ft/skyscraper8
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases 2 Wiki Activity

Fixed a crash in the PSI decoder when a packet with an invalid PSI offset is received.
Some checks failed
🚀 Pack skyscraper8 / make-zip (push) Failing after 35s
Details

Browse Source
This commit is contained in:
feyris-tan 2026-05-16 20:50:44 +02:00
parent a58fb93599
commit 67bc722c66
1 changed files with 7 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
skyscraper8/Mpeg2/PsiDecoder.cs
View File

@ -28,10 +28,7 @@ namespace skyscraper5.Mpeg2
{
Span<byte> span = packet.GetPayload();
int automataIterations = 0;
if (packet.PID == 0x0881)
;
while(span.Length > 0)
{
switch(state)
@ -45,6 +42,12 @@ namespace skyscraper5.Mpeg2
}
byte startOffset = span[0];
span = span.Slice(1);
if (startOffset > span.Length)
{
logger.WarnFormat("An MPEG-2 section with an invalid starting offsett was found. It will be skipped.");
state = 0;
return;
}
span = span.Slice(startOffset);
state = 1;
break;