portugalfuturista/rizin
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Fix signed multiplication overflow

Browse source
This commit is contained in:
wargio 2026-07-06 08:49:26 +08:00 committed by Giovanni
parent 6f2989f0ad
commit cc07a214c1
1 changed files with 2 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
librz/core/cmd/cmd_analysis.c
View file

@ -5394,10 +5394,10 @@ RZ_IPI RzCmdStatus rz_analyze_n_ins_handler(RzCore *core, int argc, const char *
RZ_IPI RzCmdStatus rz_analyze_n_ins_size_handler(RzCore *core, int argc, const char **argv) {
ut32 count = 1, obs = core->blocksize;
st32 l;
if (argc > 1) {
l = (st32)rz_num_math(core->num, argv[1]);
// on purpose casting down to avoid mult overflow.
st64 l = (st32)rz_num_math(core->num, argv[1]);
if (l <= 0) {
RZ_LOG_ERROR("Invalid zero or negative arguments.\n");
return RZ_CMD_STATUS_ERROR;