Ubuntu 24.04 LTS : Linux kernel vulnerabilities (USN-6999-1)

The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6999-1 advisory. 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 caus...

PT-2024-29993 · Hewlett Packard · Hpe Hp-Ux

Name of the Vulnerable Software and Affected Versions: HPE HP-UX affected versions not specified Description: A denial of service vulnerability has been identified in HPE HP-UX System's Network File System NFSv4 services. This issue makes HPE HP-UX susceptible to Denial-Of-Service attacks. Over...

SUSE CVE-2023-52909

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix handling of cached open files in nfsd4open codepath Commit fb70bf124b05 "NFSD: Instantiate a struct file when creating a regular NFSv4 file" added the ability to cache an open fd over a compound. There are a couple of...

PT-2024-32118 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to the nfsd4 deleg getattr conflict function in the Linux kernel, which does not properly confirm the expected manager before dereferencing fl-c.flc owner. This ca...

kernel: NFSv4: Fix memory leak in nfs4_set_security_label

A vulnerability was found in the nfs4setsecuritylabel in the Linux kernel, where the function fails to free the nfsfattr attribute before exiting, leaving said memory allocation present. As the nfs4setsecuritylabel is called repeatedly over time, this may lead to memory exhaustion...

USN-6979-1: 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; - M68K architecture; - User-Mode Linux UML; - x86 architecture; - Accessibility subsystem; -...

Ubuntu 18.04 LTS : Linux kernel (Raspberry Pi) vulnerabilities (USN-6979-1)

"The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6979-1 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-CVE-2023-52909

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix handling of cached open files in nfsd4open codepath Commit fb70bf124b05 "NFSD: Instantiate a struct file when creating a regular NFSv4 file" added the ability to cache an open fd over a compound. There are a couple of...

kernel: NFSv4: Fix memory leak in nfs4_set_security_label

A vulnerability was found in the nfs4setsecuritylabel in the Linux kernel, where the function fails to free the nfsfattr attribute before exiting, leaving said memory allocation present. As the nfs4setsecuritylabel is called repeatedly over time, this may lead to memory exhaustion...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from a problem with the nfsd component when handling cached open files...

DEBIAN-CVE-2024-43826

In the Linux kernel, the following vulnerability has been resolved: nfs: pass explicit offset/count to trace events nfsfoliolength is unsafe to use without having the folio locked and a check for a NULL -fmapping that protects against truncations and can lead to kernel crashes. E.g. when running...

AZL-62541 CVE-2024-43826 affecting package kernel 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: nfs: pass explicit offset/count to trace events nfsfoliolength is unsafe to use without having the folio locked and a check for a NULL -fmapping that protects against truncations and can lead to kernel crashes. E.g. when running...

CLSA-2024-1723809480 Fix of 39 CVEs

CVE-url: https://ubuntu.com/security/CVE-2024-36939 - NFS: Cleanup - add nfsclientsexit to mirror nfsclientsinit - nfs: expose /proc/net/sunrpc/nfs in net namespaces - sunrpc: add a struct rpcstats arg to rpccreateargs - nfs: make the rpcstat per net namespace - nfs: Handle error of rpcprocregist...

CLSA-2024-1723809128 Fix of 39 CVEs

CVE-url: https://ubuntu.com/security/CVE-2024-36939 - NFS: Cleanup - add nfsclientsexit to mirror nfsclientsinit - nfs: expose /proc/net/sunrpc/nfs in net namespaces - sunrpc: add a struct rpcstats arg to rpccreateargs - nfs: make the rpcstat per net namespace - nfs: Handle error of rpcprocregist...

USN-6951-2 linux-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: - ARM64 architecture; - M68K architecture; - User-Mode Linux UML; - x86 architecture; - Accessibility subsystem; -...

Ubuntu 20.04 LTS : Linux kernel (Azure) vulnerabilities (USN-6951-2)

"The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6951-2 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...

USN-6949-2 linux-lowlatency, linux-raspi 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: - ARM32 architecture; - ARM64 architecture; - M68K architecture; - OpenRISC architecture; - PowerPC architecture; -...

kernel: NFSD: Fix ia_size underflow

A vulnerability was found in the Linux kernel's NFSD, where an underflow in the iasize field can occur due to incorrect handling of file size types. When an NFS client sends a file size greater than the maximum value the system can handle, it can lead to an underflow in the iasize variable, causi...

kernel: NFSD: Fix NFSv3 SETATTR/CREATE's handling of large file sizes

A vulnerability was found in the Linux kernel's NFSD, specifically in the handling of large file sizes during NFSv3 SETATTR and CREATE operations. The iasize field, being a signed 64-bit type, can lead to unexpected behavior when clients send size values larger than the maximum allowed. This...

kernel: NFSD: Fix the behavior of READ near OFFSET_MAX

A vulnerability was found in the Linux kernel's NFSD, where improper handling of read requests near the maximum offset can lead to an integer overflow. When a client attempts to read from a near-maximum offset, it causes the server to return an invalid NFS error, resulting in indefinite retries b...