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| author | Namjae Jeon <[email protected]> | 2025-02-12 00:32:11 +0000 |
|---|---|---|
| committer | Steve French <[email protected]> | 2025-03-03 04:50:54 +0000 |
| commit | 1b8b67f3c5e5169535e26efedd3e422172e2db64 (patch) | |
| tree | a0d75d0e83ec1edd0c9dc7d857c8fa93260889c4 /tools/perf/scripts/python/gecko.py | |
| parent | smb: common: change the data type of num_aces to le16 (diff) | |
| download | kernel-1b8b67f3c5e5169535e26efedd3e422172e2db64.tar.gz kernel-1b8b67f3c5e5169535e26efedd3e422172e2db64.zip | |
ksmbd: fix incorrect validation for num_aces field of smb_acl
parse_dcal() validate num_aces to allocate posix_ace_state_array.
if (num_aces > ULONG_MAX / sizeof(struct smb_ace *))
It is an incorrect validation that we can create an array of size ULONG_MAX.
smb_acl has ->size field to calculate actual number of aces in request buffer
size. Use this to check invalid num_aces.
Reported-by: Igor Leite Ladessa <[email protected]>
Tested-by: Igor Leite Ladessa <[email protected]>
Signed-off-by: Namjae Jeon <[email protected]>
Signed-off-by: Steve French <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/gecko.py')
0 files changed, 0 insertions, 0 deletions