# ipvs: fix reversed sequence option serialization

CVE record · `CVE-2026-98078`

- **Identifiers:** `CVE-2026-98078`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 25 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 25 Sept 2026, 10:24 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: `986a075795339c5ea1122ce9290dfd5504252eb0 to before ae38b2ae16f709c0193e1b4340bde26ef3e2687d` (git)
  - affected: `986a075795339c5ea1122ce9290dfd5504252eb0 to before bbc68ba258a4eb0a2ca3b3a105550801aa8b00b0` (git)
  - affected: `986a075795339c5ea1122ce9290dfd5504252eb0 to before f487b5788f15c6c32a219ed1480d25c93fc18d30` (git)
  - affected: `986a075795339c5ea1122ce9290dfd5504252eb0 to before 677ff8ab30a663cde984d8afe86465fd0d81aeef` (git)
  - affected: `986a075795339c5ea1122ce9290dfd5504252eb0 to before e1c9f9446d3eaae323f1689f9e5de3b1ad6e47ec` (git)
  - affected: `986a075795339c5ea1122ce9290dfd5504252eb0 to before 524599714558da83747c04952d378155c69f5b6b` (git)
  - affected: `986a075795339c5ea1122ce9290dfd5504252eb0 to before de6cc6ec7932bc530f2bb92005dac9123d50659c` (git)
  - affected: `986a075795339c5ea1122ce9290dfd5504252eb0 to before b04578b74f2d3755548fe9e829e3b2a6c6f966a1` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `2.6.39`
  - unaffected: `before 2.6.39` (semver)
  - unaffected: `5.10.271 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.222 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.189 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.158 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.111 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.53 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.7 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

No source has published a CVSS score for this record yet.

- **CISA KEV:** Not listed.
- **EPSS:** 0.0015, the 4th percentile, on 11 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 25 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98078](https://www.cve.org/CVERecord?id=CVE-2026-98078)
- [NVD: CVE-2026-98078](https://nvd.nist.gov/vuln/detail/CVE-2026-98078)

### References from the CNA

- <https://git.kernel.org/stable/c/ae38b2ae16f709c0193e1b4340bde26ef3e2687d>
- <https://git.kernel.org/stable/c/bbc68ba258a4eb0a2ca3b3a105550801aa8b00b0>
- <https://git.kernel.org/stable/c/f487b5788f15c6c32a219ed1480d25c93fc18d30>
- <https://git.kernel.org/stable/c/677ff8ab30a663cde984d8afe86465fd0d81aeef>
- <https://git.kernel.org/stable/c/e1c9f9446d3eaae323f1689f9e5de3b1ad6e47ec>
- <https://git.kernel.org/stable/c/524599714558da83747c04952d378155c69f5b6b>
- <https://git.kernel.org/stable/c/de6cc6ec7932bc530f2bb92005dac9123d50659c>
- <https://git.kernel.org/stable/c/b04578b74f2d3755548fe9e829e3b2a6c6f966a1>

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-2026-98078>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98078/>. Everything for agents: <https://agentprime.io/llms.txt>.