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 failure of closeallcacheddirs under low memory conditions in the smb driver, which could result in a mount...

USN-7605-2: Linux kernel (Low Latency) vulnerabilities

It was discovered that the CIFS network file system implementation in the Linux kernel did not properly verify the target namespace when handling upcalls. An attacker could use this to expose sensitive information. CVE-2025-2312 Several security issues were discovered in the Linux kernel. An...

USN-7606-1: Linux kernel (OEM) vulnerabilities

It was discovered that the CIFS network file system implementation in the Linux kernel did not properly verify the target namespace when handling upcalls. An attacker could use this to expose sensitive information. CVE-2025-2312 Several security issues were discovered in the Linux kernel. An...

Vulnerability of the nbd_devremove() function in the drivers/block/nbd.c module – This driver for Linux kernel-based block devices allows a hacker to cause a service failure.

Vulnerability of the nbddevremove function in the drivers/block/nbd.c module – The Linux kernel’s block device support driver is vulnerable due to the repeated reuse of previously freed memory. Exploiting this vulnerability could allow an attacker to cause a service failure...

Vulnerability of the virtblk_freeze() function in the drivers/block/virtio_blk.c module – The Linux kernel’s block device support driver allows attackers to compromise the confidentiality and accessibility of protected information.

Vulnerability of the virtblkfreeze function in the drivers/block/virtioblk.c module – The Linux kernel’s block device support driver is vulnerable to a memory leak when the last reference is not properly freed before removal. Exploiting this vulnerability could allow an attacker to compromise the...

The vulnerability in the driver module/driver/block/ublk_drv.c of the Linux operating system allows a hacker to cause a service failure.

The vulnerability in the drivers/block/ublkdrv.c module of the Linux operating system is related to reading beyond the allowed range. Exploiting this vulnerability can allow an attacker to cause a service failure...

USN-7540-1: Linux kernel (Raspberry Pi) vulnerabilities

Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2024-23848 Attila Szász discovered that the HFS+ file system...

USN-7524-1: Linux kernel (Raspberry Pi) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; - Supe...

USN-7524-1 linux-raspi vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; - Supe...

Ubuntu 24.04 LTS : Linux kernel (Raspberry Pi) vulnerabilities (USN-7524-1)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7524-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws i...

USN-7523-1 linux-raspi-realtime vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; - Supe...

USN-7513-3 linux-azure, linux-azure-6.8, linux-oem-6.8 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - RISC-V architecture; - x86 architecture; - Block layer subsystem; - Compute Acceleration Framework; - ACPI drivers;...

USN-7513-1 linux, linux-aws, linux-aws-6.8, linux-ibm, linux-lowlatency, linux-lowlatency-hwe-6.8, linux-oracle vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - RISC-V architecture; - x86 architecture; - Block layer subsystem; - Compute Acceleration Framework; - ACPI drivers;...

Ubuntu 24.04 LTS : Linux kernel (GKE) vulnerabilities (USN-7515-1)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7515-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws i...

kernel: s390/dcssblk: fix kernel crash with list_add corruption

A kernel crash vulnerability was found in the Linux kernel's s390 dcssblk driver. Missing daxremovehost calls in the device removal path, combined with broken error handling in the device add path, cause stale xarray entries and listadd corruption. When a previously used gendisk pointer is reused...

Vulnerability of the brd_init() function in the drivers/block/brd.c module – The driver for supporting block devices in the Linux operating system, which allows an attacker to compromise the confidentiality, integrity, and accessibility of protected information.

Vulnerability of the brdinit function in the drivers/block/brd.c module – The Linux block device driver relies on the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of protected...

Ubuntu 18.04 LTS : Linux kernel (IBM) vulnerabilities (USN-7463-1)

"The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7463-1 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cau...

Ubuntu 20.04 LTS : Linux kernel (Intel IoTG) vulnerabilities (USN-7459-1)

"The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7459-1 advisory. Jann Horn discovered that the watchqueue event notification subsystem in the Linux kernel contained an out-of-bounds write vulnerability. A local attack...

Vulnerability of the aoeblk_gdalloc() function in the drivers/block/aoe/aoeblk.c module – This driver provides support for block devices in the Linux kernel, which can be exploited by attackers to cause service failures.

Vulnerability of the aoeblkgdalloc function in the drivers/block/aoe/aoeblk.c module – The Linux kernel’s block device support driver is vulnerable to synchronization errors when using shared resources. Exploiting this vulnerability can allow an attacker to cause service failures...

Vulnerability of the nbd_disconnect_and_put() function in the drivers/block/nbd.c module – This driver for Linux kernel-based block devices allows attackers to compromise the confidentiality, integrity, and accessibility of protected information.

Vulnerability of the nbddisconnectandput function in the drivers/block/nbd.c module – The Linux kernel’s block device support driver is vulnerable due to the repeated reuse of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...