in the check func call function of the Linux kernel's bpf module. The problem occurs when the callee is not released in abnormal scenarios, leading...

AZL-58590 CVE-2025-21848 affecting package kernel for versions less than 5.15.179.1-1

In the Linux kernel, the following vulnerability has been resolved: nfp: bpf: Add check for nfpappctrlmsgalloc Add check for the return value of nfpappctrlmsgalloc in nfpbpfcmsgalloc to prevent null pointer dereference...

CVE-2025-21848

In the Linux kernel, the following vulnerability has been resolved: nfp: bpf: Add check for nfpappctrlmsgalloc Add check for the return value of nfpappctrlmsgalloc in nfpbpfcmsgalloc to prevent null pointer dereference...

CVE-2022-49236

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix UAF due to race between btftrygetmodule and loadmodule While working on code to populate kfunc BTF ID sets for module BTF from its initcall, I noticed that by the time the initcall is invoked, the module BTF can already ...

CVE-2022-49236

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix UAF due to race between btftrygetmodule and loadmodule While working on code to populate kfunc BTF ID sets for module BTF from its initcall, I noticed that by the time the initcall is invoked, the module BTF can already ...

CVE-2022-49236 bpf: Fix UAF due to race between btf_try_get_module and load_module

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix UAF due to race between btftrygetmodule and loadmodule While working on code to populate kfunc BTF ID sets for module BTF from its initcall, I noticed that by the time the initcall is invoked, the module BTF can already ...

CVE-2024-26588

A flaw was found in the Linux kernel's implementation of the BPF JIT compiler for LoongArch CPUs. An instruction index is incorrectly calculated, leading to out-of-bounds memory access. This issue may allow an attacker with the privileges necessary to run BPF programs on systems with affected CPU...

PT-2025-4351 · Linux +4 · Linux Kernel +4

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.6.73/6.12.10 Description: The issue is related to a null pointer dereference in the Linux kernel's vsock/bpf module. This can occur when a socket has a null transport, for example, after a failed connect call...

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 originates in the bpf module, where a page fault error is triggered when calling bpfgetsmpprocessorid on an x86-64 kern...

CVE-2024-56694

CVE-2024-56694 is a Linux kernel vulnerability where a recursive lock in the stream_verdict/VERDICT path can deadlock when a verdict returns SK_PASS, placing the skb back on its own receive queue and triggering a deadlock in the sk_callback_lock path. The root cause is in the bpf: fix recursive l...

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 Linux kernel that originates in the bpf module when the streamverdict program returns SKPASS resulting in a recursive lock and an operating...

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 Linux kernel that stems from multiple issues in the bpfmsgpopdata function in the bpf module, which could lead to memory errors...

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 Linux kernel that originates from an out-of-bounds devmap write when deleting elements in the bpf module...

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 Linux kernel that stems from multiple issues in the bpfmsgpopdata function in the bpf module, which could lead to memory errors...

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 Linux kernel that stems from multiple issues in the bpfmsgpopdata function in the bpf module, which could lead to memory errors...

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 Linux kernel that originates in the skmemuncharge logic of the tcpbpfsendmsg function in the tcpbpf module...