Ubuntu 20.04 LTS : Linux kernel (BlueField) vulnerabilities (USN-8850-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8850-1 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...

Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-8851-1)

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-8851-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...

CVE-2026-80792

A flaw was found in the Linux kernel's IPv6 networking stack. A use-after-free vulnerability exists in the ip6finishoutput2 function, where a cached pointer to the IPv6 destination address can become stale after memory reallocation. An attacker could potentially exploit this to leak sensitive...

USN-8851-1: 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: - Network file system NFS server daemon; - IPv6 networking; - Netfilter; CVE-2025-38724, CVE-2026-53131, CVE-2026-532...

USN-8850-1 linux-bluefield 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: - Network file system NFS server daemon; - OCFS2 file system; - IPv6 networking; - Netfilter; - SCTP protocol;...

USN-8850-1: Linux kernel (BlueField) 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: - Network file system NFS server daemon; - OCFS2 file system; - IPv6 networking; - Netfilter; - SCTP protocol;...

USN-8819-4: Linux kernel (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: - Network file system NFS server daemon; - IPv6 networking; - Netfilter; CVE-2025-38724, CVE-2026-53131, CVE-2026-532...

USN-8819-4 linux-aws-fips, linux-azure-fips, linux-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: - Network file system NFS server daemon; - IPv6 networking; - Netfilter; CVE-2025-38724, CVE-2026-53131, CVE-2026-532...

USN-8730-7: Linux kernel (FIPS) vulnerability

A security issue was discovered in the Linux kernel. An attacker could possibly use this to compromise the system. This update corrects flaws in the following subsystems: - IPv6 networking; - Netfilter;...

CVE-2026-97984

A flaw was found in the Linux kernel's IPv6 networking subsystem. A local user could cause a Denial of Service DoS by exploiting an integer overflow in the User Datagram Protocol UDP length calculation. When Path MTU Discovery is enabled on a network device configured with an unusually large...

CVE-2026-97974

A flaw was found in the Linux kernel's IPv6 networking subsystem. This flaw allows a local user to cause a Denial of Service DoS by triggering a system crash. The vulnerability is caused by a race condition during concurrent network route modifications and deletions, leading to a null pointer...

CVE-2026-97472

A flaw was found in the Linux kernel's IPv6 networking subsystem. An attacker on the local network can cause a denial of service to IPv6 temporary address generation by sending router advertisements that temporarily deprecate and then restore a network prefix. Because the kernel improperly...

USN-8819-3 linux-aws-hwe, linux-azure, linux-azure-4.15 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: - Network file system NFS server daemon; - IPv6 networking; - Netfilter; CVE-2025-38724, CVE-2026-53131, CVE-2026-532...

USN-8819-3: 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: - Network file system NFS server daemon; - IPv6 networking; - Netfilter; CVE-2025-38724, CVE-2026-53131, CVE-2026-532...

Ubuntu 16.04 LTS / 18.04 LTS : Linux kernel vulnerabilities (USN-8819-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8819-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...

USN-8819-2: 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: - Network file system NFS server daemon; - IPv6 networking; - Netfilter; CVE-2025-38724, CVE-2026-53131, CVE-2026-532...

USN-8819-2 linux-aws, linux-gcp, linux-gcp-4.15, linux-gcp-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: - Network file system NFS server daemon; - IPv6 networking; - Netfilter; CVE-2025-38724, CVE-2026-53131, CVE-2026-532...

USN-8730-6 linux-intel-iotg-5.15 vulnerability

A security issue was discovered in the Linux kernel. An attacker could possibly use this to compromise the system. This update corrects flaws in the following subsystems: - IPv6 networking; - Netfilter;...

Ubuntu 24.04 LTS / 26.04 LTS : Linux kernel vulnerabilities (USN-8816-1)

The remote Ubuntu 24.04 LTS / 26.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8816-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...

USN-8819-1: 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: - Network file system NFS server daemon; - IPv6 networking; - Netfilter; CVE-2025-38724, CVE-2026-53131, CVE-2026-532...