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Bug #269

closed

buffer overflow when number of open file descriptors >= FD_SETSIZE

Added by Pierre-Louis Bonicoli almost 13 years ago. Updated over 12 years ago.

Status:
Resolved
Priority:
Urgent
Assignee:
Pierre-Louis Bonicoli
Target version:
-
Start date:
2012-01-07
Due date:
% Done:

50%

Estimated time:
Patch Available:
Yes
Found in Versions:
0.7.0 0.8.8
Confirmed:
Yes
Branch:
Security:
Yes
Help Needed:
No

Description

Reported by Julien Tinnes, thanks to him!

Bip doesn't check if fd is equal or larger than FD_SETSIZE.

From select man page:

Executing FD_CLR() or FD_SET() with a value of fd that is negative or is equal to or larger than FD_SETSIZE will result in undefined behavior.

Files

0001-Buffer-Overflow-check-against-the-implicit-size-of-s.patch (1.64 KB) 0001-Buffer-Overflow-check-against-the-implicit-size-of-s.patch Pierre-Louis Bonicoli, 2012-01-07 11:45
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