From 262c05b20c7de243542e7502e00152cdafb573d4 Mon Sep 17 00:00:00 2001 From: Peter Bieringer Date: Wed, 6 Jul 2022 22:53:12 +0200 Subject: [PATCH] fix for https://github.com/zmanda/amanda/issues/167 --- common-src/amutil.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/common-src/amutil.c b/common-src/amutil.c index 20454ab73c..371d38e433 100644 --- a/common-src/amutil.c +++ b/common-src/amutil.c @@ -1132,6 +1132,12 @@ char *hexdecode_string(const char *str, GError **err) new_len = orig_len = strlen(str); for (i = 0; i < orig_len; i++) { if (str[i] == '%') { + if (new_len < 2) { + g_set_error(err, am_util_error_quark(), AM_UTIL_ERROR_HEXDECODEINVAL, + "Invalid hexcode string: %s", str); + s = g_string_sized_new(0); + goto cleanup; + } new_len -= 2; } }