EUVD-2026-45517

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix dead ACL conflict guard in nfsd4create nfsd4create steals create-crdpacl/crpacl into the local nfsdattrs via the designated initializer, then immediately sets the source pointers to NULL. The subsequent conflict guard...

CVE-2026-53395

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix dead ACL conflict guard in nfsd4create nfsd4create steals create-crdpacl/crpacl into the local nfsdattrs via the designated initializer, then immediately sets the source pointers to NULL. The subsequent conflict guard...

CVE-2026-53395

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix dead ACL conflict guard in nfsd4create nfsd4create steals create-crdpacl/crpacl into the local nfsdattrs via the designated initializer, then immediately sets the source pointers to NULL. The subsequent conflict guard...

CVE-2026-53395 nfsd: fix dead ACL conflict guard in nfsd4_create

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix dead ACL conflict guard in nfsd4create nfsd4create steals create-crdpacl/crpacl into the local nfsdattrs via the designated initializer, then immediately sets the source pointers to NULL. The subsequent conflict guard...

CVE-2026-53395

Summary (concrete details from provided documents): CVE-2026-53395 affects the Linux kernel NFS server (nfsd). In nfsd4_create, the code steals create->cr_dpacl/cr_pacl into a local nfsd_attrs via a designated initializer and then nils the source pointers. The subsequent conflict guard tests t...

PT-2026-61101

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The nfsd4 create file function contains two issues related to Access Control List ACL handling. First, the return value of the nfsd4 acl to attr function is ignored. If the conversion fr...

Linux Distros Unpatched Vulnerability : CVE-2026-53397

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nfsd: fix posixacl leak on SETACL decode failure nfsaclsvcdecodesetaclargs and nfs3svcdecodesetaclargs each call nfsstreamdecodeacl twice, first for NFSACL and...

PT-2026-61100

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak occurs in the nfsd4 create function when a client encodes both FATTR4 WORD0 ACL and FATTR4 WORD2 POSIX DEFAULT,ACCESS ACL in the same CREATE fattr bitmap. The function...

PT-2026-61102

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak occurs in the nfsd component when a SETACL decode failure happens. The functions nfsaclsvc decode setaclargs and nfs3svc decode setaclargs call nfs stream decode acl twice ...

PT-2026-61456

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak exists in the ksmbd module within the set posix acl entries dacl function. The issue occurs when the system detects a DACL Discretionary Access Control List size overflow...

[SECURITY] Fedora 43 Update: ansible-collection-ansible-posix-2.2.1-1.fc43

Ansible Collection targeting POSIX and POSIX-ish platforms...

Fedora 43 : ansible-collection-ansible-posix (2026-50e5126be4)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-50e5126be4 advisory. - Update to 2.2.1. Fixes rhbz2479556. - Mitigates CVE-2026-11837 rhbz2487430, rhbz2487431, rhbz2487432 Tenable has extracted the preceding descripti...

Fedora 44 : ansible-collection-ansible-posix (2026-0f941ecaa6)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-0f941ecaa6 advisory. - Update to 2.2.1. Fixes rhbz2479556. - Mitigates CVE-2026-11837 rhbz2487430, rhbz2487431, rhbz2487432 Tenable has extracted the preceding descripti...

CVE-2026-15921: Improper Limitation of a Pathname to a Restricted Directory

Node Version Manager nvm is a POSIX-compliant shell function for managing multiple node.js versions. In versions 0.32.1 through 0.40.5, nvm ls-remote and other commands that refresh remote LTS aliases, such as nvm install --lts parse the node.js mirror's index.tab and use each release's LTS...

CVE-2026-54776

CoreWCF is a port of the service side of Windows Communication Foundation WCF to .NET Core. Prior to 1.8.1 and 1.9.1, a CoreWCF service hosted on Unix Domain Sockets with PosixIdentity client credentials can accept connections that skip the application/unixposix stream upgrade before dispatching...

CVE-2026-54776 CoreWCF: Unix Domain Socket PosixIdentity transport accepts connections that skip the security upgrade

CoreWCF is a port of the service side of Windows Communication Foundation WCF to .NET Core. Prior to 1.8.1 and 1.9.1, a CoreWCF service hosted on Unix Domain Sockets with PosixIdentity client credentials can accept connections that skip the application/unixposix stream upgrade before dispatching...

CVE-2026-54776 CoreWCF: Unix Domain Socket PosixIdentity transport accepts connections that skip the security upgrade

CoreWCF is a port of the service side of Windows Communication Foundation WCF to .NET Core. Prior to 1.8.1 and 1.9.1, a CoreWCF service hosted on Unix Domain Sockets with PosixIdentity client credentials can accept connections that skip the application/unixposix stream upgrade before dispatching...

CVE-2026-54776

CoreWCF is a port of the service side of Windows Communication Foundation WCF to .NET Core. Prior to 1.8.1 and 1.9.1, a CoreWCF service hosted on Unix Domain Sockets with PosixIdentity client credentials can accept connections that skip the application/unixposix stream upgrade before dispatching...

Fedora 45 : ansible-collection-ansible-posix (2026-4a0c61a43f)

The remote Fedora 45 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-4a0c61a43f advisory. Automatic update for ansible-collection-ansible-posix-2.2.1-1.fc45. Changelog Wed Jul 8 2026 Maxwell G - 2.2.1-1 - Update to 2.2.1. Fixes rhbz247955...

Denial of Service Vulnerability in gRPC TCP Server (Posix-compatible platforms)

Lack of error handling in the TCP server in Google's gRPC starting version 1.23 on posix-compatible platforms ex. Linux allows an attacker to cause a denial of service by initiating a significant number of connections with the server. Note that gRPC C++ Python, and Ruby are affected, but gRPC Jav...