DEBIAN-CVE-2023-38431

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Source
https://security-tracker.debian.org/tracker/CVE-2023-38431
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-38431.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2023-38431
Upstream
Published
2023-07-18T00:15:09Z
Modified
2025-09-25T03:34:30.787732Z
Summary
[none]
Details

An issue was discovered in the Linux kernel before 6.3.8. fs/smb/server/connection.c in ksmbd does not validate the relationship between the NetBIOS header's length field and the SMB header sizes, via pdusize in ksmbdconnhandlerloop, leading to an out-of-bounds read.

References

Affected packages

Debian:12 / linux

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.1.37-1

Affected versions

6.*

6.1.27-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / linux

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.3.11-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14 / linux

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.3.11-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}