DivestOS/Patches/LineageOS-17.1/android_system_nfc/355367.patch

30 lines
994 B
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Alisher Alikhodjaev <alisher@google.com>
Date: Tue, 31 Jan 2023 19:04:09 -0800
Subject: [PATCH] OOBW in nci_snd_set_routing_cmd()
Bug: 264879662
Test: read a tag, nfc on/off
Change-Id: I408cf611fb35e9467d7484165ce48759970b158a
(cherry picked from commit 1dd4d2e1b481dd83ca2b222993fdb74ae5306c78)
Merged-In: I408cf611fb35e9467d7484165ce48759970b158a
---
src/nfc/nci/nci_hmsgs.cc | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/nfc/nci/nci_hmsgs.cc b/src/nfc/nci/nci_hmsgs.cc
index 885ebaa..c191c26 100644
--- a/src/nfc/nci/nci_hmsgs.cc
+++ b/src/nfc/nci/nci_hmsgs.cc
@@ -630,6 +630,10 @@ uint8_t nci_snd_set_routing_cmd(bool more, uint8_t num_tlv, uint8_t tlv_size,
uint8_t* pp;
uint8_t size = tlv_size + 2;
+ if (size < tlv_size) {
+ return (NCI_STATUS_FAILED);
+ }
+
if (tlv_size == 0) {
/* just to terminate routing table
* 2 bytes (more=FALSE and num routing entries=0) */