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Ubuntu: USN-5800-1 (CVE-2021-44758): Heimdal vulnerabilities

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Ubuntu: USN-5800-1 (CVE-2021-44758): Heimdal vulnerabilities

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
12/26/2022
Created
01/17/2023
Added
01/13/2023
Modified
03/22/2023

Description

Heimdal before 7.7.1 allows attackers to cause a NULL pointer dereference in a SPNEGO acceptor via a preferred_mech_type of GSS_C_NO_OID and a nonzero initial_response value to send_accept.

Solution(s)

  • ubuntu-upgrade-libasn1-8-heimdal
  • ubuntu-upgrade-libgssapi3-heimdal
  • ubuntu-upgrade-libhdb9-heimdal
  • ubuntu-upgrade-libhx509-5-heimdal
  • ubuntu-upgrade-libkrb5-26-heimdal
  • ubuntu-upgrade-ubuntu

References

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