# uio: Fix stale info pointer in failed registration path

CVE record · `CVE-2026-93054`

- **Identifiers:** `CVE-2026-93054`
- **State:** Confirmed
- **Severity:** CVSS 7.0 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: `a93e7b331568227500186a465fee3c2cb5dffd1f to before 63eaa7663335d482a8825c231213e312cacea567` (git)
  - affected: `a93e7b331568227500186a465fee3c2cb5dffd1f to before df4faf65194ec6c315a59be4c6749eaeb3009243` (git)
  - affected: `a93e7b331568227500186a465fee3c2cb5dffd1f to before 506b43dde5f9ac0068b1360e6b5dbee07fda59fb` (git)
  - affected: `a93e7b331568227500186a465fee3c2cb5dffd1f to before 15340b00e665af805523b08515294a1aa1778151` (git)
  - affected: `a93e7b331568227500186a465fee3c2cb5dffd1f to before 234156f6c6d9ec35dc47abbcc3adc3c79fc6a5ac` (git)
  - affected: `a93e7b331568227500186a465fee3c2cb5dffd1f to before 16695e9059d80ea6661e8399064b0c01f641dd8c` (git)
  - affected: `a93e7b331568227500186a465fee3c2cb5dffd1f to before ec5bd6731183eb6f619140c9bef2ee11ed818c20` (git)
  - affected: `a93e7b331568227500186a465fee3c2cb5dffd1f to before 67b6fc084b034a91c3ec7907a3fed89a2450f30b` (git)
  - affected: `085d735c858934e5d5bfaedb1fc98bd9135e6ff1` (git)
  - affected: `4.14.100 to before 4.15` (semver)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.18`
  - unaffected: `before 4.18` (semver)
  - unaffected: `5.10.270 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.221 to 5.15.*, inclusive` (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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0015, the 4th percentile, on 14 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-2026-93054](https://www.cve.org/CVERecord?id=CVE-2026-93054)
- [NVD: CVE-2026-93054](https://nvd.nist.gov/vuln/detail/CVE-2026-93054)

### References from the CNA

- <https://git.kernel.org/stable/c/63eaa7663335d482a8825c231213e312cacea567>
- <https://git.kernel.org/stable/c/df4faf65194ec6c315a59be4c6749eaeb3009243>
- <https://git.kernel.org/stable/c/506b43dde5f9ac0068b1360e6b5dbee07fda59fb>
- <https://git.kernel.org/stable/c/15340b00e665af805523b08515294a1aa1778151>
- <https://git.kernel.org/stable/c/234156f6c6d9ec35dc47abbcc3adc3c79fc6a5ac>
- <https://git.kernel.org/stable/c/16695e9059d80ea6661e8399064b0c01f641dd8c>
- <https://git.kernel.org/stable/c/ec5bd6731183eb6f619140c9bef2ee11ed818c20>
- <https://git.kernel.org/stable/c/67b6fc084b034a91c3ec7907a3fed89a2450f30b>

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-2026-93054>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-93054/>. Everything for agents: <https://agentprime.io/llms.txt>.