In contrast, tests with SHA_512_256 are not affected.
The impact depends on testbed. Performance is halved [3] on 3n-icx, on 3nb-spr the performance is so poor PDR would [2] be below 9kpps.
According to bisect run [1], the cause is 40047 [0].

[0] 40047: crypto-openssl: refactor openssl API usage | https://gerrit.fd.io/r/c/vpp/+/40047
[1] https://s3-logs.fd.io/vex-yul-rot-jenkins-1/vpp-csit-bisect-master-ubuntu2204-x86_64-3n-icx/11/
[2] https://logs.fd.io/vex-yul-rot-jenkins-1/csit-vpp-perf-ndrpdr-weekly-master-3nb-spr/58/log.html.gz#s1-s1-s1-s1-s16-t1-k2-k10-k14
[3] https://csit.fd.io/comparisons/#eNqNkEFuwyAQRU_jbCIqICbOJosm3laqrF7AhXGEYmM6YKvtImcv2E6pqy4qIcGf_4b5GgctSA_qmBWnjBcIDSAYCeGd7R63c9WBX_QLDsE6b6di7NS9WaFquKPhGq2NYuaDMwImE1vHc7onPH-gnGD4rXaQcG0arBO9M0TLd8IovQC3DA6MyjeirLqmFtnjd24Rw7BzlKJc_AY7pz9_IYIdTivK-w-7Zp6qKg15LqsFL6ZzH93ZGv-xtUDVHfifi0iLmZGxbgf4e097gpLfKLkIkYuCFkLdXlke2SnMxvTYHWNoUW76wbca0C36CwfggEQ