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 uninitialized qp-req.task.func and qp-req.task.arg, which could lead to a null pointer dereference...

Qnap QTS and QuTS hero NULL Pointer Dereference (CVE-2025-30274)

A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If can then exploit the vulnerability to launch a denial-of-service DoS attack. We have already fixed the vulnerability in the following versions: QTS 5.2.5.3145 build 20250526 and later...

Qnap QTS and QuTS hero NULL Pointer Dereference (CVE-2025-30268)

A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If can then exploit the vulnerability to launch a denial-of-service DoS attack. We have already fixed the vulnerability in the following versions: QTS 5.2.5.3145 build 20250526 and later...

PT-2025-49647

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s regulator subsystem, specifically within the da9063 regulator driver. When certain da9063 regulators lack corresponding Device Tree DT nodes, a null...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference affecting VerifyVoteExtension and vote verification functions. An attacker can cause intermittent validator panics and disrupt consensus operations by submitting a VoteExtension message with the blockhash field...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference affecting VerifyVoteExtension and vote verification functions. An attacker can cause intermittent validator panics and disrupt consensus operations by submitting a VoteExtension message with the blockhash field...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference affecting VerifyVoteExtension and vote verification functions. An attacker can cause intermittent validator panics and disrupt consensus operations by submitting a VoteExtension message with the blockhash field...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference affecting VerifyVoteExtension and vote verification functions. An attacker can cause intermittent validator panics and disrupt consensus operations by submitting a VoteExtension message with the blockhash field...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference affecting VerifyVoteExtension and vote verification functions. An attacker can cause intermittent validator panics and disrupt consensus operations by submitting a VoteExtension message with the blockhash field...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference affecting VerifyVoteExtension and vote verification functions. An attacker can cause intermittent validator panics and disrupt consensus operations by submitting a VoteExtension message with the blockhash field...

EUVD-2022-55694

In the Linux kernel, the following vulnerability has been resolved: mmc: meson-gx: fix return value check of mmcaddhost mmcaddhost may return error, if we ignore its return value, it will lead two issues: 1. The memory that allocated in mmcallochost is leaked. 2. In the remove path, mmcremovehost...

EUVD-2025-201635

In the Linux kernel, the following vulnerability has been resolved: amd/amdkfd: resolve a race in amdgpuamdkfddevicefinisw There is race in amdgpuamdkfddevicefinisw and interrupt. if amdgpuamdkfddevicefinisw run in b/w kfdcleanupnodes and kfreekfd, and KGD interrupt generated. kernel panic log:...

DEBIAN-CVE-2023-53756

In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Fix crash due to uninitialized currentvmcs KVM enables 'Enlightened VMCS' and 'Enlightened MSR Bitmap' when running as a nested hypervisor on top of Hyper-V. When MSR bitmap is updated, evmcstouchmsrbitmap function uses...

CVE-2023-53756

In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Fix crash due to uninitialized currentvmcs KVM enables 'Enlightened VMCS' and 'Enlightened MSR Bitmap' when running as a nested hypervisor on top of Hyper-V. When MSR bitmap is updated, evmcstouchmsrbitmap function uses...

CVE-2022-50620

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to invalidate dcc-f2fsissuediscard in error path Syzbot reports a NULL pointer dereference issue as below: refcountadd include/linux/refcount.h:193 inline refcountinc include/linux/refcount.h:250 inline refcountinc...

DEBIAN-CVE-2022-50620

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to invalidate dcc-f2fsissuediscard in error path Syzbot reports a NULL pointer dereference issue as below: refcountadd include/linux/refcount.h:193 inline refcountinc include/linux/refcount.h:250 inline refcountinc...

UBUNTU-CVE-2023-53766

In the Linux kernel, the following vulnerability has been resolved: FS: JFS: Check for read-only mounted filesystem in txBegin This patch adds a check for read-only mounted filesystem in txBegin before starting a transaction potentially saving from NULL pointer deref...

CVE-2023-53766

In the Linux kernel, the following vulnerability has been resolved: FS: JFS: Check for read-only mounted filesystem in txBegin This patch adds a check for read-only mounted filesystem in txBegin before starting a transaction potentially saving from NULL pointer deref...

CVE-2023-53766 FS: JFS: Check for read-only mounted filesystem in txBegin

In the Linux kernel, the following vulnerability has been resolved: FS: JFS: Check for read-only mounted filesystem in txBegin This patch adds a check for read-only mounted filesystem in txBegin before starting a transaction potentially saving from NULL pointer deref...

CVE-2022-50627 wifi: ath11k: fix monitor mode bringup crash

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix monitor mode bringup crash When the interface is brought up in monitor mode, it leads to NULL pointer dereference crash. This crash happens when the packet type is extracted for a SKB. This extraction which is...