# tty: abort break signalling on hangup

CVE record · `CVE-2026-98751`

- **Identifiers:** `CVE-2026-98751`
- **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, 15:47 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: `f34d7a5b7010b82fe97da95496b9971435530062 to before 70fa2bec352d9f949b882af3c380b916e4a29a43` (git)
  - affected: `f34d7a5b7010b82fe97da95496b9971435530062 to before 8224d25534580d07925607bbd617daf9c8de26c3` (git)
  - affected: `f34d7a5b7010b82fe97da95496b9971435530062 to before 8a0f0f9ef41cb80de4d5da4ae146df3075463f6b` (git)
  - affected: `f34d7a5b7010b82fe97da95496b9971435530062 to before 6c9c9367351a461d62e5c0a39bffdcfbb40f068b` (git)
  - affected: `f34d7a5b7010b82fe97da95496b9971435530062 to before 3bc82999fb85cecc7eb6ec1755ee7d698aa1e783` (git)
  - affected: `f34d7a5b7010b82fe97da95496b9971435530062 to before 94af6cd832e9b4ce39a8fb59144a8f09ab56fd35` (git)
  - affected: `f34d7a5b7010b82fe97da95496b9971435530062 to before c8ccd3b2013daaf77b98f8a6724fcf4d2c5c52d6` (git)
  - affected: `f34d7a5b7010b82fe97da95496b9971435530062 to before 845a2737e0f5ffe5ca8d38de556012b0c9472cdd` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `2.6.26`
  - unaffected: `before 2.6.26` (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:** 0.0018, the 7th percentile, on 6 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-2026-98751](https://www.cve.org/CVERecord?id=CVE-2026-98751)
- [NVD: CVE-2026-98751](https://nvd.nist.gov/vuln/detail/CVE-2026-98751)

### References from the CNA

- <https://git.kernel.org/stable/c/70fa2bec352d9f949b882af3c380b916e4a29a43>
- <https://git.kernel.org/stable/c/8224d25534580d07925607bbd617daf9c8de26c3>
- <https://git.kernel.org/stable/c/8a0f0f9ef41cb80de4d5da4ae146df3075463f6b>
- <https://git.kernel.org/stable/c/6c9c9367351a461d62e5c0a39bffdcfbb40f068b>
- <https://git.kernel.org/stable/c/3bc82999fb85cecc7eb6ec1755ee7d698aa1e783>
- <https://git.kernel.org/stable/c/94af6cd832e9b4ce39a8fb59144a8f09ab56fd35>
- <https://git.kernel.org/stable/c/c8ccd3b2013daaf77b98f8a6724fcf4d2c5c52d6>
- <https://git.kernel.org/stable/c/845a2737e0f5ffe5ca8d38de556012b0c9472cdd>

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-2026-98751>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98751/>. Everything for agents: <https://agentprime.io/llms.txt>.