CentOS Linux 8.5 [TuxCare] Security Update: platform-python / platform-python-debug / platform-python-devel / etc (CENTOS8.5:CLSA-2026:1781083526)

The CentOS Linux 8.5 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.5:CLSA-2026:1781083526 advisory. - The tarfile module would still apply normalization of AREGTYPE \x00 blocks to DIRTYPE, even while processing a multi-block member such as...

CentOS Linux 8 [TuxCare] Security Update: python2 / python2-debug / python2-devel / python2-libs / etc Multiple Vulnerabilities (CENTOS-STREAM8:CLSA-2026:1790075259)

The CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS-STREAM8:CLSA-2026:1790075259 advisory. - When using the tarfile module with a file opened in streaming mode mode=r| the tarfile module did not properly handle EOF, maki...

CentOS Linux 7 [TuxCare] Security Update: python / python-debug / python-devel / python-libs / python-test / etc (CENTOS7:CLSA-2026:1786223340)

The CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS7:CLSA-2026:1786223340 advisory. - When using the tarfile module with a file opened in streaming mode mode=r| the tarfile module did not properly handle EOF, making archive parsi...

AlmaLinux 9.2 [TuxCare] Security Update: python-unversioned-command / python3 / python3-debug / etc (ALMALINUX9.2:CLSA-2025:1741125595)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1741125595 advisory. - Directory traversal vulnerability in the 1 extract and 2 extractall functions in the tarfile module in Python allows user-assisted remote...

AlmaLinux 9.2 [TuxCare] Security Update: python3.11 / python3.11-debug / python3.11-devel / python3.11-idle / etc (ALMALINUX9.2:CLSA-2026:1781086040)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1781086040 advisory. - The tarfile module would still apply normalization of AREGTYPE \x00 blocks to DIRTYPE, even while processing a multi-block member such as...

SUSE-SU-2026:4396-1 Security update for python311

This update for python311 fixes the following issues: - CVE-2026-9669: crafted input can cause a stack buffer overflow bsc1267974. - CVE-2026-15310: memory exhaustion in zipfile in bzip2/LZMA/Zstandard decompression bsc1277111. - CVE-2026-15806: urllib.request.HTTPPasswordMgr credentials for one...

Security update for python310

This update for python310 fixes the following issues: CVE-2026-9669: crafted input can cause a stack buffer overflow bsc1267974. CVE-2026-15310: memory exhaustion in zipfile in bzip2/LZMA/Zstandard decompression bsc1277111. CVE-2026-15806: urllib.request.HTTPPasswordMgr credentials for one URL...

CVE-2025-4138_tarfile_filter_bypass

CVE-2025-4138 — Bypass del filter="data" de Python tarfile Escritura arbitraria de archivos fuera del directorio de extracción mediante una cadena de symlinks PATHMAX. Versiones afectadas Python 3.12.0 – 3.12.10 Python 3.13.0 – 3.13.3 Corregido en 3.12.11 / 3.13.4 Crédito: Reportero: Caleb Brown...

CVE-2025-4517-tarfile-PATH_MAX-bypass

CVE-2025-4517 / CVE-2025-4330 — Python tarfile Omisión del Filtro de Datos mediante Desbordamiento de PATHMAX Autor: 0xDTC CVEs: CVE-2025-4517 / CVE-2025-4330 Aviso: GHSA-6r6c-684h-9j7p Corrección de CPython: PR 135037 Descripción general El método tarfile.extractallfilter="data" de Python está...

CVE-2025-4138-4517-POC

CVE-2025-4138 / CVE-2025-4517 Omisión del filtro de Python tarfile mediante escape de enlace simbólico PATHMAX Escritura arbitraria de archivos mediante extracción confilter="data" / filter="tar" Tabla de contenidos Resumen Detalles de la...

CVE-2025-4517-POC

CVE-2025-4517 Exploit NOTES This exploit and description are written by AI. If you find a mistake or issue, please let me know! This exploit was tested and confirmed working. Thank you! Overview This exploit leverages CVE-2025-4517 , a critical vulnerability in Python's tarfile module that allows...

CVE-2025-4517-PoC

CVE-2025-4517-PoC CVE-2025-4517 es una vulnerabilidad en el módulo tarfile de Python que permite escrituras arbitrarias de archivos fuera del directorio de extracción al extraer archivos tar no confiables. El problema ocurre al usar TarFile.extract o TarFile.extractall con filter="data" o...

BIT-PYTHON-MIN-2024-6232 Regular-expression DoS when parsing TarFile headers

There is a MEDIUM severity vulnerability affecting CPython. Regular expressions that allowed excessive backtracking during tarfile.TarFile header parsing are vulnerable to ReDoS via specifically-crafted tar archives...

BIT-LIBPYTHON-2024-6232 Regular-expression DoS when parsing TarFile headers

There is a MEDIUM severity vulnerability affecting CPython. Regular expressions that allowed excessive backtracking during tarfile.TarFile header parsing are vulnerable to ReDoS via specifically-crafted tar archives...

BIT-PYTHON-2026-82049 tarfile extraction filters allow file modification and content disclosure via hard link to symlink

In CPython 3.13 and earlier, the tarfile module's data and tar extraction filters are vulnerable to crafted archives containing a hard link to a symbolic link. Such archives may cause extraction to modify the permissions or modification time of a file outside the destination directory, or expose...

BIT-PYTHON-MIN-2026-82049 tarfile extraction filters allow file modification and content disclosure via hard link to symlink

In CPython 3.13 and earlier, the tarfile module's data and tar extraction filters are vulnerable to crafted archives containing a hard link to a symbolic link. Such archives may cause extraction to modify the permissions or modification time of a file outside the destination directory, or expose...

BIT-LIBPYTHON-2026-82049 tarfile extraction filters allow file modification and content disclosure via hard link to symlink

In CPython 3.13 and earlier, the tarfile module's data and tar extraction filters are vulnerable to crafted archives containing a hard link to a symbolic link. Such archives may cause extraction to modify the permissions or modification time of a file outside the destination directory, or expose...

EulerOS Virtualization 2.12.0 : python3 (EulerOS-SA-2026-3663)

According to the versions of the python3 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : xml.parsers.expat and xml.etree.ElementTree use insufficient entropy for Expat hash-flooding protection, which allows a crafted XM...

EulerOS Virtualization 2.12.1 : python3 (EulerOS-SA-2026-3609)

According to the versions of the python3 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : xml.parsers.expat and xml.etree.ElementTree use insufficient entropy for Expat hash-flooding protection, which allows a crafted XM...

BIT-PYTHON-2026-87910 tarfile hardlink fallback ignores custom extraction filter rejection via None

When tarfile extracts a link on a system that doesn't support links, it falls back to extracting a member from the archive. In this case, the filter function is run twice: once for the extracted member, and once with name set to the location of the link. For one of the calls, the return value was...