CVE-2026-64196— Out Of Bounds Write when parsing a .DSB file in DASYLab due to improper validation of user-supplied data, resulting in a write past the end of an allocated heap
Quick assessment
Affected
measX DASYLab
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
DASYLab 中存在一个越界写漏洞，原因是未对用户提供的数据进行适当验证，导致写入操作超出了已分配堆内存的末尾。成功利用该漏洞需要攻击者诱使用户打开一个特制的 .DSB 文件。此问题影响 2026.0.0 之前的所有版本。
Possible ATT&CK Techniques 1 AI
T1079
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I. Basic Information for CVE-2026-64196
Vulnerability Information
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Vulnerability Title
Out Of Bounds Write when parsing a .DSB file in DASYLab due to improper validation of user-supplied data, resulting in a write past the end of an allocated heap
Source: CVE Program / CVE List V5
Vulnerability Description
There is an out-of-bounds write vulnerability in DASYLab due to improper validation of user-supplied data, resulting in a write past the end of an allocated heap. Successful exploitation requires an attacker to get a user to open a specially crafted .DSB file. This issue affects all versions before 2026.0.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-64196
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-64196 (1)
Same Patch Batch · measX · 2026-09-03 · 6 CVEs total
| CVE-2026-64197 | 7.8 HIGH | Out Of Bounds Write when parsing a .DSB file in DASYLab due to improper validation of user |
| CVE-2026-64195 | 7.8 HIGH | Out Of Bounds Write parsing a .DSB file in DASYLab due to lack of proper validation of use |
| CVE-2026-64199 | 7.8 HIGH | Out Of Bounds Read outside the bounds of an allocated data structure when parsing a .DSB f |
| CVE-2026-64198 | 7.8 HIGH | Out Of Bounds Read in file handling when parsing a .DSB file in DASYLab |
| CVE-2026-64200 | 7.8 HIGH | Out Of Bounds Read in during string conversionwhen parsing a .DSB file in DASYLab |
IV. Related Vulnerabilities
Same product: DASYLab
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CVE-2026-64200
Out Of Bounds Read in during string conversionwhen parsing a -
CVE-2026-64199
Out Of Bounds Read outside the bounds of an allocated data s -
CVE-2026-64198
Out Of Bounds Read in file handling when parsing a .DSB file -
CVE-2026-64197
Out Of Bounds Write when parsing a .DSB file in DASYLab due -
CVE-2026-64195
Out Of Bounds Write parsing a .DSB file in DASYLab due to la
Same vendor: measX
-
CVE-2026-64200
Out Of Bounds Read in during string conversionwhen parsing a -
CVE-2026-64199
Out Of Bounds Read outside the bounds of an allocated data s -
CVE-2026-64198
Out Of Bounds Read in file handling when parsing a .DSB file -
CVE-2026-64197
Out Of Bounds Write when parsing a .DSB file in DASYLab due -
CVE-2026-64195
Out Of Bounds Write parsing a .DSB file in DASYLab due to la
Same weakness: CWE-787
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CVE-2026-85452
MOOS ui-moos through 50b9c6c uMS Buffer Overflow via Long MO -
CVE-2026-85440
MOOS core-moos through 10.4.0 MOOSDB Pre-Authentication Heap -
CVE-2026-85437
MOOS-IvP through 24.8.1 Buffer Overflow in IvP Function Stri -
CVE-2026-64197
Out Of Bounds Write when parsing a .DSB file in DASYLab due -
CVE-2026-64195
Out Of Bounds Write parsing a .DSB file in DASYLab due to la
V. Comments for CVE-2026-64196
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