PublicCVE

CVE-2019-19344

MEDIUM6.5Memory safety
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Description

There is a use-after-free issue in all samba 4.9.x versions before 4.9.18, all samba 4.10.x versions before 4.10.12 and all samba 4.11.x versions before 4.11.5, essentially due to a call to realloc() while other local variables still point at the original buffer.

CVSS breakdown

CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Affected products

  • Red Hat / sambaall samba 4.11.x versions before 4.11.5 – all samba 4.11.x versions before 4.11.5
  • Red Hat / sambaall samba 4.10.x versions before 4.10.12 – all samba 4.10.x versions before 4.10.12
  • Red Hat / sambaall samba 4.9.x versions before 4.9.18 – all samba 4.9.x versions before 4.9.18

References