# scsi: target: iscsi: Reserve a terminator byte for the login payload

CVE record · `CVE-2026-90011`

- **Identifiers:** `CVE-2026-90011`
- **State:** Confirmed
- **Severity:** CVSS 9.1 Critical
- **Critical:** Yes: CVSS 9+
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 16 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 16 Sept 2026, 10:33 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.

## Critical

Critical, because:

- CVSS score 9.1: 9.0 or more.

How we decide what’s critical: <https://agentprime.io/advisories/critical.md>

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `e48354ce078c079996f89d715dfa44814b4eba01 to before 5fac79f248c37774d1dd761406f83d25ca6ff8e4` (git)
  - affected: `e48354ce078c079996f89d715dfa44814b4eba01 to before 6ddddcad436d8e6e619204d3c848147ff2f5bf1e` (git)
  - affected: `e48354ce078c079996f89d715dfa44814b4eba01 to before b19dc17ed963ac36c0db4b52a1803fb11169f91f` (git)
  - affected: `e48354ce078c079996f89d715dfa44814b4eba01 to before 6b589ef9d5f6cdc70d2b4f269ca6cf26b5ebb076` (git)
  - affected: `e48354ce078c079996f89d715dfa44814b4eba01 to before eb9dadf4d552ebe10644871c5189286552aa48f5` (git)
  - affected: `e48354ce078c079996f89d715dfa44814b4eba01 to before 1624bff4c5118ad494d50ad94d44f22064667a7f` (git)
  - affected: `e48354ce078c079996f89d715dfa44814b4eba01 to before 3ddf3ea291a0ef2ea93b82e158960ac2cc42302b` (git)
  - affected: `e48354ce078c079996f89d715dfa44814b4eba01 to before f4825922d2fb371e2b969697d792077f1b62b62c` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `3.1`
  - unaffected: `before 3.1` (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: `6.18.51 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.5 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0084, the 58th percentile, on 13 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 16 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-90011](https://www.cve.org/CVERecord?id=CVE-2026-90011)
- [NVD: CVE-2026-90011](https://nvd.nist.gov/vuln/detail/CVE-2026-90011)

### References from the CNA

- <https://git.kernel.org/stable/c/5fac79f248c37774d1dd761406f83d25ca6ff8e4>
- <https://git.kernel.org/stable/c/6ddddcad436d8e6e619204d3c848147ff2f5bf1e>
- <https://git.kernel.org/stable/c/b19dc17ed963ac36c0db4b52a1803fb11169f91f>
- <https://git.kernel.org/stable/c/6b589ef9d5f6cdc70d2b4f269ca6cf26b5ebb076>
- <https://git.kernel.org/stable/c/eb9dadf4d552ebe10644871c5189286552aa48f5>
- <https://git.kernel.org/stable/c/1624bff4c5118ad494d50ad94d44f22064667a7f>
- <https://git.kernel.org/stable/c/3ddf3ea291a0ef2ea93b82e158960ac2cc42302b>
- <https://git.kernel.org/stable/c/f4825922d2fb371e2b969697d792077f1b62b62c>

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-2026-90011>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-90011/>. Everything for agents: <https://agentprime.io/llms.txt>.