golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root

A flaw was found in the internal/syscall/unix package in the Go standard library. If the target of the Root.Chmod function is replaced with a symbolic link during execution, specifically after Root.Chmod checks the target but before acting, the chmod operation will be performed on the file the...

EUVD-2026-46371

Data::Graph::Shared versions before 0.04 for Perl create a world-readable mmap backing file and open it without OEXCL or ONOFOLLOW. The segment is created in graph.h with openpath, ORDWR|OCREAT, 0666. The mode is 0666, so under the default umask 022 the file is created mode 0644 world-readable...

OESA-2026-2478 sed security update

Sed is a non-interactive command-line text editor. A stream editor is used to per-form basic text transformations on an input stream a file or input from a pipeline. Security Fixes: When sed is invoked with both -i in-place edit and --follow-symlinks, the function opennextfile performs two...

Important: Red Hat Security Advisory: opentelemetry-collector security update

An update for opentelemetry-collector is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

ALSA-2026:19353 Important: opentelemetry-collector security update

Collector with the supported components for a AlmaLinux build of OpenTelemetry Security Fixes: net/url: Incorrect parsing of IPv6 host literals in net/url CVE-2026-25679 google.golang.org/grpc/grpc-go: google.golang.org/grpc/authz: gRPC-Go: Authorization bypass due to improper HTTP/2 path...

CVE-2026-5958

A Time-of-Check Time-of-Use TOCTOU race condition was found in GNU sed. When the -i in-place and --follow-symlinks options are used together, sed resolves the symlink but reopens the path for writing. An attacker with write access to the directory containing the symlink can swap it between the...

OESA-2026-2284 sed security update

Sed is a non-interactive command-line text editor. A stream editor is used to per-form basic text transformations on an input stream a file or input from a pipeline. Security Fixes: When sed is invoked with both -i in-place edit and --follow-symlinks, the function opennextfile performs two...

OESA-2026-2283 sed security update

Sed is a non-interactive command-line text editor. A stream editor is used to per-form basic text transformations on an input stream a file or input from a pipeline. Security Fixes: When sed is invoked with both -i in-place edit and --follow-symlinks, the function opennextfile performs two...

OESA-2026-2282 sed security update

Sed is a non-interactive command-line text editor. A stream editor is used to per-form basic text transformations on an input stream a file or input from a pipeline. Security Fixes: When sed is invoked with both -i in-place edit and --follow-symlinks, the function opennextfile performs two...

OESA-2026-2281 sed security update

Sed is a non-interactive command-line text editor. A stream editor is used to per-form basic text transformations on an input stream a file or input from a pipeline. Security Fixes: When sed is invoked with both -i in-place edit and --follow-symlinks, the function opennextfile performs two...

GHSA-8CXW-CC62-Q28V ciguard: discover_pipeline_files follows symlinks out of scan root

Summary The discoverpipelinefiles function in src/ciguard/discovery.py introduced in v0.8.0 and used by the MCP scanrepo tool shipped in v0.8.1 walks a directory tree following symlinks, with cycle protection via tracking visited resolved paths. An attacker who can plant a symlink in a directory...

ciguard: discover_pipeline_files follows symlinks out of scan root

Summary The discoverpipelinefiles function in src/ciguard/discovery.py introduced in v0.8.0 and used by the MCP scanrepo tool shipped in v0.8.1 walks a directory tree following symlinks, with cycle protection via tracking visited resolved paths. An attacker who can plant a symlink in a directory...

PT-2026-37316

Name of the Vulnerable Software and Affected Versions ciguard versions 0.8.0 through 0.8.1 Description The discover pipeline files function in src/ciguard/discovery.py improperly handles symlinks when walking a directory tree. An attacker who can place a symlink in a directory being scanned can...

JLSEC-2026-213 When sed is invoked with both -i (in-place edit) and --follow-symlinks, the function...

When sed is invoked with both -i in-place edit and --follow-symlinks, the function opennextfile performs two separate, non-atomic filesystem operations on the same path: 1. resolves symlink to its target and stores the resolved path for determining when output is written, 2. opens the original...

sed: GNU sed TOCTOU race condition

A Time-of-Check Time-of-Use TOCTOU race condition was found in GNU sed. When the -i in-place and --follow-symlinks options are used together, sed resolves the symlink but reopens the path for writing. An attacker with write access to the directory containing the symlink can swap it between the...

SUSE CVE-2026-5958

When sed is invoked with both -i in-place edit and --follow-symlinks, the function opennextfile performs two separate, non-atomic filesystem operations on the same path: 1. resolves symlink to its target and stores the resolved path for determining when output is written, 2. opens the original...

EUVD-2026-23834

When sed is invoked with both -i in-place edit and --follow-symlinks, the function opennextfile performs two separate, non-atomic filesystem operations on the same path: 1. resolves symlink to its target and stores the resolved path for determining when output is written, 2. opens the original...

CVE-2026-5958

When sed is invoked with both -i in-place edit and --follow-symlinks, the function opennextfile performs two separate, non-atomic filesystem operations on the same path: 1. resolves symlink to its target and stores the resolved path for determining when output is written, 2. opens the original...

CVE-2026-5958 Race Condition in GNU Sed

When sed is invoked with both -i in-place edit and --follow-symlinks, the function opennextfile performs two separate, non-atomic filesystem operations on the same path: 1. resolves symlink to its target and stores the resolved path for determining when output is written, 2. opens the original...

CVE-2026-5958 Race Condition in GNU Sed

When sed is invoked with both -i in-place edit and --follow-symlinks, the function opennextfile performs two separate, non-atomic filesystem operations on the same path: 1. resolves symlink to its target and stores the resolved path for determining when output is written, 2. opens the original...