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Oracle Linux: (CVE-2019-19906) ELSA-2020-4497: cyrus-sasl security, bug fix, and enhancement update

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Oracle Linux: (CVE-2019-19906) ELSA-2020-4497: cyrus-sasl security, bug fix, and enhancement update

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
12/19/2019
Created
11/19/2020
Added
11/17/2020
Modified
11/17/2020

Description

cyrus-sasl (aka Cyrus SASL) 2.1.27 has an out-of-bounds write leading to unauthenticated remote denial-of-service in OpenLDAP via a malformed LDAP packet. The OpenLDAP crash is ultimately caused by an off-by-one error in _sasl_add_string in common.c in cyrus-sasl.

Solution(s)

  • oracle-linux-upgrade-cyrus-sasl
  • oracle-linux-upgrade-cyrus-sasl-devel
  • oracle-linux-upgrade-cyrus-sasl-gs2
  • oracle-linux-upgrade-cyrus-sasl-gssapi
  • oracle-linux-upgrade-cyrus-sasl-ldap
  • oracle-linux-upgrade-cyrus-sasl-lib
  • oracle-linux-upgrade-cyrus-sasl-md5
  • oracle-linux-upgrade-cyrus-sasl-ntlm
  • oracle-linux-upgrade-cyrus-sasl-plain
  • oracle-linux-upgrade-cyrus-sasl-scram
  • oracle-linux-upgrade-cyrus-sasl-sql

References

  • ELSA-2020-4497
  • USN-4256-1
  • CVE-2019-19906

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