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Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2019-20633

GNU patch through 2.7.6 contains a free(p_line[p_end]) Double Free vulnerability in the function another_hunk in pch.c that can cause a denial of service via a crafted patch file. NOTE: this issue exists because of an incomplete fix for CVE-2018-6952.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 31.0%
CVSS Severity
CVSS v3 Score 5.5
CVSS v2 Score 4.3
Products affected by CVE-2019-20633
  • Gnu » Patch » Version: 2.5
    cpe:2.3:a:gnu:patch:2.5
  • Gnu » Patch » Version: 2.5.4
    cpe:2.3:a:gnu:patch:2.5.4
  • Gnu » Patch » Version: 2.5.9
    cpe:2.3:a:gnu:patch:2.5.9
  • Gnu » Patch » Version: 2.6
    cpe:2.3:a:gnu:patch:2.6
  • Gnu » Patch » Version: 2.6.1
    cpe:2.3:a:gnu:patch:2.6.1
  • Gnu » Patch » Version: 2.7
    cpe:2.3:a:gnu:patch:2.7
  • Gnu » Patch » Version: 2.7.1
    cpe:2.3:a:gnu:patch:2.7.1
  • Gnu » Patch » Version: 2.7.2
    cpe:2.3:a:gnu:patch:2.7.2
  • Gnu » Patch » Version: 2.7.3
    cpe:2.3:a:gnu:patch:2.7.3
  • Gnu » Patch » Version: 2.7.4
    cpe:2.3:a:gnu:patch:2.7.4
  • Gnu » Patch » Version: 2.7.5
    cpe:2.3:a:gnu:patch:2.7.5
  • Gnu » Patch » Version: 2.7.6
    cpe:2.3:a:gnu:patch:2.7.6


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