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 ioremap issue in lpfcsli4pcimemsetup, which could lead to a memory leak or crash...

CVE-2023-53754: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fix ioremap issues in lpfcsli4pcimemsetup When iftype equals zero and pciresourcestartpdev, PCI64BITBAR4 returns false, drblregsmemmapp is not remapped. This passes a NULL pointer to iounmap, which can trigger a WARN ...

Linux Distros Unpatched Vulnerability : CVE-2023-53754

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - scsi: lpfc: Fix ioremap issues in lpfcsli4pcimemsetup When iftype equals zero and pciresourcestartpdev, PCI64BITBAR4 returns false, drblregsmemmapp is not...

CVE-2025-40181

In the Linux kernel, the following vulnerability has been resolved: x86/kvm: Force legacy PCI hole to UC when overriding MTRRs for TDX/SNP When running as an SNP or TDX guest under KVM, force the legacy PCI hole, i.e. memory between Top of Lower Usable DRAM and 4GiB, to be mapped as UC via a forc...

CVE-2025-40181 x86/kvm: Force legacy PCI hole to UC when overriding MTRRs for TDX/SNP

In the Linux kernel, the following vulnerability has been resolved: x86/kvm: Force legacy PCI hole to UC when overriding MTRRs for TDX/SNP When running as an SNP or TDX guest under KVM, force the legacy PCI hole, i.e. memory between Top of Lower Usable DRAM and 4GiB, to be mapped as UC via a forc...

CVE-2025-40181 x86/kvm: Force legacy PCI hole to UC when overriding MTRRs for TDX/SNP

In the Linux kernel, the following vulnerability has been resolved: x86/kvm: Force legacy PCI hole to UC when overriding MTRRs for TDX/SNP When running as an SNP or TDX guest under KVM, force the legacy PCI hole, i.e. memory between Top of Lower Usable DRAM and 4GiB, to be mapped as UC via a forc...

CVE-2025-40181: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: x86/kvm: Force legacy PCI hole to UC when overriding MTRRs for TDX/SNP When running as an SNP or TDX guest under KVM, force the legacy PCI hole, i.e. memory between Top of Lower Usable DRAM and 4GiB, to be mapped as UC via a forc...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989123)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989123 advisory. In the Linux kernel, the following vulnerability has been resolved: pinctrl: renesas: rzn1: Fix possible null-ptr-deref in shpfcmapresources It will cause...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988687)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988687 advisory. In the Linux kernel, the following vulnerability has been resolved: mfd: davincivoicecodec: Fix possible null-ptr-deref davincivcprobe It will cause null-ptr-deref...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989625)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989625 advisory. In the Linux kernel, the following vulnerability has been resolved: mfd: davincivoicecodec: Fix possible null-ptr-deref davincivcprobe It will cause null-ptr-deref...

SUSE CVE-2023-53719

In the Linux kernel, the following vulnerability has been resolved: serial: arcuart: fix ofiomap leak in arcserialprobe Smatch reports: drivers/tty/serial/arcuart.c:631 arcserialprobe warn: 'port-membase' from ofiomap not released on lines: 631. In arcserialprobe, if uartaddoneport fails,...

UBUNTU-CVE-2023-53719

In the Linux kernel, the following vulnerability has been resolved: serial: arcuart: fix ofiomap leak in arcserialprobe Smatch reports: drivers/tty/serial/arcuart.c:631 arcserialprobe warn: 'port-membase' from ofiomap not released on lines: 631. In arcserialprobe, if uartaddoneport fails,...

CVE-2023-53719

CVE-2023-53719 is a Linux kernel issue in the arc_uart serial driver where an of_iomap() mapping is leaked in arc_serial_probe() if uart_add_one_port() fails, causing a resource leak. The connected advisories/entries confirm the root cause and the fix: replacing of_iomap with devm_platform_iorema...

CVE-2023-53719 serial: arc_uart: fix of_iomap leak in `arc_serial_probe`

In the Linux kernel, the following vulnerability has been resolved: serial: arcuart: fix ofiomap leak in arcserialprobe Smatch reports: drivers/tty/serial/arcuart.c:631 arcserialprobe warn: 'port-membase' from ofiomap not released on lines: 631. In arcserialprobe, if uartaddoneport fails,...

Linux Distros Unpatched Vulnerability : CVE-2023-53682

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - hwmon: xgene Fix ioremap and memremap leak Smatch reports: drivers/hwmon/xgene-hwmon.c:757 xgenehwmonprobe warn: 'ctx-pcccommaddr' from ioremap not released on...

SUSE CVE-2023-53658

In the Linux kernel, the following vulnerability has been resolved: spi: bcm-qspi: return error if neither hifmspi nor mspi is available If neither a "hifmspi" nor "mspi" resource is present, the driver will just early exit in probe but still return success. Apart from not doing anything...

CVE-2023-53682

In the Linux kernel, the following vulnerability has been resolved: hwmon: xgene Fix ioremap and memremap leak Smatch reports: drivers/hwmon/xgene-hwmon.c:757 xgenehwmonprobe warn: 'ctx-pcccommaddr' from ioremap not released on line: 757. This is because in drivers/hwmon/xgene-hwmon.c:701...

AZL-76425 CVE-2023-53682 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: hwmon: xgene Fix ioremap and memremap leak Smatch reports: drivers/hwmon/xgene-hwmon.c:757 xgenehwmonprobe warn: 'ctx-pcccommaddr' from ioremap not released on line: 757. This is because in drivers/hwmon/xgene-hwmon.c:701...

CVE-2023-53658

In the Linux kernel, the following vulnerability has been resolved: spi: bcm-qspi: return error if neither hifmspi nor mspi is available If neither a "hifmspi" nor "mspi" resource is present, the driver will just early exit in probe but still return success. Apart from not doing anything...

UBUNTU-CVE-2023-53658

In the Linux kernel, the following vulnerability has been resolved: spi: bcm-qspi: return error if neither hifmspi nor mspi is available If neither a "hifmspi" nor "mspi" resource is present, the driver will just early exit in probe but still return success. Apart from not doing anything...