CVE-2021-47367

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Source
https://nvd.nist.gov/vuln/detail/CVE-2021-47367
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-47367.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-47367
Related
Published
2024-05-21T15:15:22Z
Modified
2024-09-18T01:00:20Z
Summary
[none]
Details

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

virtio-net: fix pages leaking when building skb in big mode

We try to use build_skb() if we had sufficient tailroom. But we forget to release the unused pages chained via private in big mode which will leak pages. Fixing this by release the pages after building the skb in big mode.

References

Affected packages

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
5.14.9-1

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
5.14.9-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}