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PostgreSQL: CVE-2022-41862: Client memory disclosure when connecting, with Kerberos, to modified server

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PostgreSQL: CVE-2022-41862: Client memory disclosure when connecting, with Kerberos, to modified server

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
02/10/2023
Created
02/11/2023
Added
02/10/2023
Modified
03/16/2023

Description

In PostgreSQL, a modified, unauthenticated server can send an unterminated string during the establishment of Kerberos transport encryption. In certain conditions a server can cause a libpq client to over-read and report an error message containing uninitialized bytes.

Solution(s)

  • postgres-upgrade-12_14
  • postgres-upgrade-13_10
  • postgres-upgrade-14_7
  • postgres-upgrade-15_2

References

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