The xrealloc function in xlspxmalloc.c in OpenSLP 2.0.0 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a large number of crafted packets, which triggers a memory allocation failure.
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-7319.json"