CVE-2026-90180

A flaw was found in the Linux kernel's mtip32xx block device driver. A local user with access to an already open block device could exploit a synchronization issue between ioctl handlers and device removal. This could lead to a use-after-free vulnerability, where the system attempts to access...

The vulnerability of the __req_mod() function in the drivers/block/drbd/drbd_req.c module of the Linux kernel’s block device driver allows a attacker to cause a service failure.

The vulnerability of the reqmod function in the drivers/block/drbd/drbdreq.c file of the Linux kernel’s block device driver involves pointer manipulation. Exploiting this vulnerability could allow a remote attacker to cause service interruptions...

USN-8258-1: Linux kernel (Azure) vulnerabilities

Josh Eads, Kristoffer Janke, Eduardo Vela Nava, Tavis Ormandy, and Matteo Rizzo discovered that some AMD Zen processors did not properly verify the signature of CPU microcode. This flaw is known as EntrySign. A privileged attacker could possibly use this issue to cause load malicious CPU microcod...

The vulnerability of the nbd_cleanup() function in the drivers/block/nbd.c module of the Linux kernel’s block device support driver allows a hacker to cause a service failure.

The vulnerability of the nbdcleanup function in the drivers/block/nbd.c module of the Linux kernel’s block device support driver relates to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a service failure...

The vulnerability of the nbd_start_device_ioctl() function in the drivers/block/nbd.c module of the Linux kernel’s block device support driver allows a attacker to cause a service failure.

The vulnerability of the nbdstartdeviceioctl function in the drivers/block/nbd.c module of the Linux kernel’s block device support driver relates to improper cleanup or release of resources. Exploiting this vulnerability can allow an attacker to cause a service failure...

USN-8095-1 linux, linux-aws, linux-gcp, linux-gcp-6.8, linux-gke, linux-gkeop, linux-hwe-6.8, linux-ibm, linux-ibm-6.8, linux-lowlatency, linux-lowlatency-hwe-6.8, linux-oracle, linux-oracle-6.8 vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles causing denial of service, exposure of sensitive information kernel memory, local...

The vulnerability of the nbd_start_device_ioctl() function in the drivers/block/nbd.c module of the Linux kernel’s block devices driver allows a attacker to cause a service failure.

The vulnerability of the nbdstartdeviceioctl function in the drivers/block/nbd.c module of the Linux kernel’s block devices driver is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow an attacker to cause a service failure...

Vulnerability of the loop_global_unlock() function in the drivers/block/loop.c module – A driver for supporting block devices in the Linux kernel, which allows a hacker to trigger a service failure.

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

The vulnerability of the null_init_tag_set() function in the drivers/block/null_blk/main.c module of the Linux kernel’s block devices driver module allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the nullinittagset function in the drivers/block/nullblk/main.c module of the Linux kernel’s block devices driver is related to insufficient validation of input data. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and...

USN-7737-1: Linux kernel (Azure) 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; - PowerPC architecture; - S390 architecture; - x86 architecture; - Block layer subsystem; -...

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-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...

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-7517-2 linux-ibm-5.4 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; - PowerPC architecture; - Block layer subsystem; - Drivers core; - Network block device driver;...

USN-7512-1: Linux kernel (GCP) 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; - PowerPC architecture; - x86 architecture; - Block layer subsystem; - Network block device...

Ubuntu 24.04 LTS : Linux kernel vulnerabilities (USN-7450-1)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7450-1 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-7387-3: Linux kernel (Real-time) 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 22.04 LTS : Linux kernel (NVIDIA Tegra) vulnerabilities (USN-7389-1)

"The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7389-1 advisory. Attila Szsz discovered that the HFS+ file system implementation in the Linux Kernel contained a heap overflow vulnerability. An attacker could use a...

USN-7387-1: Linux kernel 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...