CVE-2024-46695 selinux,smack: don't bypass permissions check in inode_setsecctx hook

In the Linux kernel, the following vulnerability has been resolved: selinux,smack: don't bypass permissions check in inodesetsecctx hook Marek Gresko reports that the root user on an NFS client is able to change the security labels on files on an NFS filesystem that is exported with root squashin...

CVE-2024-46695 selinux,smack: don't bypass permissions check in inode_setsecctx hook

In the Linux kernel, the following vulnerability has been resolved: selinux,smack: don't bypass permissions check in inodesetsecctx hook Marek Gresko reports that the root user on an NFS client is able to change the security labels on files on an NFS filesystem that is exported with root squashin...

CVE-2024-46695

The CVE-2024-46695 issue affects the Linux kernel’s SELinux/SMACK security-inode path. Root on an NFS client could bypass inode security checks and change labels on files on an export with root_squash due to insufficient permissions checks in __vfs_setsecctx. The root cause is that nfsd_setattr()...

CVE-2024-46695 selinux,smack: don't bypass permissions check in inode_setsecctx hook

In the Linux kernel, the following vulnerability has been resolved: selinux,smack: don't bypass permissions check in inodesetsecctx hook Marek Gresko reports that the root user on an NFS client is able to change the security labels on files on an NFS filesystem that is exported with root squashin...

EulerOS 2.0 SP9 : kernel (EulerOS-SA-2024-2369)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : kernel:ACPI: CPPC: Use accesswidth over bitwidth for system memory accessesCVE-2024-35995 kernel: block: fix overflow in...

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...

NFS Mount Scanner

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'NFS Mount Scanner', 'Description' = %q This module scans NFS mounts and their permissions. , 'Author' = '', 'References' = 'CVE', '1999-0170',...

FreeBSD Remote NFS RPC Request Denial of Service

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'FreeBSD Remote NFS RPC Request Denial of Service', 'Description' = %q This module sends a specially-crafted NFS Mount request causing a kernel...

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...

CVE-2024-44941

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to cover read extent cache access with lock syzbot reports a f2fs bug as below: BUG: KASAN: slab-use-after-free in sanitycheckextentcache+0x370/0x410 fs/f2fs/extentcache.c:46 Read of size 4 at addr ffff8880739ab220 by...

CVE-2023-52909 nfsd: fix handling of cached open files in nfsd4_open codepath

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...

ROS-20240821-02

Vulnerability of the seg6init function in the net/ipv6/seg6.c module of the IPv6 protocol implementation of the Linux kernel is related to the reuse of previously freed memory. Linux kernel is related to the reuse of previously freed memory. Exploitation of the vulnerability could allow an attack...

Ubuntu 20.04 LTS : Linux kernel (HWE) vulnerabilities (USN-6950-4)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6950-4 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...

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...

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...

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...

UBUNTU-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...

CVE-2024-43826 nfs: pass explicit offset/count to trace events

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...

CVE-2024-43826 nfs: pass explicit offset/count to trace events

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...

CVE-2024-43826 nfs: pass explicit offset/count to trace events

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...