software node: Fix software_node_get_reference_args() with index -1
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 4 without a fix
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Red Hat.
Summary
In the Linux kernel, the following vulnerability has been resolved: software node: Fix software_node_get_reference_args() with index -1 The bounds check for the index passed to software_node_get_reference_args() was failing when passed UINT_MAX, this in turn would lead to an out of bound access in the property array. Fix the bound check to also cover the UINT_MAX case.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 5.10.239 to before 5.10.270; 5.15.186 to before 5.15.221; 6.1.142 to before 6.1.188; 6.6.95 to before 6.6.157; 6.12.35 to before 6.12.110; 6.15.4 to before 6.16 | 5.10.270, 5.15.221, 6.1.188, 6.6.157, 6.12.110, 6.16 | Patch available | CNA |
| Linux | Linux | 6.16 and later | 5.10.270, 5.15.221, 6.1.188, 6.6.157, 6.12.110, 6.18.52, 7.2.6, 7.3 | Patch available | CNA |
- Linux VendorLinux Affected 5.10.239 to before 5.10.270; 5.15.186 to before 5.15.221; 6.1.142 to before 6.1.188; 6.6.95 to before 6.6.157; 6.12.35 to before 6.12.110; 6.15.4 to before 6.16 Fixed in 5.10.270, 5.15.221, 6.1.188, 6.6.157, 6.12.110, 6.16 Patch available CNA
- Linux VendorLinux Affected 6.16 and later Fixed in 5.10.270, 5.15.221, 6.1.188, 6.6.157, 6.12.110, 6.18.52, 7.2.6, 7.3 Patch available CNA
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.10.270, 5.15.221, 6.1.188, 6.6.157, 6.12.110, 6.16
- Fix · CNA Linux (Linux) Fixed in 5.10.270, 5.15.221, 6.1.188, 6.6.157, 6.12.110, 6.18.52, 7.2.6, 7.3
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 10 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift Container Platform 4 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift Container Platform 5 | Affected | No fix yet: Fix deferred |
Not affected: 5 products
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Red Hat OpenShift Container Platform 4
Timeline
- 2026-10-02 Threatist record created from CVE-2026-93046
- 2026-10-03 Alias added: GHSA-22jx-3rp5-rh8h
- 2026-10-19 Fix available: Linux/[email protected] · CNA
- 2026-10-20 Affected versions changed · Red Hat
- 2026-10-20 CVSS score added · Red Hat
- 2026-10-29 Affected versions changed · Red Hat
- 2026-11-01 Affected versions changed · Red Hat
References
Other 8
- https://git.kernel.org/stable/c/6cde06887487b4febd14658c9a246616abcc0097
- https://git.kernel.org/stable/c/0631384eadebc66d92d2dd72d57a0263c3877bee
- https://git.kernel.org/stable/c/b2fa4e8c7e4a33e02e6aaa8f6df72f84cf4aed75
- https://git.kernel.org/stable/c/4ebf96d5f834aba7f6d0397db4c421f6078171b9
- https://git.kernel.org/stable/c/849076df15129e47dd8db751fa18489419ffea56
- https://git.kernel.org/stable/c/df5466412b362db7adfa78e3e092fe07ac6769a4
- https://git.kernel.org/stable/c/231bbc04c58f115a505bf3b668ec69ef40a1773b
- https://git.kernel.org/stable/c/ba3dedcf3bd47017307595a7e54924198f018246
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Sources
- CVE-2026-93046 · CVE Program
- CVE-2026-93046 · NVD
- FIRST EPSS
- GHSA-22jx-3rp5-rh8h · GitHub Advisory Database · CC BY 4.0
- CVE-2026-93046 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences