CVE-2025-61146 | saitoha libsixel 1.8.7 malloc_stub.c memory leak

A vulnerability marked as problematic has been reported in saitoha libsixel 1.8.7. This affects an unknown function of the file malloc_stub.c. Performing a manipulation results in memory leak. This vulnerability is identified as CVE-2025-61146. The attack can only be performed from the local network. There is not any exploit available.