PT-2026-34489

The mkdir utility in uutils coreutils incorrectly applies permissions when using the -m flag by creating a directory with umask-derived permissions typically 0755 before subsequently changing them to the requested mode via a separate chmod system call. In multi-user environments, this introduces ...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003985)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003985 advisory. In the Linux kernel before 5.7.8, fs/nfsd/vfs.c in the NFS server can set incorrect permissions on new filesystem objects when the filesystem lacks ACL support, aka...

OESA-2025-1237 rust security update

Rust is a systems programming language that runs blazingly fast, prevents segfaults, and guarantees thread safety. This package includes the Rust compiler and documentation generator. Security Fixes: Cargo is a Rust package manager. The Rust Security Response WG was notified that Cargo did not...

rust-cargo: cargo does not respect the umask when extracting dependencies

A flaw was found in the rust-cargo package. Cargo, as bundled with the Rust compiler, did not respect the umask when extracting dependency tarballs and caching the extraction for future builds. If a dependency contained files with 0777 permissions, another local user could edit the cache of the...

UBUNTU-CVE-2023-38497

Cargo downloads the Rust project’s dependencies and compiles the project. Cargo prior to version 0.72.2, bundled with Rust prior to version 1.71.1, did not respect the umask when extracting crate archives on UNIX-like systems. If the user downloaded a crate containing files writeable by any local...

SUSE CVE-2007-3740

The CIFS filesystem in the Linux kernel before 2.6.22, when Unix extension support is enabled, does not honor the umask of a process, which allows local users to gain privileges...

kernel: Nfsd failure to clear umask after processing an open or create

A flaw incorrect umask during file or directory modification in the Linux kernel NFS network file system functionality was found in the way user create and delete object using NFSv4.2 or newer if both simultaneously accessing the NFS by the other process that is not using new NFSv4.2. A user with...

CVE-2017-1000383

GNU Emacs version 25.3.1 and other versions most likely ignores umask when creating a backup save file "ORIGINALFILENAME" resulting in files that may be world readable or otherwise accessible in ways not intended by the user running the emacs binary...

mountall privilege escalation

umask is handled incorrectly...