heap-use-after-free in GitHub repository radareorg/radare2 prior to 5.6.8. This vulnerability is capable of inducing denial of service.
https://huntr.dev/bounties/e98ad92c-3a64-48fb-84d4-d13afdbcbdd7
https://github.com/radareorg/radare2/commit/64a82e284dddabaeb549228380103b57dead32a6