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Vulnerabilities

Vulnerability · CVE-2026-40449

Integer overflow in buffer size calculation could result in out of bounds memory access when handling large tensors in Samsung Open Source ONE.

Published Apr 22, 2026 · catalog updated Jun 17, 2026 · Integer overflow in buffer

Check if you run it

No confirmed exploitation is on record for CVE-2026-40449. EPSS is 0.14%. Act only if a listed version of Integer overflow in buffer is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Integer overflow in buffer).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.6
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.14%
Remediation
Not established
Affected products
cpe samsung/one

Integer overflow in buffer size calculation could result in out of bounds memory access when handling large tensors in Samsung Open Source ONE. Affected version is prior to commit 1.30.0.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe samsung/oneversion unspecified

How to fix CVE-2026-40449

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-40449. EPSS is 0.14%. Act only if a listed version of Integer overflow in buffer is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-190: Integer Overflow. EPSS 0.14%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 22, 2026 · NIST NVD

    Detected

    Integer overflow in buffer size calculation could result in out of bounds memory access when handling large tensors in Samsung Open Source ONE. Affected version is prior to commit 1.30.0.

  2. Jun 17, 2026 · NIST NVD

    Updated

    Integer overflow in buffer size calculation could result in out of bounds memory access when handling large tensors in Samsung Open Source ONE. Affected version is prior to commit 1.30.0.

Sources

  • CVE.orgVulnerability recordCVE-2026-40449

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-40449

    30-day exploitation probability 0.1%

    first.org
  • NIST NVDVulnerability recordCVE-2026-40449

    Integer overflow in buffer size calculation could result in out of bounds memory access when handling large tensors in Samsung Open Source ONE. Affected version is prior to commit 1.30.0.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.