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Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2021-20286

A flaw was found in libnbd 1.7.3. An assertion failure in nbd_unlocked_opt_go in ilb/opt.c may lead to denial of service.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 58.9%
CVSS Severity
CVSS v3 Score 2.7
CVSS v2 Score 4.0
Products affected by CVE-2021-20286
  • Redhat » Libnbd » Version: N/A
    cpe:2.3:a:redhat:libnbd:-
  • Redhat » Libnbd » Version: 0.1
    cpe:2.3:a:redhat:libnbd:0.1
  • Redhat » Libnbd » Version: 0.1.1
    cpe:2.3:a:redhat:libnbd:0.1.1
  • Redhat » Libnbd » Version: 0.1.2
    cpe:2.3:a:redhat:libnbd:0.1.2
  • Redhat » Libnbd » Version: 0.1.3
    cpe:2.3:a:redhat:libnbd:0.1.3
  • Redhat » Libnbd » Version: 0.1.4
    cpe:2.3:a:redhat:libnbd:0.1.4
  • Redhat » Libnbd » Version: 0.1.5
    cpe:2.3:a:redhat:libnbd:0.1.5
  • Redhat » Libnbd » Version: 0.1.6
    cpe:2.3:a:redhat:libnbd:0.1.6
  • Redhat » Libnbd » Version: 0.1.7
    cpe:2.3:a:redhat:libnbd:0.1.7
  • Redhat » Libnbd » Version: 0.1.8
    cpe:2.3:a:redhat:libnbd:0.1.8
  • Redhat » Libnbd » Version: 0.1.9
    cpe:2.3:a:redhat:libnbd:0.1.9
  • Redhat » Libnbd » Version: 0.9.6
    cpe:2.3:a:redhat:libnbd:0.9.6
  • Redhat » Libnbd » Version: 0.9.7
    cpe:2.3:a:redhat:libnbd:0.9.7
  • Redhat » Libnbd » Version: 0.9.8
    cpe:2.3:a:redhat:libnbd:0.9.8
  • Redhat » Libnbd » Version: 0.9.9
    cpe:2.3:a:redhat:libnbd:0.9.9
  • Redhat » Libnbd » Version: 1.0.0
    cpe:2.3:a:redhat:libnbd:1.0.0
  • Redhat » Libnbd » Version: 1.0.1
    cpe:2.3:a:redhat:libnbd:1.0.1
  • Redhat » Libnbd » Version: 1.0.2
    cpe:2.3:a:redhat:libnbd:1.0.2
  • Redhat » Libnbd » Version: 1.0.3
    cpe:2.3:a:redhat:libnbd:1.0.3
  • Redhat » Libnbd » Version: 1.1.1
    cpe:2.3:a:redhat:libnbd:1.1.1
  • Redhat » Libnbd » Version: 1.1.2
    cpe:2.3:a:redhat:libnbd:1.1.2
  • Redhat » Libnbd » Version: 1.1.3
    cpe:2.3:a:redhat:libnbd:1.1.3
  • Redhat » Libnbd » Version: 1.1.4
    cpe:2.3:a:redhat:libnbd:1.1.4
  • Redhat » Libnbd » Version: 1.1.5
    cpe:2.3:a:redhat:libnbd:1.1.5
  • Redhat » Libnbd » Version: 1.1.6
    cpe:2.3:a:redhat:libnbd:1.1.6
  • Redhat » Libnbd » Version: 1.1.7
    cpe:2.3:a:redhat:libnbd:1.1.7
  • Redhat » Libnbd » Version: 1.1.8
    cpe:2.3:a:redhat:libnbd:1.1.8
  • Redhat » Libnbd » Version: 1.1.9
    cpe:2.3:a:redhat:libnbd:1.1.9
  • Redhat » Libnbd » Version: 1.2.0
    cpe:2.3:a:redhat:libnbd:1.2.0
  • Redhat » Libnbd » Version: 1.2.1
    cpe:2.3:a:redhat:libnbd:1.2.1
  • Redhat » Libnbd » Version: 1.2.2
    cpe:2.3:a:redhat:libnbd:1.2.2
  • Redhat » Libnbd » Version: 1.2.3
    cpe:2.3:a:redhat:libnbd:1.2.3
  • Redhat » Libnbd » Version: 1.2.4
    cpe:2.3:a:redhat:libnbd:1.2.4
  • Redhat » Libnbd » Version: 1.3.1
    cpe:2.3:a:redhat:libnbd:1.3.1
  • Redhat » Libnbd » Version: 1.3.10
    cpe:2.3:a:redhat:libnbd:1.3.10
  • Redhat » Libnbd » Version: 1.3.11
    cpe:2.3:a:redhat:libnbd:1.3.11
  • Redhat » Libnbd » Version: 1.3.12
    cpe:2.3:a:redhat:libnbd:1.3.12
  • Redhat » Libnbd » Version: 1.3.2
    cpe:2.3:a:redhat:libnbd:1.3.2
  • Redhat » Libnbd » Version: 1.3.3
    cpe:2.3:a:redhat:libnbd:1.3.3
  • Redhat » Libnbd » Version: 1.3.4
    cpe:2.3:a:redhat:libnbd:1.3.4
  • Redhat » Libnbd » Version: 1.3.5
    cpe:2.3:a:redhat:libnbd:1.3.5
  • Redhat » Libnbd » Version: 1.3.6
    cpe:2.3:a:redhat:libnbd:1.3.6
  • Redhat » Libnbd » Version: 1.3.7
    cpe:2.3:a:redhat:libnbd:1.3.7
  • Redhat » Libnbd » Version: 1.3.8
    cpe:2.3:a:redhat:libnbd:1.3.8
  • Redhat » Libnbd » Version: 1.3.9
    cpe:2.3:a:redhat:libnbd:1.3.9
  • Redhat » Libnbd » Version: 1.4.0
    cpe:2.3:a:redhat:libnbd:1.4.0
  • Redhat » Libnbd » Version: 1.4.1
    cpe:2.3:a:redhat:libnbd:1.4.1
  • Redhat » Libnbd » Version: 1.4.2
    cpe:2.3:a:redhat:libnbd:1.4.2
  • Redhat » Libnbd » Version: 1.5.1
    cpe:2.3:a:redhat:libnbd:1.5.1
  • Redhat » Libnbd » Version: 1.5.2
    cpe:2.3:a:redhat:libnbd:1.5.2
  • Redhat » Libnbd » Version: 1.5.3
    cpe:2.3:a:redhat:libnbd:1.5.3
  • Redhat » Libnbd » Version: 1.5.4
    cpe:2.3:a:redhat:libnbd:1.5.4
  • Redhat » Libnbd » Version: 1.5.5
    cpe:2.3:a:redhat:libnbd:1.5.5
  • Redhat » Libnbd » Version: 1.5.6
    cpe:2.3:a:redhat:libnbd:1.5.6
  • Redhat » Libnbd » Version: 1.5.7
    cpe:2.3:a:redhat:libnbd:1.5.7
  • Redhat » Libnbd » Version: 1.5.8
    cpe:2.3:a:redhat:libnbd:1.5.8
  • Redhat » Libnbd » Version: 1.5.9
    cpe:2.3:a:redhat:libnbd:1.5.9
  • Redhat » Libnbd » Version: 1.6.0
    cpe:2.3:a:redhat:libnbd:1.6.0
  • Redhat » Libnbd » Version: 1.6.1
    cpe:2.3:a:redhat:libnbd:1.6.1
  • Redhat » Libnbd » Version: 1.6.2
    cpe:2.3:a:redhat:libnbd:1.6.2
  • Redhat » Libnbd » Version: 1.6.3
    cpe:2.3:a:redhat:libnbd:1.6.3
  • Redhat » Libnbd » Version: 1.6.4
    cpe:2.3:a:redhat:libnbd:1.6.4
  • Redhat » Libnbd » Version: 1.6.5
    cpe:2.3:a:redhat:libnbd:1.6.5
  • Redhat » Libnbd » Version: 1.6.6
    cpe:2.3:a:redhat:libnbd:1.6.6
  • Redhat » Libnbd » Version: 1.7.1
    cpe:2.3:a:redhat:libnbd:1.7.1
  • Redhat » Libnbd » Version: 1.7.2
    cpe:2.3:a:redhat:libnbd:1.7.2
  • Redhat » Enterprise Linux » Version: 8.3.0
    cpe:2.3:o:redhat:enterprise_linux:8.3.0


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