A buffer overflow can occur when calculating the quantile value using the Statistics Library of GSL (GNU Scientific Library), versions 2.5 and 2.6. Processing a maliciously crafted input data for gsl_stats_quantile_from_sorted_data of the library may lead to unexpected application termination or arbitrary code execution.
https://savannah.gnu.org/bugs/?59624
https://lists.debian.org/debian-lts-announce/2023/09/msg00023.html
https://git.savannah.gnu.org/cgit/gsl.git/commit/?id=989a193268b963aa1047814f7f1402084fb7d859