# SUNRPC: fix gssx_dec_option_array error path bugs

CVE record · `CVE-2026-89544`

- **Identifiers:** `CVE-2026-89544`
- **State:** Confirmed
- **Severity:** CVSS 7.5 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 11 Sept 2026
- **Updated:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:44 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: `bb336cd8d5ecb69c430ebe3e7bcff68471d93fa8 to before ac86b45bb978cd4fdbcaaca82dd0f2337f8e310c` (git)
  - affected: `dd292e884c649f9b1c18af0ec75ca90b390cd044 to before 3473139d15d67e2fd737cf0613082adb5499362f` (git)
  - affected: `934212a623cbab851848b6de377eb476718c3e4c to before 993a9012e68b8667a0a9b316fd718680c7e008a0` (git)
  - affected: `5e6013ae2c8d420faea553d363935f65badd32c3 to before 8c56a46db3b7523f13e167c3e2c6e3c47a87dcb3` (git)
  - affected: `3cfcfc102a5e57b021b786a755a38935e357797d to before fb30241f7ccace372ee83017891549f23a715581` (git)
  - affected: `3cfcfc102a5e57b021b786a755a38935e357797d to before 3ff45361e9469e85c0f86b8e7b82c63e50bab8ef` (git)
  - affected: `3cfcfc102a5e57b021b786a755a38935e357797d to before f85a83774d7f4e2ac71c0c384df0dfb6f7d0179a` (git)
  - affected: `3cfcfc102a5e57b021b786a755a38935e357797d to before 5e9a94539b1ec17a89177d952badfd0d844d694a` (git)
  - affected: `b97c37978ca825557d331c9012e0c1ddc0e42364` (git)
  - affected: `bfa9d86d39a0fe4685f90c3529aa9bd62a9d97a8` (git)
  - affected: `9806c2393cd2ab0a8e7bb9ffae02ce20e3112ec4` (git)
  - affected: `996997d1fb2126feda550d6adcedcbd94911fc69` (git)
  - and 8 more
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.9`
  - unaffected: `before 6.9` (semver)
  - unaffected: `5.10.273 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.224 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.191 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.160 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.111 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.51 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.4 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0072, the 54th 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 11 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-89544](https://www.cve.org/CVERecord?id=CVE-2026-89544)
- [NVD: CVE-2026-89544](https://nvd.nist.gov/vuln/detail/CVE-2026-89544)

### References from the CNA

- <https://git.kernel.org/stable/c/ac86b45bb978cd4fdbcaaca82dd0f2337f8e310c>
- <https://git.kernel.org/stable/c/3473139d15d67e2fd737cf0613082adb5499362f>
- <https://git.kernel.org/stable/c/993a9012e68b8667a0a9b316fd718680c7e008a0>
- <https://git.kernel.org/stable/c/8c56a46db3b7523f13e167c3e2c6e3c47a87dcb3>
- <https://git.kernel.org/stable/c/fb30241f7ccace372ee83017891549f23a715581>
- <https://git.kernel.org/stable/c/3ff45361e9469e85c0f86b8e7b82c63e50bab8ef>
- <https://git.kernel.org/stable/c/f85a83774d7f4e2ac71c0c384df0dfb6f7d0179a>
- <https://git.kernel.org/stable/c/5e9a94539b1ec17a89177d952badfd0d844d694a>

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-2026-89544>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-89544/>. Everything for agents: <https://agentprime.io/llms.txt>.