CVE-2026-40449 | Samsung Open Source ONE up to 1.29.x integer overflow

VDB-358771 · CVE-2026-40449 · GCVE-0-2026-40449 SAMSUNG OPEN SOURCE ONE UP TO 1.29.X INTEGER OVERFLOW HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 5.8 $0-$5k 0.26+ Summaryinfo A vulnerability was found in Samsung Open Source ONE up to 1.29.x. It has been rated as problematic. The affected element is an unknown function. This manipulation causes integer overflow. This vulnerability is handled as CVE-2026-40449. It is possible to launch the attack on the local host. There is not any exploit available. To fix this issue, it is recommended to deploy a patch. Detailsinfo A vulnerability has been found in Samsung Open Source ONE up to 1.29.x and classified as problematic. Affected by this vulnerability is an unknown function. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is: 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. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-40449 since 04/13/2026. The exploitation appears to be easy. Attacking locally is a requirement. The technical details are unknown and an exploit is not publicly available. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. Productinfo Vendor Samsung Open Source Name ONE Version 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 1.10 1.11 1.12 1.13 1.14 1.15 1.16 1.17 1.18 1.19 1.20 1.21 1.22 1.23 1.24 1.25 1.26 1.27 1.28 1.29 License commercial CPE 2.3info 🔒 🔒 🔒 CPE 2.2info 🔒 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 5.9 VulDB Meta Temp Score: 5.8 VulDB Base Score: 5.3 VulDB Temp Score: 5.1 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 6.6 CNA Vector (samsung.tv_appliance): 🔒 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Integer overflow CWE: CWE-190 / CWE-189 CAPEC: 🔒 ATT&CK: 🔒 Physical: Partially Local: Yes Remote: Partially Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: Patch Status: 🔍 0-Day Time: 🔒 Patch: github.com Timelineinfo 04/13/2026 CVE reserved 04/22/2026 +9 days Advisory disclosed 04/22/2026 +0 days VulDB entry created 04/22/2026 +0 days VulDB entry last update Sourcesinfo Advisory: github.com Status: Confirmed CVE: CVE-2026-40449 (🔒) GCVE (CVE): GCVE-0-2026-40449 GCVE (VulDB): GCVE-100-358771 Entryinfo Created: 04/22/2026 09:39 Changes: 04/22/2026 09:39 (62) Complete: 🔍 Cache ID: 99:82C:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸