USN-7403-1: Linux kernel (HWE) vulnerabilities

Michael Randrianantenaina discovered that the Bluetooth driver in the Linux Kernel contained an improper access control vulnerability. A nearby attacker could use this to connect a rougue device and possibly execute arbitrary code. CVE-2024-8805 Attila Szász discovered that the HFS+ file system...

USN-7402-2 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: - Block layer subsystem; - GPU drivers; - HID subsystem; - Media drivers; - JFS file system; - Network namespace; -...

USN-7402-1 linux, linux-aws, linux-gcp, linux-gke, linux-gkeop, linux-ibm, linux-lowlatency, linux-lowlatency-hwe-6.8, linux-oem-6.8, linux-oracle, linux-oracle-6.8 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: - Block layer subsystem; - GPU drivers; - HID subsystem; - Media drivers; - JFS file system; - Network namespace; -...

USN-7392-4: Linux kernel (AWS FIPS) 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-7392-3: Linux kernel (AWS) 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-7392-3 linux-aws 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-7384-2: Linux kernel (Azure) vulnerabilities

Michael Randrianantenaina discovered that the Bluetooth driver in the Linux Kernel contained an improper access control vulnerability. A nearby attacker could use this to connect a rougue device and possibly execute arbitrary code. CVE-2024-8805 Attila Szász discovered that the HFS+ file system...

AZL-60316 CVE-2025-21963 affecting package kernel for versions less than 5.15.180.1-1

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix integer overflow while processing acdirmax mount option User-provided mount parameter acdirmax of type u32 is intended to have an upper limit, but before it is validated, the value is converted from seconds to jiffies...

AZL-60282 CVE-2025-21963 affecting package kernel for versions less than 6.6.85.1-2

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix integer overflow while processing acdirmax mount option User-provided mount parameter acdirmax of type u32 is intended to have an upper limit, but before it is validated, the value is converted from seconds to jiffies...

AZL-60352 CVE-2025-21908 affecting package kernel for versions less than 6.6.85.1-2

In the Linux kernel, the following vulnerability has been resolved: NFS: fix nfsreleasefolio to not deadlock via kcompactd writeback Add PFKCOMPACTD flag and currentiskcompactd helper to check for it so nfsreleasefolio can skip calling nfswbfolio from kcompactd. Otherwise NFS can deadlock waiting...

UBUNTU-CVE-2025-21964

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix integer overflow while processing acregmax mount option User-provided mount parameter acregmax of type u32 is intended to have an upper limit, but before it is validated, the value is converted from seconds to jiffies...

CVE-2025-21963 cifs: Fix integer overflow while processing acdirmax mount option

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix integer overflow while processing acdirmax mount option User-provided mount parameter acdirmax of type u32 is intended to have an upper limit, but before it is validated, the value is converted from seconds to jiffies...

CVE-2025-21900 NFSv4: Fix a deadlock when recovering state on a sillyrenamed file

In the Linux kernel, the following vulnerability has been resolved: NFSv4: Fix a deadlock when recovering state on a sillyrenamed file If the file is sillyrenamed, and slated for delete on close, it is possible for a server reboot to triggeer an open reclaim, with can again race with the...

The vulnerability of the simple_inode_init_ts() function in the Linux file system allows a hacker to trigger a service failure.

The vulnerability of the simpleinodeinitts function in the Linux file system is related to the reutilization of previously freed memory. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability of the ovl_lookup() function in the fs/overlayfs/namei.c module of the Linux file system allows a hacker to gain access to protected information.

The vulnerability of the ovllookup function in the fs/overlayfs/namei.c module of the Linux file system supports the kernel’s file system support. This vulnerability is related to improper memory release before deleting the last reference memory leak. Exploiting this vulnerability can allow an...

The vulnerability of the e_show() function in the fs/nfsd/export.c module of the Linux kernel’s Network File System support module allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the eshow function in the fs/nfsd/export.c module, which is part of the NFS network file system support in Linux kernels, relates to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrit...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: Squashfs: check the inode number is not the invalid value of zero CVE-2024-26982 In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix NULL pointer dereference in object-file...

Ubuntu 22.04 LTS : Linux kernel (HWE) vulnerabilities (USN-7403-1)

"The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7403-1 advisory. Michael Randrianantenaina discovered that the Bluetooth driver in the Linux Kernel contained an improper access control vulnerability. A nearby attacker...

Ubuntu 24.04 LTS : Linux kernel (OEM) vulnerabilities (USN-7386-1)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7386-1 advisory. Michael Randrianantenaina discovered that the Bluetooth driver in the Linux Kernel contained an improper access control vulnerability. A nearby attacker...

Ubuntu 24.04 LTS : Linux kernel (Azure) vulnerabilities (USN-7384-1)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7384-1 advisory. Michael Randrianantenaina discovered that the Bluetooth driver in the Linux Kernel contained an improper access control vulnerability. A nearby attacker...