USN-8615-1: Linux kernel vulnerabilities

It was discovered that a logic flaw existed in the XFRM ESP-in-TCP subsystem in the Linux kernel when handling socket buffer fragments. This flaw is known as Fragnesia. A local attacker could use this to escalate privileges, or possibly escape a container. CVE-2026-43503 Several security issues...

USN-8615-1 linux, linux-aws, linux-aws-5.4, linux-aws-fips, linux-azure, linux-azure-5.4, linux-azure-fips, linux-bluefield, linux-fips, linux-gcp, linux-gcp-5.4, linux-gcp-fips, linux-hwe-5.4, linux-iot, linux-oracle, linux-oracle-5.4, linux-xilinx-zynqmp vulnerabilities

It was discovered that a logic flaw existed in the XFRM ESP-in-TCP subsystem in the Linux kernel when handling socket buffer fragments. This flaw is known as Fragnesia. A local attacker could use this to escalate privileges, or possibly escape a container. CVE-2026-43503 Several security issues...

USN-8547-2: Linux kernel (Azure FIPS) 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; - Cryptographic API; - InfiniBand drivers; - IOMMU subsystem; - Network drivers; -...

USN-8547-2 linux-azure-fips 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; - Cryptographic API; - InfiniBand drivers; - IOMMU subsystem; - Network drivers; -...

EUVD-2026-48980

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: bound Read Response placement to the RREAD length In drivers/infiniband/sw/siw/siwqprx.c, siwprocrresp places each inbound Read Response DDP segment at sge-laddr + wqe-processed and then accumulates wqe-processed, but i...

CVE-2026-64268 RDMA/siw: bound Read Response placement to the RREAD length

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: bound Read Response placement to the RREAD length In drivers/infiniband/sw/siw/siwqprx.c, siwprocrresp places each inbound Read Response DDP segment at sge-laddr + wqe-processed and then accumulates wqe-processed, but i...

USN-8604-1: 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: - Foo-over-UDP FOU; - ARM64 architecture; - x86 architecture; - Block layer subsystem; - Cryptographic API; - Drivers...

USN-8604-1 linux-azure-6.17 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: - Foo-over-UDP FOU; - ARM64 architecture; - x86 architecture; - Block layer subsystem; - Cryptographic API; - Drivers...

The vulnerabilities of the functions rxe_mr_alloc() and rxe_mr_init_user() in the driver/infiniband/sw/rxe/rxe_mr.c file of the Linux operating system’s InfiniBand driver module allow attackers to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the functions rxemralloc and rxemrinituser in the driver/infiniband/sw/rxe/rxemr.c module of the Linux operating system’s InfiniBand driver is related to the repeated release of previously released memory. Exploiting this vulnerability could allow an attacker to compromise th...

The vulnerability of the hns_roce_alloc_mr() function in the drivers/infiniband/hw/hns/hns_roce_mr.c file of the Linux operating system’s kernel driver allows a hacker to cause a service failure.

The vulnerability of the hnsroceallocmr function in the drivers/infiniband/hw/hns/hnsrocemr.c file of the Linux operating system’s kernel driver InfiniBand is related to improper memory release memory leak. Exploiting this vulnerability could allow an attacker to cause a service failure...

The vulnerability of the rxe_qp_do_cleanup() function in the drivers/infiniband/sw/rxe/rxe_qp.c module of the Linux operating system’s kernel allows a malicious actor to cause a service failure.

The vulnerability of the rxeqpdocleanup function in the drivers/infiniband/sw/rxe/rxeqp.c module of the Linux operating system’s kernel involves access to an uninitialized pointer. Exploiting this vulnerability could allow a attacker to cause a service failure...

CVE-2026-53371

A flaw was found in the Linux kernel's ionic Remote Direct Memory Access RDMA driver. A local user can exploit this vulnerability due to an unbounded read operation when displaying the nodedesc sysfs file. If the nodedesc field is not null-terminated, the system will read beyond its allocated...

Linux Distros Unpatched Vulnerability : CVE-2026-53371

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: RDMA/ionic: bound nodedesc sysfs read with %.64s nodedesc64 in struct ibdevice is not...

EUVD-2026-45441

In the Linux kernel, the following vulnerability has been resolved: RDMA/ionic: bound nodedesc sysfs read with %.64s nodedesc64 in struct ibdevice is not guaranteed to be NUL- terminated. The core IB sysfs handler uses "%.64s" for exactly this reason drivers/infiniband/core/sysfs.c:1307, since...

PT-2026-61073

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the RDMA ionic driver where the node desc array within the ib device structure is not guaranteed to be NUL-terminated. This occurs because the node desc store function...

USN-8490-2: 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; - Block layer subsystem; - Cryptographic API; - DMA engine subsystem; - InfiniBand drivers; -...

USN-8490-1 linux, linux-aws, linux-aws-6.17, linux-gcp, linux-gcp-6.17, linux-oracle, linux-oracle-6.17 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; - Block layer subsystem; - Cryptographic API; - DMA engine subsystem; - InfiniBand drivers; -...

Ubuntu 24.04 LTS : Linux kernel (HWE) vulnerabilities (USN-8545-1)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8545-1 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...

Ubuntu 20.04 LTS : Linux kernel vulnerabilities (USN-8547-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8547-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in...

USN-8547-1 linux-gcp-5.15, linux-intel-iotg-5.15 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; - Cryptographic API; - InfiniBand drivers; - IOMMU subsystem; - Network drivers; -...