BPFDoor’s Hidden Controller Used Against Asia, Middle East Targets

A controller linked to BPF backdoor can open a reverse shell, enabling deeper infiltration into compromised networks. Recent attacks have been observed targeting the telecommunications, finance, and retail sectors across South Korea, Hong Kong, Myanmar, Malaysia, and Egypt...

CLSA-2025-1744213128 Fix of 55 CVEs

CVE-url: https://ubuntu.com/security/CVE-2025-21858 - geneve: Fix use-after-free in genevefinddev. CVE-url: https://ubuntu.com/security/CVE-2024-36921 - wifi: iwlwifi: mvm: guard against invalid STA ID on removal CVE-url: https://ubuntu.com/security/CVE-2023-52621 - bpf: Check rcureadlocktracehel...

SUSE CVE-2025-29481

Buffer Overflow vulnerability in libbpf 1.5.0 allows a local attacker to execute arbitrary code via the bpfobjectinitprog function of libbpf. This has been disputed by third parties who assert that "no one in their sane mind should be passing untrusted ELF files into libbpf while running under...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2023-52927: netfilter: allow exp not to be removed in nfctfindexpectation bsc1239644. CVE-2024-35910: tcp: properly terminate timers for kernel sockets bsc1224489...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2023-52927: netfilter: allow exp not to be removed in nfctfindexpectation bsc1239644. CVE-2024-35910: tcp: properly terminate timers for kernel sockets...

AZL-59745 CVE-2025-29481 affecting package bcc for versions less than 0.29.1-3

Buffer Overflow vulnerability in libbpf 1.5.0 allows a local attacker to execute arbitrary code via the bpfobjectinitprog function of libbpf. This has been disputed by third parties who assert that "no one in their sane mind should be passing untrusted ELF files into libbpf while running under...

DEBIAN-CVE-2025-29481

Buffer Overflow vulnerability in libbpf 1.5.0 allows a local attacker to execute arbitrary code via the bpfobjectinitprog function of libbpf. This has been disputed by third parties who assert that "no one in their sane mind should be passing untrusted ELF files into libbpf while running under...

CVE-2025-29481

Buffer Overflow vulnerability in libbpf 1.5.0 allows a local attacker to execute arbitrary code via the bpfobjectinitprog function of libbpf. This has been disputed by third parties who assert that "no one in their sane mind should be passing untrusted ELF files into libbpf while running under...

AZL-61765 CVE-2025-29481 affecting package pcp 6.3.2-1

Buffer Overflow vulnerability in libbpf 1.5.0 allows a local attacker to execute arbitrary code via the bpfobjectinitprog function of libbpf. This has been disputed by third parties who assert that "no one in their sane mind should be passing untrusted ELF files into libbpf while running under...

Vulnerability of the bpf_test_init() function (net/bpf/test_run.c) in the Linux operating system kernel, which allows an attacker to escalate their privileges

The vulnerability of the bpftestinit function net/bpf/testrun.c in the Linux operating system is related to the use of memory after it is freed. Exploiting this vulnerability could allow an attacker to increase their privileges...

libbpf 安全漏洞

libbpf is a libbpf open source user-space library/ API for loading and interacting with BPF programs. A security vulnerability exists in libbpf version 1.5.0, which originates from a buffer overflow that can be exploited by a local attacker to execute arbitrary code via the bpfobjectinitprog...

SUSE CVE-2025-21965

In the Linux kernel, the following vulnerability has been resolved: schedext: Validate prevcpu in scxbpfselectcpudfl If a BPF scheduler provides an invalid CPU outside the nrcpuids range as prevcpu to scxbpfselectcpudfl it can cause a kernel crash. To prevent this, validate prevcpu in...

SUSE CVE-2025-21922

In the Linux kernel, the following vulnerability has been resolved: ppp: Fix KMSAN uninit-value warning with bpf Syzbot caught an "KMSAN: uninit-value" warning 1, which is caused by the ppp driver not initializing a 2-byte header when using socket filter. The following code can generate a PPP...

CVE-2025-21965

In the Linux kernel, the following vulnerability has been resolved: schedext: Validate prevcpu in scxbpfselectcpudfl If a BPF scheduler provides an invalid CPU outside the nrcpuids range as prevcpu to scxbpfselectcpudfl it can cause a kernel crash. To prevent this, validate prevcpu in...

CVE-2025-21922

In the Linux kernel, the following vulnerability has been resolved: ppp: Fix KMSAN uninit-value warning with bpf Syzbot caught an "KMSAN: uninit-value" warning 1, which is caused by the ppp driver not initializing a 2-byte header when using socket filter. The following code can generate a PPP...

AZL-59973 CVE-2025-21922 affecting package kernel for versions less than 5.15.180.1-1

In the Linux kernel, the following vulnerability has been resolved: ppp: Fix KMSAN uninit-value warning with bpf Syzbot caught an "KMSAN: uninit-value" warning 1, which is caused by the ppp driver not initializing a 2-byte header when using socket filter. The following code can generate a PPP...

AZL-59934 CVE-2025-21922 affecting package kernel for versions less than 6.6.85.1-2

In the Linux kernel, the following vulnerability has been resolved: ppp: Fix KMSAN uninit-value warning with bpf Syzbot caught an "KMSAN: uninit-value" warning 1, which is caused by the ppp driver not initializing a 2-byte header when using socket filter. The following code can generate a PPP...

UBUNTU-CVE-2025-21922

In the Linux kernel, the following vulnerability has been resolved: ppp: Fix KMSAN uninit-value warning with bpf Syzbot caught an "KMSAN: uninit-value" warning 1, which is caused by the ppp driver not initializing a 2-byte header when using socket filter. The following code can generate a PPP...

CVE-2025-21965 sched_ext: Validate prev_cpu in scx_bpf_select_cpu_dfl()

In the Linux kernel, the following vulnerability has been resolved: schedext: Validate prevcpu in scxbpfselectcpudfl If a BPF scheduler provides an invalid CPU outside the nrcpuids range as prevcpu to scxbpfselectcpudfl it can cause a kernel crash. To prevent this, validate prevcpu in...

CVE-2025-21965 sched_ext: Validate prev_cpu in scx_bpf_select_cpu_dfl()

In the Linux kernel, the following vulnerability has been resolved: schedext: Validate prevcpu in scxbpfselectcpudfl If a BPF scheduler provides an invalid CPU outside the nrcpuids range as prevcpu to scxbpfselectcpudfl it can cause a kernel crash. To prevent this, validate prevcpu in...