From 29ff6334b492504ace101be748b256e6953d2c2f Mon Sep 17 00:00:00 2001 From: "Sicelo A. Mhlongo" Date: Tue, 17 Dec 2024 11:31:28 +0200 Subject: [PATCH] atmodem: sms: ensure buffer is initialized before use Fixes: CVE-2024-7540 Fixes: CVE-2024-7541 Fixes: CVE-2024-7542 CVE: CVE-2024-7540 CVE: CVE-2024-7541 CVE: CVE-2024-7542 Upstream-Status: Backport [https://git.kernel.org/pub/scm/network/ofono/ofono.git/commit/?id=29ff6334b492504ace101be748b256e6953d2c2f] Signed-off-by: Peter Marko --- drivers/atmodem/sms.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/atmodem/sms.c b/drivers/atmodem/sms.c index d994856b..0668c631 100644 --- a/drivers/atmodem/sms.c +++ b/drivers/atmodem/sms.c @@ -412,7 +412,7 @@ static void at_cmt_notify(GAtResult *result, gpointer user_data) struct sms_data *data = ofono_sms_get_data(sms); GAtResultIter iter; const char *hexpdu; - unsigned char pdu[176]; + unsigned char pdu[176] = {0}; long pdu_len; int tpdu_len; @@ -479,7 +479,7 @@ static void at_cmgr_notify(GAtResult *result, gpointer user_data) struct sms_data *data = ofono_sms_get_data(sms); GAtResultIter iter; const char *hexpdu; - unsigned char pdu[176]; + unsigned char pdu[176] = {0}; long pdu_len; int tpdu_len; @@ -661,7 +661,7 @@ static void at_cmgl_notify(GAtResult *result, gpointer user_data) struct sms_data *data = ofono_sms_get_data(sms); GAtResultIter iter; const char *hexpdu; - unsigned char pdu[176]; + unsigned char pdu[176] = {0}; long pdu_len; int tpdu_len; int index; -- 2.30.2