Ubuntu 20.04 LTS : Linux kernel (GCP) vulnerabilities (USN-8297-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8297-1 advisory. Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS implementation in the Ubuntu Linux kernel did not properly perform permission chec...

USN-8180-6: 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; - Block layer subsystem; - Drivers core; - Bluetooth drivers; - DMA engine subsystem; - GPU...

USN-8180-5: Linux kernel (IBM) 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; - Drivers core; - Bluetooth drivers; - DMA engine subsystem; - GPU...

USN-8180-4 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: - ARM64 architecture; - Block layer subsystem; - Drivers core; - Bluetooth drivers; - DMA engine subsystem; - GPU...

USN-8180-3: 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: - ARM64 architecture; - Block layer subsystem; - Drivers core; - Bluetooth drivers; - DMA engine subsystem; - GPU...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013719)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013719 advisory. In the Linux kernel, the following vulnerability has been resolved: NFSD: Define a proclayoutcommit for the FlexFiles layout type Avoid a crash if a pNFS client shou...

Ubuntu 22.04 LTS : Linux kernel (NVIDIA) vulnerabilities (USN-8187-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8187-1 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-8188-1: Linux kernel (HWE) 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; - Drivers core; - Bluetooth drivers; - DMA engine...

USN-8187-1 linux-nvidia-tegra, linux-nvidia-tegra-igx 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; - Drivers core; - Bluetooth drivers; - DMA engine subsystem; - GPU...

USN-8180-2 linux-fips, 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: - ARM64 architecture; - Block layer subsystem; - Drivers core; - Bluetooth drivers; - DMA engine subsystem; - GPU...

USN-8162-1 linux-nvidia-tegra-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: - ARM64 architecture; - Block layer subsystem; - Cryptographic API; - Drivers core; - Bluetooth drivers; - DMA engine...

USN-8162-1: Linux kernel (NVIDIA Tegra) 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; - Drivers core; - Bluetooth drivers; - DMA engine...

The vulnerability of the bl_unregister_scsi() function in the fs/nfs/blocklayout/dev.c module, which is part of the NFS client support in Linux kernel, allows a attacker to cause a service failure.

The vulnerability of the blunregisterscsi function in the fs/nfs/blocklayout/dev.c module, which is part of the NFS client support in Linux kernel, relates to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a service failure...

The vulnerability of the nfs_file_direct_read() function in the fs/nfs/direct.c module, which is part of the NFS client support in Linux kernel, allows a hacker to cause a service failure.

The vulnerability of the nfsfiledirectread function in the fs/nfs/direct.c module, which is part of the NFS client support in Linux kernel, is related to data processing errors. Exploiting this vulnerability can allow an attacker to cause service failures...

The vulnerability of the __nfs42_ssc_open() function in the fs/nfs/nfs4file.c module, which is part of the NFS client support in Linux kernel, allows a hacker to cause a service failure.

The vulnerability of the nfs42sscopen function in the fs/nfs/nfs4file.c module, which is part of the NFS client support in Linux kernel, involves a memory leak. Exploiting this vulnerability could allow an attacker to cause a system failure...

The vulnerability of the `pnfs_mark_layout_stateid_invalid()` function in the `fs/nfs/pnfs.c` module, which is part of the NFS client support in Linux kernel, allows an attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the pnfsmarklayoutstateidinvalid function in the fs/nfs/pnfs.c module relates to errors during link counters updates in Linux kernel-based NFS client support. Exploiting this vulnerability can allow attackers to compromise the confidentiality, integrity, and accessibility of...

The vulnerability of the _nfs4_open_and_get_state() function in the fs/nfs/nfs4proc.c module, which is part of the NFS client support in Linux kernel, allows a hacker to cause a service failure.

The vulnerability of the nfs4openandgetstate function in the fs/nfs/nfs4proc.c module, which is part of the NFS client support in Linux kernel, is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability of the nfs4_setup_readdir() function in the fs/nfs/nfs4proc.c module, which is part of the NFS client support in Linux kernel, allows a attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the nfs4setupreaddir function in the fs/nfs/nfs4proc.c module, which is part of the NFS client support in Linux kernel, relates to the pointer manipulation. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility o...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001611)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001611 advisory. A flaw was found in the Linux kernel. An index buffer overflow during Direct IO write leading to the NFS client to crash. In some cases, a reach out of the index aft...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004191)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004191 advisory. A TOCTOU mismatch in the NFS client code in the Linux kernel before 5.8.3 could be used by local attackers to corrupt memory or possibly have unspecified other impac...