Bug 15500 - Samba does not response STATUS_BUFFER_OVERFLOW when receiving Find request with insufficient OutputBufferLength
Summary: Samba does not response STATUS_BUFFER_OVERFLOW when receiving Find request w...
Status: NEW
Alias: None
Product: Samba 4.1 and newer
Classification: Unclassified
Component: File services (show other bugs)
Version: 4.15.13
Hardware: All All
: P5 normal (vote)
Target Milestone: ---
Assignee: Samba QA Contact
QA Contact: Samba QA Contact
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2023-10-24 08:04 UTC by Mike Liu
Modified: 2023-10-24 09:32 UTC (History)
0 users

See Also:

Attachments
Windows 10 returns STATUS_BUFFER_OVERFLOW (16.89 KB, image/png)
2023-10-24 08:05 UTC, Mike Liu 		no flags Details
Samba returns NT_STATUS_INFO_LENGTH_MISMATCH (15.90 KB, image/png)
2023-10-24 08:06 UTC, Mike Liu 		no flags Details
packet capture of windows 10 (10.57 KB, application/octet-stream)
2023-10-24 08:57 UTC, Mike Liu 		no flags Details
packet capture of samba (12.01 KB, application/vnd.tcpdump.pcap)
2023-10-24 08:58 UTC, Mike Liu 		no flags Details
View All Add an attachment (proposed patch, testcase, etc.)

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Description Mike Liu 2023-10-24 08:04:48 UTC 
Hi Samba,
I noticed that when samba server receives Find request with insufficient OutputBufferLength,
it will fail the request with NT_STATUS_INFO_LENGTH_MISMATCH.
But Windows 10 returns STATUS_BUFFER_OVERFLOW.
Comment 1 Mike Liu 2023-10-24 08:05:27 UTC 
Created attachment 18171 [details]
Windows 10 returns STATUS_BUFFER_OVERFLOW
Comment 2 Mike Liu 2023-10-24 08:06:20 UTC 
Created attachment 18172 [details]
Samba returns NT_STATUS_INFO_LENGTH_MISMATCH
Comment 3 Mike Liu 2023-10-24 08:57:49 UTC 
Created attachment 18173 [details]
packet capture of windows 10
Comment 4 Mike Liu 2023-10-24 08:58:21 UTC 
Created attachment 18174 [details]
packet capture of samba