DEBIAN-CVE-2020-27800

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Source
https://security-tracker.debian.org/tracker/CVE-2020-27800
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2020-27800.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2020-27800
Upstream
Published
2022-08-25T20:15:08Z
Modified
2025-09-25T23:22:51.361122Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

A heap-based buffer over-read was discovered in the get_le32 function in bele.h in UPX 4.0.0 via a crafted Mach-O file.

References

Affected packages

Debian:11 / upx-ucl

Package

Name
upx-ucl
Purl
pkg:deb/debian/upx-ucl?arch=source

Affected ranges

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

Affected versions

3.*

3.96-2
3.96-2+deb11u1
3.96-3

4.*

4.2.2-1
4.2.2-2
4.2.2-3~bpo12+1
4.2.2-3
4.2.4-1
4.2.4-1.1

Ecosystem specific 

{
    "urgency": "unimportant"
}

Debian:13 / upx-ucl

Package

Name
upx-ucl
Purl
pkg:deb/debian/upx-ucl?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.2.2-1

Ecosystem specific 

{
    "urgency": "unimportant"
}

Debian:14 / upx-ucl

Package

Name
upx-ucl
Purl
pkg:deb/debian/upx-ucl?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.2.2-1

Ecosystem specific 

{
    "urgency": "unimportant"
}