• Tenable
  • CVEs
  • Settings
    Links
    Tenable Cloud Tenable Community & Support Tenable University
    Severity
    Theme
  • Tenable
  • Plugins
  • Overview
  • Plugins Pipeline
  • Newest
  • Updated
  • Search
  • Nessus Families
  • WAS Families
  • NNM Families
  • LCE Families
  • Tenable OT Security Families
  • About Plugin Families
  • Release Notes
  • Audits
  • Overview
  • Newest
  • Updated
  • Search Audit Files
  • Search Items
  • References
  • Authorities
  • Documentation
  • Download All Audit Files
  • Indicators
  • Overview
  • Search
  • Indicators of Attack
  • Indicators of Exposure
  • CVEs
  • Overview
  • Newest
  • Updated
  • Search
  • Attack Path Techniques
  • Overview
  • Search
    • Links
    • Tenable Cloud
    • Tenable Community & Support
    • Tenable University
    • Settings
    • Severity
    • Theme
Detections
  • Plugins
  • Overview
  • Plugins Pipeline
  • Release Notes
  • Newest
  • Updated
  • Search
  • Nessus Families
  • WAS Families
  • NNM Families
  • LCE Families
  • Tenable OT Security Families
  • About Plugin Families
  • Audits
  • Overview
  • Newest
  • Updated
  • Search Audit Files
  • Search Items
  • References
  • Authorities
  • Documentation
  • Download All Audit Files
  • Indicators
  • Overview
  • Search
  • Indicators of Attack
  • Indicators of Exposure
Analytics
  • CVEs
  • Overview
  • Newest
  • Updated
  • Search
  • Attack Path Techniques
  • Overview
  • Search
  1. CVEs
  2. CVE-2021-38208
  1. CVEs

CVE-2021-38208

medium
  • Information
  • CPEs
  • Plugins

Description

net/nfc/llcp_sock.c in the Linux kernel before 5.12.10 allows local unprivileged users to cause a denial of service (NULL pointer dereference and BUG) by making a getsockname call after a certain type of failure of a bind call.

References

  • Advisories
  • More

https://bugzilla.redhat.com/show_bug.cgi?id=1992810

http://www.openwall.com/lists/oss-security/2021/08/24/2

http://www.openwall.com/lists/oss-security/2021/08/17/2

http://www.openwall.com/lists/oss-security/2021/08/17/1

https://github.com/torvalds/linux/commit/4ac06a1e013cf5fdd963317ffd3b968560f33bba

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.10

Details

Source: Mitre, NVD

Published: 2021-08-08

Updated: 2021-09-21

Risk Information

CVSS v2

Base Score: 2.1

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:P

Severity: Low

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium

EPSS

EPSS: 0.00012

  • Tenable.com
  • Community & Support
  • Documentation
  • Education
  • © 2025 Tenable®, Inc. All Rights Reserved
  • Privacy Policy
  • Legal
  • 508 Compliance