DEBIAN-CVE-2025-12875

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Source
https://security-tracker.debian.org/tracker/CVE-2025-12875
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2025-12875.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2025-12875
Upstream
Withdrawn
2025-11-12T22:27:32.733893Z
Published
2025-11-07T21:15:40Z
Modified
2025-11-12T22:27:32.733893Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L CVSS Calculator
Summary
[none]
Details

A weakness has been identified in mruby 3.4.0. This vulnerability affects the function aryfillexec of the file mrbgems/mruby-array-ext/src/array.c. Executing manipulation of the argument start/length can lead to out-of-bounds write. The attack needs to be launched locally. The exploit has been made available to the public and could be exploited. This patch is called 93619f06dd378db6766666b30c08978311c7ec94. It is best practice to apply a patch to resolve this issue.

References

Affected packages

Debian:11 / mruby

Package

Name
mruby
Purl
pkg:deb/debian/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.1.2-3
3.*
3.0.0-1
3.0.0-2
3.0.0-3
3.0.0-4
3.1.0-1
3.1.0-2
3.1.0-3
3.2.0-1
3.2.0-2
3.3.0~rc2-1
3.3.0-1
3.4.0-1~exp1
3.4.0-1~exp2
3.4.0-1
3.4.0-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2025-12875.json"

Debian:12 / mruby

Package

Name
mruby
Purl
pkg:deb/debian/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*
3.1.0-3
3.2.0-1
3.2.0-2
3.3.0~rc2-1
3.3.0-1
3.4.0-1~exp1
3.4.0-1~exp2
3.4.0-1
3.4.0-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2025-12875.json"

Debian:13 / mruby

Package

Name
mruby
Purl
pkg:deb/debian/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*
3.3.0-1
3.4.0-1~exp1
3.4.0-1~exp2
3.4.0-1
3.4.0-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2025-12875.json"

Debian:14 / mruby

Package

Name
mruby
Purl
pkg:deb/debian/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*
3.3.0-1
3.4.0-1~exp1
3.4.0-1~exp2
3.4.0-1
3.4.0-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2025-12875.json"