CVE catalog

CVE-2025-29366

mupen64plus-core: CVE-2025-29366

Severity: High · CVSS 8.5CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Published: Aug 22, 2025, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.61% · Oct 25, 2026

In mupen64plus v2.6.0 there is an array overflow vulnerability in the write_rdram_regs and write_rdram_regs functions, which enables executing arbitrary commands on the host machine.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	mupen64plus-core	sid	`2.6.0-4`	vulnerable
Debian	mupen64plus-core	forky	`2.6.0-4`	vulnerable
Debian	mupen64plus-core	trixie	`2.6.0-2`	vulnerable
Debian	mupen64plus-core	bookworm	`2.5.9+341+gf82b37bf-1`	vulnerable

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	mupen64plus-core	source	sid	`(unfixed)`	unimportant	Not reported	Not reported
Debian	mupen64plus-core	source	forky	`(unfixed)`	unimportant	Not reported	Not reported
Debian	mupen64plus-core	source	trixie	`(unfixed)`	unimportant	Not reported	Not reported
Debian	mupen64plus-core	source	bookworm	`(unfixed)`	unimportant	Not reported	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libmupen64plus2]Affected
Source package: [mupen64plus-core]
Details (1)
- 2.5.9+341+gf82b37bf-1 · amd64 · bookworm
  Affected
  dsa · mupen64plus-core · debian · bookworm; dsa · mupen64plus-core · debian · 12
[libmupen64plus-dev]Affected
Source package: [mupen64plus-core]
Details (2)
- 2.5.9+341+gf82b37bf-1 · all · bookworm
  Affected
  dsa · mupen64plus-core · debian · bookworm; dsa · mupen64plus-core · debian · 12
- 2.5.9+341+gf82b37bf-1 · all · bookworm
  Affected
  dsa · mupen64plus-core · debian · bookworm; dsa · mupen64plus-core · debian · 12
[mupen64plus-data]Affected
Source package: [mupen64plus-core]
Details (2)
- 2.5.9+341+gf82b37bf-1 · all · bookworm
  Affected
  dsa · mupen64plus-core · debian · bookworm; dsa · mupen64plus-core · debian · 12
- 2.5.9+341+gf82b37bf-1 · all · bookworm
  Affected
  dsa · mupen64plus-core · debian · bookworm; dsa · mupen64plus-core · debian · 12

[Debian 13 (Trixie)]

[libmupen64plus2]Affected
Source package: [mupen64plus-core]
Details (1)
- 2.6.0-2 · amd64 · trixie
  Affected
  dsa · mupen64plus-core · debian · 13
[libmupen64plus-dev]Affected
Source package: [mupen64plus-core]
Details (2)
- 2.6.0-2 · all · trixie
  Affected
  dsa · mupen64plus-core · debian · 13
- 2.6.0-2 · all · trixie
  Affected
  dsa · mupen64plus-core · debian · 13
[mupen64plus-data]Affected
Source package: [mupen64plus-core]
Details (2)
- 2.6.0-2 · all · trixie
  Affected
  dsa · mupen64plus-core · debian · 13
- 2.6.0-2 · all · trixie
  Affected
  dsa · mupen64plus-core · debian · 13

Observed: Oct 24, 2026, 7:30:46 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]