CVE-2025-7207

A vulnerability, which was classified as problematic, was found in mruby up to 3.4.0-rc2. Affected is the function scope_new of the file mrbgems/mruby-compiler/core/codegen.c of the component nregs Handler. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The name of the patch is 1fdd96104180cc0fb5d3cb086b05ab6458911bb9. It is recommended to apply a patch to fix this issue.

CVSS v3 3.3 LOW
CVSS v2.0 1.7 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

1.7^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:S/C:N/I:N/A:P

Exploitability : 3.1 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/mruby/mruby/commit/1fdd96104180cc0fb5d3cb086b05ab6458911bb9
https://github.com/mruby/mruby/issues/6509
https://github.com/mruby/mruby/issues/6509#event-17145516649
https://github.com/user-attachments/files/19619499/mruby_crash.txt
https://vuldb.com/?ctiid.315156
https://vuldb.com/?id.315156
https://vuldb.com/?submit.607683
https://github.com/mruby/mruby/issues/6509

Configurations

No configuration.

History

10 Jul 2025, 13:18

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-07-09 01:15

Updated : 2025-07-10 13:18

NVD link : CVE-2025-7207

Mitre link : CVE-2025-7207

CVE.ORG link : CVE-2025-7207

JSON object : View

Products Affected

No product.

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-122

Heap-based Buffer Overflow

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