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[mpd] Fix possible stack buffer overflow in argument parser

This commit is contained in:
ejurgensen 2024-08-28 20:11:07 +02:00
parent ecab3266ce
commit 40c22e3d2f
1 changed files with 3 additions and 3 deletions
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6
src/mpd.c
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@ -476,14 +476,14 @@ mpd_pars_quoted(char **input)
* @param argv the array containing the found arguments
*/
static int
mpd_parse_args(char *args, int *argc, char **argv)
mpd_parse_args(char *args, int *argc, char **argv, int argvsz)
{
char *input;
input = args;
*argc = 0;
while (*input != 0)
while (*input != 0 && *argc < argvsz)
{
// Ignore whitespace characters
if (*input == ' ')
@ -4368,7 +4368,7 @@ mpd_read_cb(struct bufferevent *bev, void *ctx)
DPRINTF(E_DBG, L_MPD, "MPD message: %s\n", line);
// Split the read line into command name and arguments
ret = mpd_parse_args(line, &argc, argv);
ret = mpd_parse_args(line, &argc, argv, COMMAND_ARGV_MAX);
if (ret != 0 || argc <= 0)
{
// Error handling for argument parsing error