Bug 2378935 (CVE-2025-7207) - CVE-2025-7207 mruby: mruby Heap Buffer Overflow
Summary: CVE-2025-7207 mruby: mruby Heap Buffer Overflow
Keywords:
Status: NEW
Alias: CVE-2025-7207
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-07-09 01:01 UTC by OSIDB Bzimport
Modified: 2025-07-09 19:31 UTC (History)
2 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2025-07-09 01:01:10 UTC 
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.
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