ALPINE-CVE-2021-40839

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Source
https://security.alpinelinux.org/vuln/CVE-2021-40839
Import Source
https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-40839.json
JSON Data
https://api.osv.dev/v1/vulns/ALPINE-CVE-2021-40839
Upstream
Published
2021-09-10T02:15:07Z
Modified
2026-11-03T06:32:41Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

The rencode package through 1.0.6 for Python allows an infinite loop in typecode decoding (such as via ;\x2f\x7f), enabling a remote attack that consumes CPU and memory.

References

Affected packages

Alpine:v3.17
py3-rencode

Package

Name
py3-rencode
Purl
pkg:apk/alpine/py3-rencode?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.0.6-r7

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-40839.json"
Alpine:v3.18
py3-rencode

Package

Name
py3-rencode
Purl
pkg:apk/alpine/py3-rencode?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.0.6-r7

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-40839.json"
Alpine:v3.19
py3-rencode

Package

Name
py3-rencode
Purl
pkg:apk/alpine/py3-rencode?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.0.6-r7

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-40839.json"
Alpine:v3.20
py3-rencode

Package

Name
py3-rencode
Purl
pkg:apk/alpine/py3-rencode?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.0.6-r7

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-40839.json"
Alpine:v3.21
py3-rencode

Package

Name
py3-rencode
Purl
pkg:apk/alpine/py3-rencode?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.0.6-r7

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-40839.json"
Alpine:v3.22
py3-rencode

Package

Name
py3-rencode
Purl
pkg:apk/alpine/py3-rencode?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.0.6-r7

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-40839.json"
Alpine:v3.23
py3-rencode

Package

Name
py3-rencode
Purl
pkg:apk/alpine/py3-rencode?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.0.6-r7

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-40839.json"
Alpine:v3.24
py3-rencode

Package

Name
py3-rencode
Purl
pkg:apk/alpine/py3-rencode?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.0.6-r7

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-40839.json"