Missing Release of Resource after Effective Lifetime

Affecting libxml2 package, versions <2.9.4+dfsg1-2.2+deb9u3

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Overview

xmlParseBalancedChunkMemoryRecover in parser.c in libxml2 before 2.9.10 has a memory leak related to newDoc->oldNs.

References

CVSS Score

7.5
high severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    None
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    None
  • Integrity
    None
  • Availability
    High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE
CVE-2019-19956
CWE
CWE-772
Snyk ID
SNYK-DEBIAN9-LIBXML2-539774
Disclosed
24 Dec, 2019
Published
24 Dec, 2019