rottenwheel/monero
1
0
Fork 0
mirror of https://codeberg.org/anoncontributorxmr/monero.git synced 2024-11-23 10:37:37 -07:00
Code Issues Actions Packages Projects Releases Wiki Activity

epee: basic sanity check on allocation size from untrusted source

Browse Source 
Reported by guidov
This commit is contained in:
moneromooo-monero 2019-03-08 12:02:21 +00:00
parent 7b3df89bd4
commit 39169ace09
No known key found for this signature in database
GPG Key ID: 686F07454D6CEFC3
1 changed files with 1 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
contrib/epee/include/storages/portable_storage_from_bin.h
View File

@ -136,6 +136,7 @@ namespace epee
//for pod types
array_entry_t<type_name> sa;
size_t size = read_varint();
CHECK_AND_ASSERT_THROW_MES(size <= m_count, "Size sanity check failed");
sa.reserve(size);
//TODO: add some optimization here later
while(size--)