python: Python Tarfile: Unexpected file ownership when extracting hardlinks

A flaw was found in the Python Tarfile.extract function. This vulnerability occurs when processing untrusted tar files containing hardlinks, as the filter parameter is not correctly enforced. An attacker could exploit this to write files with unintended user or group ownership, potentially leadin...

python: Python Tarfile: Unexpected file ownership when extracting hardlinks

A flaw was found in the Python Tarfile.extract function. This vulnerability occurs when processing untrusted tar files containing hardlinks, as the filter parameter is not correctly enforced. An attacker could exploit this to write files with unintended user or group ownership, potentially leadin...

python: Python Tarfile: Unexpected file ownership when extracting hardlinks

A flaw was found in the Python Tarfile.extract function. This vulnerability occurs when processing untrusted tar files containing hardlinks, as the filter parameter is not correctly enforced. An attacker could exploit this to write files with unintended user or group ownership, potentially leadin...

CVE-2026-4360

A flaw was found in the Python Tarfile.extract function. This vulnerability occurs when processing untrusted tar files containing hardlinks, as the filter parameter is not correctly enforced. An attacker could exploit this to write files with unintended user or group ownership, potentially leadin...

OESA-2026-3181 python3 security update

Python combines remarkable power with very clear syntax. It has modules, classes, exceptions, very high level dynamic data types, and dynamic typing. There are interfaces to many system calls and libraries, as well as to various windowing systems. New built-in modules are easily written in C or C...

GO-2026-6008 Envoy Gateway: OCI layer extraction allocates make([]byte, h.Size) from untrusted tar header in github.com/envoyproxy/gateway

Envoy Gateway: OCI layer extraction allocates makebyte, h.Size from untrusted tar header in github.com/envoyproxy/gateway...

GHSA-H7PQ-86H8-RP5X Envoy Gateway: OCI layer extraction allocates make([]byte, h.Size) from untrusted tar header

Vulnerability report without repro case. Repro case may be added later after harness is complete. Preconditions 4: - Tenant can create EnvoyExtensionPolicy baseline - Controller has egress to attacker-controlled OCI registry - No registry allowlist none exists in code - Layer presents Docker/OCI...

Envoy Gateway: OCI layer extraction allocates make([]byte, h.Size) from untrusted tar header

Vulnerability report without repro case. Repro case may be added later after harness is complete. Preconditions 4: - Tenant can create EnvoyExtensionPolicy baseline - Controller has egress to attacker-controlled OCI registry - No registry allowlist none exists in code - Layer presents Docker/OCI...

BIT-PYTHON-MIN-2026-4360 Tarfile.extract() doesn't fully respect filter parameter

In the Tarfile.extract function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content from untrusted tar files could end up writing files with an unexpected uid/gid despite the user passing filter='data' to the extract function...

BIT-PYTHON-2026-4360 Tarfile.extract() doesn't fully respect filter parameter

In the Tarfile.extract function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content from untrusted tar files could end up writing files with an unexpected uid/gid despite the user passing filter='data' to the extract function...

BIT-LIBPYTHON-2026-4360 Tarfile.extract() doesn't fully respect filter parameter

In the Tarfile.extract function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content from untrusted tar files could end up writing files with an unexpected uid/gid despite the user passing filter='data' to the extract function...

SUSE CVE-2026-4360

In the Tarfile.extract function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content from untrusted tar files could end up writing files with an unexpected uid/gid despite the user passing filter='data' to the extract function...

DEBIAN-CVE-2026-4360

In the Tarfile.extract function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content from untrusted tar files could end up writing files with an unexpected uid/gid despite the user passing filter='data' to the extract function...

CVE-2026-4360

In the Tarfile.extract function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content from untrusted tar files could end up writing files with an unexpected uid/gid despite the user passing filter='data' to the extract function...

CVE-2026-4360

In the Tarfile.extract function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content from untrusted tar files could end up writing files with an unexpected uid/gid despite the user passing filter='data' to the extract function...

UBUNTU-CVE-2026-4360

In the Tarfile.extract function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content from untrusted tar files could end up writing files with an unexpected uid/gid despite the user passing filter='data' to the extract function...

CVE-2026-4360 Tarfile.extract() doesn't fully respect filter parameter

In the Tarfile.extract function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content from untrusted tar files could end up writing files with an unexpected uid/gid despite the user passing filter='data' to the extract function...

CVE-2026-4360 Tarfile.extract() doesn't fully respect filter parameter

In the Tarfile.extract function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content from untrusted tar files could end up writing files with an unexpected uid/gid despite the user passing filter='data' to the extract function...

CVE-2026-4360

Summary of CVE-2026-4360 (mode C) The issue concerns Python’s tarfile TarFile.extract() where the filter parameter is not correctly applied when extracting hardlinks. The vulnerability can allow an affected system that processes tar files from untrusted sources to write files with an unexpected u...

CVE-2026-4360 Tarfile.extract() doesn't fully respect filter parameter

In the Tarfile.extract function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content from untrusted tar files could end up writing files with an unexpected uid/gid despite the user passing filter='data' to the extract function...