CVE-2026-40449 json
Integer overflow in buffer size calculation could result in out of bounds memory access when handling large tensors in Samsung Open Source…
published 6mo ago modified 14d ago also EUVD-2026-24616
- cvss
- 6.6
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.1%
- EPSS 0.1% chance of exploitation in 30 days, percentile 3%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
Is CVE-2026-40449 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 6mo ago
Exploit prediction
0.14% chance of exploitation in the next 30 days, higher than 3% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.6 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H |
Affected products
- Samsung Open Source ONE
Classification
- Weakness
-
- CWE-190 Integer Overflow or Wraparound
References
-
github.com
/Samsung/ONE/pull/16481
issue-tracking, patch
Sources
- CVE List CVE-2026-40449
- NVD CVE-2026-40449
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