DEBIAN-CVE-2023-40549

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Source
https://security-tracker.debian.org/tracker/CVE-2023-40549
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-40549.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2023-40549
Upstream
Published
2024-01-29T17:15:08Z
Modified
2025-09-30T05:16:09.284353Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

An out-of-bounds read flaw was found in Shim due to the lack of proper boundary verification during the load of a PE binary. This flaw allows an attacker to load a crafted PE binary, triggering the issue and crashing Shim, resulting in a denial of service.

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"
}