Upstream information
Description
node-tar,a Tar for Node.js, has a race condition vulnerability in versions up to and including 7.5.3. This is due to an incomplete handling of Unicode path collisions in the `path-reservations` system. On case-insensitive or normalization-insensitive filesystems (such as macOS APFS, In which it has been tested), the library fails to lock colliding paths (e.g., `ß` and `ss`), allowing them to be processed in parallel. This bypasses the library's internal concurrency safeguards and permits Symlink Poisoning attacks via race conditions. The library uses a `PathReservations` system to ensure that metadata checks and file operations for the same path are serialized. This prevents race conditions where one entry might clobber another concurrently. This is a Race Condition which enables Arbitrary File Overwrite. This vulnerability affects users and systems using node-tar on macOS (APFS/HFS+). Because of using `NFD` Unicode normalization (in which `ß` and `ss` are different), conflicting paths do not have their order properly preserved under filesystems that ignore Unicode normalization (e.g., APFS (in which `ß` causes an inode collision with `ss`)). This enables an attacker to circumvent internal parallelization locks (`PathReservations`) using conflicting filenames within a malicious tar archive. The patch in version 7.5.4 updates `path-reservations.js` to use a normalization form that matches the target filesystem's behavior (e.g., `NFKD`), followed by first `toLocaleLowerCase('en')` and then `toLocaleUpperCase('en')`. As a workaround, users who cannot upgrade promptly, and who are programmatically using `node-tar` to extract arbitrary tarball data should filter out all `SymbolicLink` entries (as npm does) to defend against arbitrary file writes via this file system entry name collision issue.SUSE information
Overall state of this security issue: Resolved
This issue is currently rated as having important severity.
| CVSS detail | CNA (GitHub) | National Vulnerability Database |
|---|---|---|
| Base Score | 8.8 | 5.9 |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:H/A:L | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N |
| Attack Vector | Network | Network |
| Attack Complexity | Low | High |
| Privileges Required | None | None |
| User Interaction | Required | None |
| Scope | Changed | Unchanged |
| Confidentiality Impact | Low | None |
| Integrity Impact | High | High |
| Availability Impact | Low | None |
| CVSSv3 Version | 3.1 | 3.1 |
SUSE Security Advisories:
- RHSA-2026:18480, published Thu Jun 11 15:06:41 UTC 2026
- RHSA-2026:18868, published Thu Jun 11 15:06:16 UTC 2026
List of released packages
| Product(s) | Fixed package version(s) | References |
|---|---|---|
| SUSE Liberty Linux 10 |
| Patchnames: RHSA-2026:18480 |
| SUSE Liberty Linux 9 |
| Patchnames: RHSA-2026:18868 |
Status of this issue by product and package
Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.
| Product(s) | Source package | State |
|---|---|---|
| Products under general support and receiving all security fixes. | ||
| SLES15-SP5-CHOST-BYOS-SAP-CCloud | tar | Analysis |
| SLES15-SP6-CHOST-BYOS | tar | Analysis |
| SLES15-SP6-CHOST-BYOS-Aliyun | tar | Analysis |
| SLES15-SP6-CHOST-BYOS-Azure | tar | Analysis |
| SLES15-SP6-CHOST-BYOS-EC2 | tar | Analysis |
| SLES15-SP6-CHOST-BYOS-GCE | tar | Analysis |
| SLES15-SP6-CHOST-BYOS-GDC | tar | Analysis |
| SLES15-SP6-CHOST-BYOS-SAP-CCloud | tar | Analysis |
| SLES15-SP7-CHOST-BYOS-Aliyun | tar | Analysis |
| SLES15-SP7-CHOST-BYOS-Azure | tar | Analysis |
| SLES15-SP7-CHOST-BYOS-EC2 | tar | Analysis |
| SLES15-SP7-CHOST-BYOS-GCE | tar | Analysis |
| SLES15-SP7-CHOST-BYOS-GDC | tar | Analysis |
| SLES15-SP7-CHOST-BYOS-SAP-CCloud | tar | Analysis |
| SUSE Linux Enterprise Desktop 15 SP7 | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP7 | tar | Analysis |
| SUSE Linux Enterprise Micro 5.3 | tar | Analysis |
| SUSE Linux Enterprise Micro 5.4 | tar | Analysis |
| SUSE Linux Enterprise Micro 5.5 | tar | Analysis |
| SUSE Linux Enterprise Module for Basesystem 15 SP7 | tar | Analysis |
| SUSE Linux Enterprise Server 15 SP7 | tar | Analysis |
| SUSE Linux Enterprise Server 16.0 | tar | Analysis |
| SUSE Linux Enterprise Server for SAP Applications 15 SP7 | tar | Analysis |
| SUSE Linux Enterprise Server for SAP applications 16.0 | tar | Analysis |
| SUSE Linux Micro 6.0 | tar | Analysis |
| SUSE Linux Micro 6.1 | tar | Analysis |
| SUSE Linux Micro 6.2 | tar | Analysis |
| openSUSE Leap 16.0 | tar | Analysis |
| Products under Long Term Service Pack support and receiving important and critical security fixes. | ||
| SLES15-SP3-CHOST-BYOS-Aliyun | tar | Analysis |
| SLES15-SP3-CHOST-BYOS-Azure | tar | Analysis |
| SLES15-SP3-CHOST-BYOS-EC2 | tar | Analysis |
| SLES15-SP3-CHOST-BYOS-GCE | tar | Analysis |
| SLES15-SP3-CHOST-BYOS-SAP-CCloud | tar | Analysis |
| SLES15-SP4-CHOST-BYOS | tar | Analysis |
| SLES15-SP4-CHOST-BYOS-Aliyun | tar | Analysis |
| SLES15-SP4-CHOST-BYOS-Azure | tar | Analysis |
| SLES15-SP4-CHOST-BYOS-EC2 | tar | Analysis |
| SLES15-SP4-CHOST-BYOS-GCE | tar | Analysis |
| SLES15-SP4-CHOST-BYOS-SAP-CCloud | tar | Analysis |
| SLES15-SP5-CHOST-BYOS-Aliyun | tar | Analysis |
| SLES15-SP5-CHOST-BYOS-Azure | tar | Analysis |
| SLES15-SP5-CHOST-BYOS-EC2 | tar | Analysis |
| SLES15-SP5-CHOST-BYOS-GCE | tar | Analysis |
| SLES15-SP5-CHOST-BYOS-GDC | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP4 | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP5 | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS | tar | Analysis |
| SUSE Linux Enterprise Module for Basesystem 15 SP4 | tar | Analysis |
| SUSE Linux Enterprise Module for Basesystem 15 SP5 | tar | Analysis |
| SUSE Linux Enterprise Module for Basesystem 15 SP6 | tar | Analysis |
| SUSE Linux Enterprise Server 12 SP5 | tar | Analysis |
| SUSE Linux Enterprise Server 12 SP5-LTSS | tar | Analysis |
| SUSE Linux Enterprise Server 12 SP5-LTSS Extended Security | tar | Analysis |
| SUSE Linux Enterprise Server 15 SP4 | tar | Analysis |
| SUSE Linux Enterprise Server 15 SP4-LTSS | tar | Analysis |
| SUSE Linux Enterprise Server 15 SP5 | tar | Analysis |
| SUSE Linux Enterprise Server 15 SP5-LTSS | tar | Analysis |
| SUSE Linux Enterprise Server 15 SP6 | tar | Analysis |
| SUSE Linux Enterprise Server 15 SP6-LTSS | tar | Analysis |
| SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 | tar | Analysis |
| SUSE Linux Enterprise Server for SAP Applications 15 SP6 | tar | Analysis |
| SUSE Manager Proxy 4.3 | tar | Analysis |
| SUSE Manager Proxy LTS 4.3 | tar | Analysis |
| SUSE Manager Retail Branch Server 4.3 | tar | Analysis |
| SUSE Manager Retail Branch Server LTS 4.3 | tar | Analysis |
| SUSE Manager Server 4.3 | tar | Analysis |
| SUSE Manager Server LTS 4.3 | tar | Analysis |
| Products past their end of life and not receiving proactive updates anymore. | ||
| HPE Helion OpenStack 8 | tar | Analysis |
| SUSE CaaS Platform 3.0 | tar | Analysis |
| SUSE CaaS Platform 4.0 | tar | Analysis |
| SUSE Enterprise Storage 6 | tar | Analysis |
| SUSE Enterprise Storage 7 | tar | Analysis |
| SUSE Enterprise Storage 7.1 | tar | Analysis |
| SUSE Linux Enterprise Desktop 12 | tar | Analysis |
| SUSE Linux Enterprise Desktop 12 SP1 | tar | Analysis |
| SUSE Linux Enterprise Desktop 12 SP2 | tar | Analysis |
| SUSE Linux Enterprise Desktop 12 SP3 | tar | Analysis |
| SUSE Linux Enterprise Desktop 12 SP4 | tar | Analysis |
| SUSE Linux Enterprise Desktop 15 | tar | Analysis |
| SUSE Linux Enterprise Desktop 15 SP1 | tar | Analysis |
| SUSE Linux Enterprise Desktop 15 SP2 | tar | Analysis |
| SUSE Linux Enterprise Desktop 15 SP3 | tar | Analysis |
| SUSE Linux Enterprise Desktop 15 SP4 | tar | Analysis |
| SUSE Linux Enterprise Desktop 15 SP5 | tar | Analysis |
| SUSE Linux Enterprise Desktop 15 SP6 | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP1 | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP2 | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP3 | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15 SP6 | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15-ESPOS | tar | Analysis |
| SUSE Linux Enterprise High Performance Computing 15-LTSS | tar | Analysis |
| SUSE Linux Enterprise Micro 5.0 | tar | Analysis |
| SUSE Linux Enterprise Micro 5.1 | tar | Analysis |
| SUSE Linux Enterprise Micro 5.2 | tar | Analysis |
| SUSE Linux Enterprise Module for Basesystem 15 | tar | Analysis |
| SUSE Linux Enterprise Module for Basesystem 15 SP1 | tar | Analysis |
| SUSE Linux Enterprise Module for Basesystem 15 SP2 | tar | Analysis |
| SUSE Linux Enterprise Module for Basesystem 15 SP3 | tar | Analysis |
| SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT | tar | Analysis |
| SUSE Linux Enterprise Real Time 15 SP2 | tar | Analysis |
| SUSE Linux Enterprise Real Time 15 SP3 | tar | Analysis |
| SUSE Linux Enterprise Real Time 15 SP4 | tar | Analysis |
| SUSE Linux Enterprise Server 12 | tar | Analysis |
| SUSE Linux Enterprise Server 12 SP1 | tar | Analysis |
| SUSE Linux Enterprise Server 12 SP1-LTSS | tar | Analysis |
| SUSE Linux Enterprise Server 12 SP2 | tar | Analysis |
| SUSE Linux Enterprise Server 12 SP2-BCL | tar | Analysis |
| SUSE Linux Enterprise Server 12 SP2-ESPOS | tar | Analysis |
| SUSE Linux Enterprise Server 12 SP2-LTSS | tar | Analysis |
| SUSE Linux Enterprise Server 12 SP3 | tar | Analysis |
| SUSE Linux Enterprise Server 12 SP3-BCL | tar | Analysis |
| SUSE Linux Enterprise Server 12 SP3-ESPOS | tar | Analysis |
| SUSE Linux Enterprise Server 12 SP3-LTSS | tar | Analysis |
| SUSE Linux Enterprise Server 12 SP4 | tar | Analysis |
| SUSE Linux Enterprise Server 12 SP4-ESPOS | tar | Analysis |
| SUSE Linux Enterprise Server 12 SP4-LTSS | tar | Analysis |
| SUSE Linux Enterprise Server 12-LTSS | tar | Analysis |
| SUSE Linux Enterprise Server 15 | tar | Analysis |
| SUSE Linux Enterprise Server 15 SP1 | tar | Analysis |
| SUSE Linux Enterprise Server 15 SP1-BCL | tar | Analysis |
| SUSE Linux Enterprise Server 15 SP1-LTSS | tar | Analysis |
| SUSE Linux Enterprise Server 15 SP2 | tar | Analysis |
| SUSE Linux Enterprise Server 15 SP2-BCL | tar | Analysis |
| SUSE Linux Enterprise Server 15 SP2-LTSS | tar | Analysis |
| SUSE Linux Enterprise Server 15 SP3 | tar | Analysis |
| SUSE Linux Enterprise Server 15 SP3-BCL | tar | Analysis |
| SUSE Linux Enterprise Server 15 SP3-LTSS | tar | Analysis |
| SUSE Linux Enterprise Server 15-LTSS | tar | Analysis |
| SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 | tar | Analysis |
| SUSE Linux Enterprise Server for SAP Applications 12 SP1 | tar | Analysis |
| SUSE Linux Enterprise Server for SAP Applications 12 SP2 | tar | Analysis |
| SUSE Linux Enterprise Server for SAP Applications 12 SP3 | tar | Analysis |
| SUSE Linux Enterprise Server for SAP Applications 12 SP4 | tar | Analysis |
| SUSE Linux Enterprise Server for SAP Applications 15 | tar | Analysis |
| SUSE Linux Enterprise Server for SAP Applications 15 SP1 | tar | Analysis |
| SUSE Linux Enterprise Server for SAP Applications 15 SP2 | tar | Analysis |
| SUSE Linux Enterprise Server for SAP Applications 15 SP3 | tar | Analysis |
| SUSE Linux Enterprise Server for SAP Applications 15 SP4 | tar | Analysis |
| SUSE Linux Enterprise Server for SAP Applications 15 SP5 | tar | Analysis |
| SUSE Manager Proxy 4.0 | tar | Analysis |
| SUSE Manager Proxy 4.1 | tar | Analysis |
| SUSE Manager Proxy 4.2 | tar | Analysis |
| SUSE Manager Retail Branch Server 4.0 | tar | Analysis |
| SUSE Manager Retail Branch Server 4.1 | tar | Analysis |
| SUSE Manager Retail Branch Server 4.2 | tar | Analysis |
| SUSE Manager Server 4.0 | tar | Analysis |
| SUSE Manager Server 4.1 | tar | Analysis |
| SUSE Manager Server 4.2 | tar | Analysis |
| SUSE OpenStack Cloud 7 | tar | Analysis |
| SUSE OpenStack Cloud 8 | tar | Analysis |
| SUSE OpenStack Cloud 9 | tar | Analysis |
| SUSE OpenStack Cloud Crowbar 8 | tar | Analysis |
| SUSE OpenStack Cloud Crowbar 9 | tar | Analysis |
| openSUSE Leap 15.3 | tar | Analysis |
| openSUSE Leap 15.4 | tar | Analysis |
| openSUSE Leap 15.5 | tar | Analysis |
| openSUSE Leap 15.6 | tar | Analysis |
| openSUSE Leap Micro 5.2 | tar | Analysis |
| openSUSE Leap Micro 5.3 | tar | Analysis |
| openSUSE Leap Micro 5.4 | tar | Analysis |
| openSUSE Leap Micro 5.5 | tar | Analysis |
| Products at an unknown state of their lifecycle. | ||
| SLES-CHOST-BYOS-Aliyun | tar | Analysis |
| SLES-CHOST-BYOS-Azure | tar | Analysis |
| SLES-CHOST-BYOS-EC2 | tar | Analysis |
| SLES-CHOST-BYOS-GCE | tar | Analysis |
| SLES-CHOST-BYOS-GDC | tar | Analysis |
| SLES-CHOST-BYOS-SAP-CCloud | tar | Analysis |
| Container Status | ||
| bci/bci-sle15-kernel-module-devel:15.5 bci/kiwi bci/node:16 bci/spack:0.23 kiwi-templates-Minimal kiwi-templates-Minimal-Cloud-sap kiwi-templates-Minimal-MS-HyperV-sap kiwi-templates-Minimal-VMware-sap kiwi-templates-Minimal-kvm-and-xen-sap rancher/elemental-teal-iso/5.4 rancher/elemental-teal-rt/5.3 rancher/elemental-teal-rt/5.4 rancher/elemental-teal/5.3 rancher/elemental-teal/5.4 suse/hpc/warewulf4-x86_64/sle-hpc-node suse/manager/5.0/x86_64/server suse/multi-linux-manager/5.1/x86_64/server suse/multi-linux-manager/5.1/x86_64/server-postgresql suse/multi-linux-manager/5.2/x86_64/server suse/postgres:14 suse/sle-micro-rancher/5.2 suse/sle-micro-rancher/5.3 suse/sle-micro-rancher/5.4 suse/sle-micro/5.0/toolbox suse/sle-micro/5.1/toolbox suse/sle-micro/5.2/toolbox suse/sle-micro/5.3/toolbox suse/sle-micro/5.4/toolbox suse/sle-micro/5.5 suse/sle-micro/5.5/toolbox suse/sle-micro/base-5.5 suse/sle15:15.5 suse/sles/15.3/cdi-importer:1.37.1 suse/sles/15.3/cdi-uploadserver:1.37.1 suse/sles/15.3/libguestfs-tools:0.45.0 suse/sles/15.4/cdi-importer:1.43.0 suse/sles/15.4/cdi-uploadserver:1.43.0 suse/sles/15.4/libguestfs-tools:0.49.0 suse/sles/15.4/virt-launcher:0.49.0 suse/sles/15.5/cdi-apiserver:1.55.0 suse/sles/15.5/cdi-cloner:1.55.0 suse/sles/15.5/cdi-controller:1.55.0 suse/sles/15.5/cdi-importer:1.55.0 suse/sles/15.5/cdi-operator:1.55.0 suse/sles/15.5/cdi-uploadproxy:1.55.0 suse/sles/15.5/cdi-uploadserver:1.55.0 suse/sles/15.5/libguestfs-tools:0.58.0 suse/sles/15.5/virt-api:0.58.0 suse/sles/15.5/virt-controller:0.58.0 suse/sles/15.5/virt-exportproxy:0.58.0 suse/sles/15.5/virt-exportserver:0.58.0 suse/sles/15.5/virt-handler:0.58.0 suse/sles/15.5/virt-launcher:0.58.0 suse/sles/15.5/virt-operator:0.58.0 suse/sles/15.6/cdi-cloner:1.58.0 suse/sles/15.6/cdi-importer:1.58.0 suse/sles/15.6/cdi-uploadserver:1.58.0 suse/sles/15.6/libguestfs-tools:1.1.1 suse/sles/15.6/virt-exportserver:1.1.1 suse/sles/15.6/virt-handler:1.1.1 suse/sles/15.6/virt-launcher:1.1.1 suse/sles/15.7/cdi-cloner:1.58.0 suse/sles/15.7/cdi-importer:1.58.0 suse/sles/15.7/cdi-uploadserver:1.58.0 suse/sles/15.7/libguestfs-tools:1.5.0 suse/sles/15.7/virt-exportserver:1.5.0 suse/sles/15.7/virt-handler:1.5.0 suse/sles/15.7/virt-launcher:1.5.0 suse/sles/16.0/toolbox trento/trento-runner | tar | Analysis |
SUSE Timeline for this CVE
CVE page created: Tue Jan 20 04:02:26 2026CVE page last modified: Thu Jun 11 19:25:41 2026