# RDMA/core: Fix potential use after free in ib_destroy_srq_user()

CVE record · `CVE-2026-92510`

- **Identifiers:** `CVE-2026-92510`
- **State:** Confirmed
- **Severity:** CVSS 7.8 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 17 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 17 Sept 2026, 16:10 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `48f8a70e899fa4d9c8f00369f482f0382173ece9 to before a5bfd9fe05d5cebbd3e447bf7f7b2c663007d8b9` (git)
  - affected: `48f8a70e899fa4d9c8f00369f482f0382173ece9 to before d3d0eabe6e39b024deb3e085e2d408d037e967c3` (git)
  - affected: `48f8a70e899fa4d9c8f00369f482f0382173ece9 to before 9c704383529044c02122f85a2a9a42cbf14a07a6` (git)
  - affected: `48f8a70e899fa4d9c8f00369f482f0382173ece9 to before bedd7dee72588c838f5b67197ea8b387e7beb918` (git)
  - affected: `48f8a70e899fa4d9c8f00369f482f0382173ece9 to before 95c992c869df54a6a7061f5f3fb6400244f2af8f` (git)
  - affected: `48f8a70e899fa4d9c8f00369f482f0382173ece9 to before 88244ecc71cc0b3ed200f5ef7ddea6686adfd730` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.13`
  - unaffected: `before 5.13` (semver)
  - unaffected: `6.1.188 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.157 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.110 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.52 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.6 to 7.2.*, inclusive` (semver)
  - unaffected: `7.3 to *, inclusive` (original_commit_for_fix)
  - Other versions: affected

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

- 7.8 High, CVSS 3.1: `CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`, from CNA (Linux)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0013, the 2nd percentile, on 13 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

This record came from the full history of the CVE Program, published 17 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-92510](https://www.cve.org/CVERecord?id=CVE-2026-92510)
- [NVD: CVE-2026-92510](https://nvd.nist.gov/vuln/detail/CVE-2026-92510)

### References from the CNA

- <https://git.kernel.org/stable/c/a5bfd9fe05d5cebbd3e447bf7f7b2c663007d8b9>
- <https://git.kernel.org/stable/c/d3d0eabe6e39b024deb3e085e2d408d037e967c3>
- <https://git.kernel.org/stable/c/9c704383529044c02122f85a2a9a42cbf14a07a6>
- <https://git.kernel.org/stable/c/bedd7dee72588c838f5b67197ea8b387e7beb918>
- <https://git.kernel.org/stable/c/95c992c869df54a6a7061f5f3fb6400244f2af8f>
- <https://git.kernel.org/stable/c/88244ecc71cc0b3ed200f5ef7ddea6686adfd730>

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2026-92510>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-92510/>. Everything for agents: <https://agentprime.io/llms.txt>.