ext/fts3/fts3.c in SQLite before 3.32.0 has a use-after-free in fts3EvalNextRow, related to the snippet feature.
https://www.oracle.com/security-alerts/cpuoct2020.html
https://www.oracle.com/security-alerts/cpujul2020.html
https://usn.ubuntu.com/4394-1/
https://support.apple.com/kb/HT211952
https://support.apple.com/kb/HT211935
https://support.apple.com/kb/HT211931
https://support.apple.com/kb/HT211850
https://support.apple.com/kb/HT211844
https://support.apple.com/kb/HT211843
https://sqlite.org/src/info/0d69f76f0865f962
https://security.netapp.com/advisory/ntap-20200608-0002/
https://security.gentoo.org/glsa/202007-26
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:22.sqlite.asc
https://lists.debian.org/debian-lts-announce/2020/08/msg00037.html
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
https://bugs.chromium.org/p/chromium/issues/detail?id=1080459
http://seclists.org/fulldisclosure/2020/Nov/22
http://seclists.org/fulldisclosure/2020/Nov/20