DEBIAN-CVE-2023-40551

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Source
https://security-tracker.debian.org/tracker/CVE-2023-40551
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-40551.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2023-40551
Upstream
Published
2024-01-29T17:15:08Z
Modified
2025-09-25T23:29:47.335672Z
Severity
  • 5.1 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:H CVSS Calculator
Summary
[none]
Details

A flaw was found in the MZ binary format in Shim. An out-of-bounds read may occur, leading to a crash or possible exposure of sensitive data during the system's boot phase.

References

Affected packages

Debian:11 / shim

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
15.8-1~deb11u1

Affected versions

15.*

15.4-7
15.6-1~deb10u1
15.6-1~deb11u1
15.6-1
15.7-1~deb10u1
15.7-1~deb11u1
15.7-1
15.8-1~deb10u1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / shim

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
15.8-1~deb12u1

Affected versions

15.*

15.7-1
15.8-1~deb10u1
15.8-1~deb11u1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / shim

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
15.8-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14 / shim

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
15.8-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}