CVE-2021-46283

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Source

https://nvd.nist.gov/vuln/detail/CVE-2021-46283

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-46283.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2021-46283

Related

Published

2022-01-11T22:15:07Z

Modified

2024-09-18T03:17:05.698544Z

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

nftablesnewset in net/netfilter/nftablesapi.c in the Linux kernel before 5.12.13 allows local users to cause a denial of service (NULL pointer dereference and general protection fault) because of the missing initialization for nftsetelemexpralloc. A local user can set a netfilter table expression in their own namespace.

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

5.10.70-1

Affected versions

5.*

5.10.46-4

5.10.46-5

5.10.70-1~bpo10+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

5.14.6-1

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

5.14.6-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}