Only adjust negative indexes in json_get up to the length of the path. The previous code resulted in memory access beyond the path bounds. The cure is to move it into a code branch that checks the value of lex_level is within the correct bounds.
Bug reported and diagnosed by Piotr Stefaniak. Branch ------ master Details ------- http://git.postgresql.org/pg/commitdiff/6d10f4e9d7f0051afb60c42409f2fe61cf4da348 Modified Files -------------- src/backend/utils/adt/jsonfuncs.c | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-) -- Sent via pgsql-committers mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-committers
