CVE-2026-6840: Missing bounds validation for operator could allow out of range operator-code lookup during model loading Aff

Q: How do I fix CVE-2026-6840?

one: upgrade to 1.30.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-6840 being exploited?

CVE-2026-6840 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-6840 affect?

CVE-2026-6840 affects one. Severity is medium (CVSS 5.5). Missing bounds validation for operator could allow out of range operator-code lookup during model loading Affected version is prior to commit 1.30.0.

Q: How urgent is CVE-2026-6840?

Priority 20/100. No elevated risk signals yet.

Routine

MEDIUM 5.5UPGRADE

CVE-2026-6840 is a medium-severity flaw (CVSS 5.5) affecting one. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Missing bounds validation for operator could allow out of range operator-code lookup during model loading Affected version is prior to commit 1.30.0.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.1% (top 99%)
CISA exploited list	No
Weakness	CWE-129
Published	2026-04-22
Last modified	2026-10-26

Publisher (CNA): Samsung TV & Appliance · Vendor: samsung

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-22 07:16 UTCPublished CVE record published
2026-10-26 21:10 UTCUpdated Record last modified

samsung one UPGRADE

Affected: < 1.30.0

Fixed in: 1.30.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy one || rpm -q one || one --version

2. UPGRADE to 1.30.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade one

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade one

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-6840?

one: upgrade to 1.30.0. Exact commands for each OS are on this page.

Is CVE-2026-6840 being exploited?

CVE-2026-6840 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-6840 affect?

CVE-2026-6840 affects one. Severity is medium (CVSS 5.5). Missing bounds validation for operator could allow out of range operator-code lookup during model loading Affected version is prior to commit 1.30.0.

How urgent is CVE-2026-6840?

Priority 20/100. No elevated risk signals yet.

Software pages

Samsung vulnerabilities

Related CVEs

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CVE-2026-41667 MEDIUM 6.6 UPGRADE Integer overflow in constant tensor data size calculation in Samsung Open Source ONE could cause incorrect buf
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References

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