CVE-2026-41010

ReleaseJobunpack builds jobdir = File.join@releasedir, 'jobs', name and jobtgz = File.join@releasedir, 'jobs', "name.tgz" where name returns @jobmeta'name', a value taken verbatim from the jobs: array of the attacker-supplied release.MF inside the uploaded tarball. These paths are then interpolat...

CVE-2026-41011

PackagePersister.validatetgz builds "tar -tf tgz 2&1" where tgz = File.joinreleasedir, 'packages', "name.tgz" and name = packagemeta'name' comes directly from release.MF inside the uploaded tarball. The string is passed to Bosh::Common::Exec.sh, which executes via %x — i.e., /bin/sh -c. No...

CVE-2026-41010

ReleaseJobunpack builds jobdir = File.join@releasedir, 'jobs', name and jobtgz = File.join@releasedir, 'jobs', "name.tgz" where name returns @jobmeta'name', a value taken verbatim from the jobs: array of the attacker-supplied release.MF inside the uploaded tarball. These paths are then interpolat...

CVE-2026-41010

The CVE describes a shell command-injection in BOSH Director during ReleaseJob#unpack: the code constructs a shell command using a name value taken verbatim from attacker-supplied release.MF and interpolates it into tar -C … -xf …, then executes via /bin/sh -c. Although the directory is created w...

CVE-2026-41010

ReleaseJobunpack builds jobdir = File.join@releasedir, 'jobs', name and jobtgz = File.join@releasedir, 'jobs', "name.tgz" where name returns @jobmeta'name', a value taken verbatim from the jobs: array of the attacker-supplied release.MF inside the uploaded tarball. These paths are then interpolat...

EUVD-2026-34197

PackagePersister.validatetgz builds "tar -tf tgz 2&1" where tgz = File.joinreleasedir, 'packages', "name.tgz" and name = packagemeta'name' comes directly from release.MF inside the uploaded tarball. The string is passed to Bosh::Common::Exec.sh, which executes via %x — i.e., /bin/sh -c. No...

CVE-2026-41011

PackagePersister.validatetgz builds "tar -tf tgz 2&1" where tgz = File.joinreleasedir, 'packages', "name.tgz" and name = packagemeta'name' comes directly from release.MF inside the uploaded tarball. The string is passed to Bosh::Common::Exec.sh, which executes via %x — i.e., /bin/sh -c. No...

CVE-2026-41011

The CVE affects BOSH: all versions prior to v282.1.12 (inclusive). PackagePersister.validate_tgz constructs a tar command (tar -tf #{tgz}) using a name derived from release.MF without Shellwords.escape, and passes it to Bosh::Common::Exec.sh (via /bin/sh -c). The Models::Package validation runs a...

CVE-2026-41011

PackagePersister.validatetgz builds "tar -tf tgz 2&1" where tgz = File.joinreleasedir, 'packages', "name.tgz" and name = packagemeta'name' comes directly from release.MF inside the uploaded tarball. The string is passed to Bosh::Common::Exec.sh, which executes via %x — i.e., /bin/sh -c. No...

PT-2026-46136

ReleaseJobunpack builds job dir = File.join@release dir, 'jobs', name and job tgz = File.join@release dir, 'jobs', "name.tgz" where name returns @job meta'name', a value taken verbatim from the jobs: array of the attacker-supplied release.MF inside the uploaded tarball. These paths are then...

PT-2026-46131

PackagePersister.validate tgz builds "tar -tf tgz 2&1" where tgz = File.joinrelease dir, 'packages', "name.tgz" and name = package meta'name' comes directly from release.MF inside the uploaded tarball. The string is passed to Bosh::Common::Exec.sh, which executes via %x — i.e., /bin/sh -c. No...

Moderate: Red Hat Security Advisory: OpenShift Container Platform 4.20.24 packages and security update

Red Hat OpenShift Container Platform release 4.20.24 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.20. Red Hat Product Security has rated this update as having a...

golang: archive/tar: Unbounded allocation when parsing GNU sparse map

A flaw was found in the archive/tar package in the Go standard library. tar.Reader does not set a maximum size on the number of sparse region data blocks in GNU tar pax 1.0 sparse files. A specially crafted tar archive with a pax header indicating a big number of sparse regions can cause a Go...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.18.43 security and extras update

Red Hat OpenShift Container Platform release 4.18.43 is now available with updates to packages and images that fix several bugs. This release includes a security update for Red Hat OpenShift Container Platform 4.18. Red Hat Product Security has rated this update as having a security impact of...

CVE-2026-42496

A flaw was found in perl-Archive-Tar. Versions before 3.08 for Perl are vulnerable to a path traversal issue. An attacker can craft a malicious tar archive containing symlinks with targets outside the intended extraction directory. This vulnerability allows the attacker to read or write to...

ROOT-OS-UBUNTU-2204-CVE-2026-5704 CVE-2026-5704 in rootio-tar - Patched by Root

Root has patched CVE-2026-5704 in the rootio-tar package for Root:Ubuntu:22.04. Multiple fixed versions available...

USN-8367-1 node-tar-fs vulnerabilities

It was discovered that tar-fs did not properly limit paths when extracting crafted tar files. An attacker could possibly use this issue to write or overwrite files outside the intended extraction directory. This issue only affected Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. CVE-2024-12905 It was...

USN-8367-1: tar-fs vulnerabilities

It was discovered that tar-fs did not properly limit paths when extracting crafted tar files. An attacker could possibly use this issue to write or overwrite files outside the intended extraction directory. This issue only affected Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. CVE-2024-12905 It was...

Updated tar packages fix security vulnerability

A flaw was found in tar. A remote attacker could exploit this vulnerability by crafting a malicious archive, leading to hidden file injection with fully attacker-controlled content. This bypasses pre-extraction inspection mechanisms, potentially allowing an attacker to introduce malicious files...

MGASA-2026-0168 Updated tar packages fix security vulnerability

A flaw was found in tar. A remote attacker could exploit this vulnerability by crafting a malicious archive, leading to hidden file injection with fully attacker-controlled content. This bypasses pre-extraction inspection mechanisms, potentially allowing an attacker to introduce malicious files...