diff options
Diffstat (limited to 'MokManager.c')
| -rw-r--r-- | MokManager.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/MokManager.c b/MokManager.c index ffcd6a6e..52f5c0a0 100644 --- a/MokManager.c +++ b/MokManager.c @@ -142,17 +142,14 @@ static UINT32 count_keys(void *Data, UINTN DataSize) void *end = Data + DataSize; while ((dbsize > 0) && (dbsize >= CertList->SignatureListSize)) { - /* Use ptr arithmetics to ensure bounded access. Do not allow 0 - * SignatureListSize that will cause endless loop. */ - if ((void *)(CertList + 1) > end - || CertList->SignatureListSize == 0) { + /* Use ptr arithmetics to ensure bounded access. */ + if ((void *)(CertList + 1) > end) { console_notify (L"Invalid MOK detected! Ignoring MOK List."); return 0; } - if (CertList->SignatureListSize == 0 || - CertList->SignatureListSize <= CertList->SignatureSize) { + if (CertList->SignatureListSize <= CertList->SignatureSize) { console_errorbox(L"Corrupted signature list"); return 0; } |