# mm: memcg: stop reclaim when a limit update is superseded

CVE record · `CVE-2026-89752`

- **Identifiers:** `CVE-2026-89752`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 11 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:46 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: `b6e6edcfa40561e9c8abe5eecf1c96f8e5fd9c6f to before ebf762a393630d1582645be3f0fc22a674eb9122` (git)
  - affected: `b6e6edcfa40561e9c8abe5eecf1c96f8e5fd9c6f to before 4ea0617b9e46d26c0a3e5af00308ea1931cc545d` (git)
  - affected: `b6e6edcfa40561e9c8abe5eecf1c96f8e5fd9c6f to before 5c6f87d33733d96fba66ea4e78cd8b24b4d60a49` (git)
  - affected: `b6e6edcfa40561e9c8abe5eecf1c96f8e5fd9c6f to before 8bf21ad3657305e28deafd9ef16a121407496bc3` (git)
  - affected: `b6e6edcfa40561e9c8abe5eecf1c96f8e5fd9c6f to before 39ec1e4183a718f448b2e9de681dcbdda18fce42` (git)
  - affected: `b6e6edcfa40561e9c8abe5eecf1c96f8e5fd9c6f to before 95d87030cae7764805aa7c621c52871139297cb0` (git)
  - affected: `b6e6edcfa40561e9c8abe5eecf1c96f8e5fd9c6f to before aab391074de96ed601eeca32daef9a8507d436d9` (git)
  - affected: `b6e6edcfa40561e9c8abe5eecf1c96f8e5fd9c6f to before 9477820c63cbf4d97114238f3d1ff10dfd6bee3f` (git)
  - affected: `0ccab5b139971a2a3f48df24d1ee8be2dbf84042` (git)
  - affected: `97729c37439040ec07807f0dbb71ea60ccbafd27` (git)
  - affected: `4.4.7 to before 4.5` (semver)
  - affected: `4.5.1 to before 4.6` (semver)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.6`
  - unaffected: `before 4.6` (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: `6.12.109 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.50 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0018, the 7th 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-2026-89752](https://www.cve.org/CVERecord?id=CVE-2026-89752)
- [NVD: CVE-2026-89752](https://nvd.nist.gov/vuln/detail/CVE-2026-89752)

### References from the CNA

- <https://git.kernel.org/stable/c/ebf762a393630d1582645be3f0fc22a674eb9122>
- <https://git.kernel.org/stable/c/4ea0617b9e46d26c0a3e5af00308ea1931cc545d>
- <https://git.kernel.org/stable/c/5c6f87d33733d96fba66ea4e78cd8b24b4d60a49>
- <https://git.kernel.org/stable/c/8bf21ad3657305e28deafd9ef16a121407496bc3>
- <https://git.kernel.org/stable/c/39ec1e4183a718f448b2e9de681dcbdda18fce42>
- <https://git.kernel.org/stable/c/95d87030cae7764805aa7c621c52871139297cb0>
- <https://git.kernel.org/stable/c/aab391074de96ed601eeca32daef9a8507d436d9>
- <https://git.kernel.org/stable/c/9477820c63cbf4d97114238f3d1ff10dfd6bee3f>

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-2026-89752>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-89752/>. Everything for agents: <https://agentprime.io/llms.txt>.