# ipvs: bound LBLCR and LBLC cache growth

CVE record · `CVE-2026-98857`

- **Identifiers:** `CVE-2026-98857`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 18 Oct 2026
- **Updated:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 18 Oct 2026, 15:51 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: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 8b93288b4543ad5139a25a5b211a07bf755652dd` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before f6e9446bfb79907d3092fc45a0054b0c3b329bfe` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 488eaba207dd2e4c5afc65e18dc237d70f01d283` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before bc9ff8e64771cc32a216953fe615386f46ac1eaa` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 31028d7b970962fbeda1e9131405c76551094300` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 6316d17324bd4ca400c26adb7b656c6e3447c209` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 16c83c047ecfaf226ad81d45d77fa11a3184d0e4` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 2a3c3de660f96865f303fd25f1285f2ffbfd521d` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `2.6.12`
  - unaffected: `before 2.6.12` (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: `6.12.113 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.56 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.10 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:** 0.0016, the 5th percentile, on 7 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 18 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98857](https://www.cve.org/CVERecord?id=CVE-2026-98857)
- [NVD: CVE-2026-98857](https://nvd.nist.gov/vuln/detail/CVE-2026-98857)

### References from the CNA

- <https://git.kernel.org/stable/c/8b93288b4543ad5139a25a5b211a07bf755652dd>
- <https://git.kernel.org/stable/c/f6e9446bfb79907d3092fc45a0054b0c3b329bfe>
- <https://git.kernel.org/stable/c/488eaba207dd2e4c5afc65e18dc237d70f01d283>
- <https://git.kernel.org/stable/c/bc9ff8e64771cc32a216953fe615386f46ac1eaa>
- <https://git.kernel.org/stable/c/31028d7b970962fbeda1e9131405c76551094300>
- <https://git.kernel.org/stable/c/6316d17324bd4ca400c26adb7b656c6e3447c209>
- <https://git.kernel.org/stable/c/16c83c047ecfaf226ad81d45d77fa11a3184d0e4>
- <https://git.kernel.org/stable/c/2a3c3de660f96865f303fd25f1285f2ffbfd521d>

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-2026-98857>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98857/>. Everything for agents: <https://agentprime.io/llms.txt>.