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CVE-2021-22600 - Linux Kernel

AI Vulnerability Context

A double free bug in packet_set_ring() in net/packet/af_packet.c can be exploited by a local user through crafted syscalls to escalate privileges or deny service. We recommend upgrading kernel past the effected versions or rebuilding past ec6af094ea28f0f2dda1a6a33b14cd57e36a9755

Overview

A source-backed snapshot of this vulnerability.

CISA KEVyesWhether CISA lists this as exploited.
Techniques0AI attack methods connected to this vulnerability.
Case studies0Examples where this vulnerability is mentioned.

Vulnerability status

How serious this vulnerability is and whether it is known to be exploited.

CISA KEVMEDIUM
CVE ID
CVE-2021-22600
Vendor/project
Linux
Product
Kernel
Vulnerability name
Linux Kernel Privilege Escalation Vulnerability
Date added
2022-04-11
Due date
2022-05-02
Known ransomware campaign use
Unknown
CVSS v3
6.6
CWE-415

Exploit context

What the vulnerability is about.

No description available. The source record only contains identifiers and metadata.

Related AI techniques

AI attack methods connected to this vulnerability.

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No related AI attack methods. No AI attack method is connected to this vulnerability in the current data.

Related case studies

Examples where this vulnerability is mentioned.

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No related case studies. No case study currently mentions this vulnerability.

Source evidence

Original public records and references for this page.

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Original source

Original source links

Open the public records and source datasets used for this page.

NVD CVE pagehttps://nvd.nist.gov/vuln/detail/CVE-2021-22600CVE API docshttps://nvd.nist.gov/developers/vulnerabilitiesData feedshttps://nvd.nist.gov/vuln/data-feedsCataloghttps://www.cisa.gov/known-exploited-vulnerabilities-catalogData repositoryhttps://github.com/cisagov/kev-dataaf854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=ec6af094ea28f0f2dda1a6a33b14cd57e36a9755af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2022/03/msg00012.htmlaf854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20230110-0002/af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2022/dsa-5096134c704f-9b21-4f2e-91b3-4a467353bcc0https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22600