A vulnerability was discovered in 389-ds-base through versions 1.3.7.10, 1.3.8.8 and 1.4.0.16. The lock controlling the error log was not correctly used when re-opening the log file in log_erroremergency(). An attacker could send a flood of modifications to a very large DN, which would cause slapd to crash.
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{ "binaries": [ { "binary_name": "389-ds", "binary_version": "1.3.7.10-1ubuntu1+esm1" }, { "binary_name": "389-ds-base", "binary_version": "1.3.7.10-1ubuntu1+esm1" }, { "binary_name": "389-ds-base-dev", "binary_version": "1.3.7.10-1ubuntu1+esm1" }, { "binary_name": "389-ds-base-libs", "binary_version": "1.3.7.10-1ubuntu1+esm1" }, { "binary_name": "python3-dirsrvtests", "binary_version": "1.3.7.10-1ubuntu1+esm1" }, { "binary_name": "python3-lib389", "binary_version": "1.3.7.10-1ubuntu1+esm1" } ] }