There is an updated pull request by Johnnynator against master on the void-packages repository

https://github.com/Johnnynator/void-packages CVE-2023-4911
https://github.com/void-linux/void-packages/pull/46415

glibc: backport patch to fix CVE-2023-4911
https://lwn.net/ml/oss-security/20231003175031.GA16924@localhost.localdomain/


A patch file from https://github.com/void-linux/void-packages/pull/46415.patch is attached