Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-7671-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7671-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...

USN-7671-1: 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: - ACPI drivers; - GPU drivers; - SMB network file system; - Memory management; - Netfilter; - Network traffic control...

USN-7671-1 linux, linux-aws, linux-aws-5.4, linux-aws-fips, linux-bluefield, linux-fips, linux-gcp, linux-gcp-5.4, linux-gcp-fips, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-xilinx-zynqmp 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: - ACPI drivers; - GPU drivers; - SMB network file system; - Memory management; - Netfilter; - Network traffic control...

USN-7651-5 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: - PowerPC architecture; - S390 architecture; - Block layer subsystem; - Serial ATA and Parallel ATA drivers; - Driver...

USN-7665-1: Linux kernel (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: - ARM64 architecture; - PA-RISC architecture; - PowerPC architecture; - S390 architecture; - x86 architecture; -...

USN-7665-1 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: - ARM64 architecture; - PA-RISC architecture; - PowerPC architecture; - S390 architecture; - x86 architecture; -...

USN-7649-2 linux-aws 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; - PA-RISC architecture; - PowerPC architecture; - S390 architecture; - x86 architecture; -...

USN-7611-4: Linux kernel (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: - Netfilter; - Network traffic control; CVE-2025-38000, CVE-2025-37890, CVE-2025-38001, CVE-2025-37997, CVE-2025-3793...

USN-7611-4 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: - Netfilter; - Network traffic control; CVE-2025-38000, CVE-2025-37890, CVE-2025-38001, CVE-2025-37997, CVE-2025-3793...

USN-7650-1 linux-oem-6.14 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; - PA-RISC architecture; - PowerPC architecture; - S390 architecture; - x86 architecture; -...

USN-7649-1 linux, linux-gcp, linux-raspi, linux-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; - PA-RISC architecture; - PowerPC architecture; - S390 architecture; - x86 architecture; -...

USN-7609-5: 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: - InfiniBand drivers; - Netfilter; - Network traffic control; CVE-2025-38001, CVE-2025-37798, CVE-2025-37932,...

USN-7609-5 linux-azure-6.8, linux-azure-nvidia 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: - InfiniBand drivers; - Netfilter; - Network traffic control; CVE-2025-38001, CVE-2025-37798, CVE-2025-37932,...

USN-7611-3: Linux kernel (AWS) 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: - Netfilter; - Network traffic control; CVE-2025-38000, CVE-2025-37890, CVE-2025-38001, CVE-2025-37997, CVE-2025-3793...

USN-7611-3 linux-aws 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: - Netfilter; - Network traffic control; CVE-2025-38000, CVE-2025-37890, CVE-2025-38001, CVE-2025-37997, CVE-2025-3793...

USN-7610-3 linux-lowlatency-hwe-6.11 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: - Netfilter; - Network traffic control; CVE-2025-38001, CVE-2025-37997, CVE-2025-37798, CVE-2025-38000, CVE-2025-3793...

USN-7610-3: Linux kernel (Low Latency) 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: - Netfilter; - Network traffic control; CVE-2025-38001, CVE-2025-37997, CVE-2025-37798, CVE-2025-38000, CVE-2025-3793...

USN-7608-6: Linux kernel (Xilinx ZynqMP) 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: - GPU drivers; - SMB network file system; - Memory management; - Netfilter; - Network traffic control; CVE-2025-37890...

USN-7608-6 linux-xilinx-zynqmp 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: - GPU drivers; - SMB network file system; - Memory management; - Netfilter; - Network traffic control; CVE-2025-37890...

Important: kernel

Issue Overview: A flaw was found in the Linux kernel Traffic Control TC subsystem. Using a specific networking configuration redirecting egress packets to ingress using TC action "mirred" a local unprivileged user could trigger a CPU soft lockup ABBA deadlock when the transport protocol in use TC...