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