Upstream information
Description
jq is a command-line JSON processor. Commits before 6374ae0bcdfe33a18eb0ae6db28493b1f34a0a5b contain a vulnerability where CLI input parsing allows validation bypass via embedded NUL bytes. When reading JSON from files or stdin, jq uses strlen() to determine buffer length instead of the actual byte count from fgets(), causing it to truncate input at the first NUL byte and parse only the preceding prefix. This enables an attacker to craft input with a benign JSON prefix before a NUL byte followed by malicious trailing data, where jq validates only the prefix as valid JSON while silently discarding the suffix. Workflows relying on jq to validate untrusted JSON before forwarding it to downstream consumers are susceptible to parser differential attacks, as those consumers may process the full input including the malicious trailing bytes. This issue has been patched by commit 6374ae0bcdfe33a18eb0ae6db28493b1f34a0a5b.SUSE information
Overall state of this security issue: Pending
This issue is currently rated as having moderate severity.
| CVSS detail | SUSE |
|---|---|
| Base Score | 5.3 |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality Impact | None |
| Integrity Impact | Low |
| Availability Impact | None |
| CVSSv3 Version | 3.1 |
| CVSS detail | CNA (GitHub) | SUSE |
|---|---|---|
| Base Score | 2.9 | 2.9 |
| Vector | CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X | CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
| Attack Vector | Network | Network |
| Attack Complexity | Low | Low |
| Attack Requirements | Present | Present |
| Privileges Required | None | None |
| User Interaction | None | None |
| Vulnerable System Confidentiality Impact | None | None |
| Vulnerable System Integrity Impact | Low | Low |
| Vulnerable System Availability Impact | None | None |
| Subsequent System Confidentiality Impact | None | None |
| Subsequent System Integrity Impact | None | None |
| Subsequent System Availability Impact | None | None |
| CVSSv4 Version | 4.0 | 4.0 |
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 | jq | Affected |
| SLES15-SP6-CHOST-BYOS | jq | Affected |
| SLES15-SP6-CHOST-BYOS-Aliyun | jq | Affected |
| SLES15-SP6-CHOST-BYOS-Azure | jq | Affected |
| SLES15-SP6-CHOST-BYOS-EC2 | jq | Affected |
| SLES15-SP6-CHOST-BYOS-GCE | jq | Affected |
| SLES15-SP6-CHOST-BYOS-GDC | jq | Affected |
| SLES15-SP6-CHOST-BYOS-SAP-CCloud | jq | Affected |
| SLES15-SP7-CHOST-BYOS-Aliyun | jq | Affected |
| SLES15-SP7-CHOST-BYOS-Azure | jq | Affected |
| SLES15-SP7-CHOST-BYOS-EC2 | jq | Affected |
| SLES15-SP7-CHOST-BYOS-GCE | jq | Affected |
| SLES15-SP7-CHOST-BYOS-GDC | jq | Affected |
| SLES15-SP7-CHOST-BYOS-SAP-CCloud | jq | Affected |
| SUSE Linux Enterprise Desktop 15 SP7 | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP7 | jq | Affected |
| SUSE Linux Enterprise Micro 5.2 | jq | Affected |
| SUSE Linux Enterprise Micro 5.3 | jq | Affected |
| SUSE Linux Enterprise Micro 5.4 | jq | Affected |
| SUSE Linux Enterprise Micro 5.5 | jq | Affected |
| SUSE Linux Enterprise Module for Basesystem 15 SP7 | jq | Affected |
| SUSE Linux Enterprise Server 15 SP7 | jq | Affected |
| SUSE Linux Enterprise Server 16.0 | jq | Affected |
| SUSE Linux Enterprise Server 16.1 | jq | Affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP7 | jq | Affected |
| SUSE Linux Enterprise Server for SAP applications 16.0 | jq | Affected |
| SUSE Linux Enterprise Server for SAP applications 16.1 | jq | Affected |
| SUSE Linux Micro 6.0 | jq | Affected |
| SUSE Linux Micro 6.1 | jq | Affected |
| SUSE Linux Micro 6.2 | jq | Affected |
| openSUSE Leap 15.6 | jq | Affected |
| Products under Long Term Service Pack support and receiving important and critical security fixes. | ||
| SLES15-SP3-CHOST-BYOS-Aliyun | jq | Affected |
| SLES15-SP3-CHOST-BYOS-Azure | jq | Affected |
| SLES15-SP3-CHOST-BYOS-EC2 | jq | Affected |
| SLES15-SP3-CHOST-BYOS-GCE | jq | Affected |
| SLES15-SP3-CHOST-BYOS-SAP-CCloud | jq | Affected |
| SLES15-SP4-CHOST-BYOS | jq | Affected |
| SLES15-SP4-CHOST-BYOS-Aliyun | jq | Affected |
| SLES15-SP4-CHOST-BYOS-Azure | jq | Affected |
| SLES15-SP4-CHOST-BYOS-EC2 | jq | Affected |
| SLES15-SP4-CHOST-BYOS-GCE | jq | Affected |
| SLES15-SP4-CHOST-BYOS-SAP-CCloud | jq | Affected |
| SLES15-SP5-CHOST-BYOS-Aliyun | jq | Affected |
| SLES15-SP5-CHOST-BYOS-Azure | jq | Affected |
| SLES15-SP5-CHOST-BYOS-EC2 | jq | Affected |
| SLES15-SP5-CHOST-BYOS-GCE | jq | Affected |
| SLES15-SP5-CHOST-BYOS-GDC | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP4 | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP5 | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS | jq | Affected |
| SUSE Linux Enterprise Module for Basesystem 15 SP4 | jq | Affected |
| SUSE Linux Enterprise Module for Basesystem 15 SP5 | jq | Affected |
| SUSE Linux Enterprise Module for Basesystem 15 SP6 | jq | Affected |
| SUSE Linux Enterprise Server 15 SP4 | jq | Affected |
| SUSE Linux Enterprise Server 15 SP4-LTSS | jq | Affected |
| SUSE Linux Enterprise Server 15 SP5 | jq | Affected |
| SUSE Linux Enterprise Server 15 SP5-LTSS | jq | Affected |
| SUSE Linux Enterprise Server 15 SP6 | jq | Affected |
| SUSE Linux Enterprise Server 15 SP6-LTSS | jq | Affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP6 | jq | Affected |
| SUSE Manager Proxy 4.3 | jq | Affected |
| SUSE Manager Proxy LTS 4.3 | jq | Affected |
| SUSE Manager Retail Branch Server 4.3 | jq | Affected |
| SUSE Manager Retail Branch Server LTS 4.3 | jq | Affected |
| SUSE Manager Server 4.3 | jq | Affected |
| SUSE Manager Server LTS 4.3 | jq | Affected |
| Products past their end of life and not receiving proactive updates anymore. | ||
| SUSE CaaS Platform 4.0 | jq | Affected |
| SUSE Enterprise Storage 6 | jq | Affected |
| SUSE Enterprise Storage 7 | jq | Affected |
| SUSE Enterprise Storage 7.1 | jq | Affected |
| SUSE Linux Enterprise Desktop 15 SP1 | jq | Affected |
| SUSE Linux Enterprise Desktop 15 SP2 | jq | Affected |
| SUSE Linux Enterprise Desktop 15 SP3 | jq | Affected |
| SUSE Linux Enterprise Desktop 15 SP4 | jq | Affected |
| SUSE Linux Enterprise Desktop 15 SP5 | jq | Affected |
| SUSE Linux Enterprise Desktop 15 SP6 | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP1 | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP2 | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP3 | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS | jq | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP6 | jq | Affected |
| SUSE Linux Enterprise Micro 5.1 | jq | Affected |
| SUSE Linux Enterprise Module for Basesystem 15 SP1 | jq | Affected |
| SUSE Linux Enterprise Module for Basesystem 15 SP2 | jq | Affected |
| SUSE Linux Enterprise Module for Basesystem 15 SP3 | jq | Affected |
| SUSE Linux Enterprise Real Time 15 SP2 | jq | Affected |
| SUSE Linux Enterprise Real Time 15 SP3 | jq | Affected |
| SUSE Linux Enterprise Real Time 15 SP4 | jq | Affected |
| SUSE Linux Enterprise Server 15 SP1 | jq | Affected |
| SUSE Linux Enterprise Server 15 SP1-BCL | jq | Affected |
| SUSE Linux Enterprise Server 15 SP1-LTSS | jq | Affected |
| SUSE Linux Enterprise Server 15 SP2 | jq | Affected |
| SUSE Linux Enterprise Server 15 SP2-BCL | jq | Affected |
| SUSE Linux Enterprise Server 15 SP2-LTSS | jq | Affected |
| SUSE Linux Enterprise Server 15 SP3 | jq | Affected |
| SUSE Linux Enterprise Server 15 SP3-BCL | jq | Affected |
| SUSE Linux Enterprise Server 15 SP3-LTSS | jq | Affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP1 | jq | Affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP2 | jq | Affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP3 | jq | Affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP4 | jq | Affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP5 | jq | Affected |
| SUSE Manager Proxy 4.0 | jq | Affected |
| SUSE Manager Proxy 4.1 | jq | Affected |
| SUSE Manager Proxy 4.2 | jq | Affected |
| SUSE Manager Retail Branch Server 4.0 | jq | Affected |
| SUSE Manager Retail Branch Server 4.1 | jq | Affected |
| SUSE Manager Retail Branch Server 4.2 | jq | Affected |
| SUSE Manager Server 4.0 | jq | Affected |
| SUSE Manager Server 4.1 | jq | Affected |
| SUSE Manager Server 4.2 | jq | Affected |
| openSUSE Leap 15.3 | jq | Affected |
| openSUSE Leap 15.4 | jq | Affected |
| openSUSE Leap 15.5 | jq | Affected |
| openSUSE Leap Micro 5.2 | jq | Affected |
| openSUSE Leap Micro 5.3 | jq | Affected |
| openSUSE Leap Micro 5.4 | jq | Affected |
| openSUSE Leap Micro 5.5 | jq | Affected |
| Products at an unknown state of their lifecycle. | ||
| SLES-CHOST-BYOS-Aliyun | jq | Affected |
| SLES-CHOST-BYOS-Azure | jq | Affected |
| SLES-CHOST-BYOS-EC2 | jq | Affected |
| SLES-CHOST-BYOS-GCE | jq | Affected |
| SLES-CHOST-BYOS-GDC | jq | Affected |
| SLES-CHOST-BYOS-SAP-CCloud | jq | Affected |
| Container Status | ||
| containers/suse-ai-observability-extension-setup:1 rancher/elemental-channel rancher/elemental-rt-channel suse/hpc/warewulf4-x86_64/sle-hpc-node suse/sle-micro-rancher/5.2 suse/sle-micro-rancher/5.3 suse/sle-micro-rancher/5.4 suse/sle-micro/5.5 suse/sles/15.3/virt-launcher:0.45.0 | jq | Affected |
SUSE Timeline for this CVE
CVE page created: Tue Apr 14 03:06:32 2026CVE page last modified: Tue Apr 14 13:57:06 2026