CVE-2025-7207
mruby nregs codegen.c scope_new heap-based overflow
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 4.8EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Lifecycle
09 Jul 2025Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
n/a · mrubyReferences
https://github.com/mruby/mruby/commit/1fdd96104180cc0fb5d3cb086b05ab6458911bb9https://github.com/mruby/mruby/issues/6509https://github.com/mruby/mruby/issues/6509#event-17145516649https://github.com/user-attachments/files/19619499/mruby_crash.txthttps://vuldb.com/?ctiid.315156https://vuldb.com/?id.315156https://vuldb.com/?submit.607683