CVE-2021-47645

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Source
https://nvd.nist.gov/vuln/detail/CVE-2021-47645
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-47645.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-47645
Related
Published
2025-02-26T06:37:06Z
Modified
2025-03-18T20:47:48.931885Z
Downstream
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

In the Linux kernel, the following vulnerability has been resolved:

media: staging: media: zoran: calculate the right buffer number for zoranreapstat_com

On the case tmp_dcim=1, the index of buffer is miscalculated. This generate a NULL pointer dereference later.

So let's fix the calcul and add a check to prevent this to reappear.

References

Affected packages

Debian:11 / 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
5.10.113-1

Affected versions

5.*

5.10.46-4
5.10.46-5
5.10.70-1~bpo10+1
5.10.70-1
5.10.84-1
5.10.92-1~bpo10+1
5.10.92-1
5.10.92-2
5.10.103-1~bpo10+1
5.10.103-1
5.10.106-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

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
5.17.3-1

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
5.17.3-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}