diff options
| author | Povilas Kanapickas <povilas@radix.lt> | 2021-12-14 15:00:02 +0200 |
|---|---|---|
| committer | Povilas Kanapickas <povilas@radix.lt> | 2021-12-14 15:00:02 +0200 |
| commit | 6c4c53010772e3cb4cb8acd54950c8eec9c00d21 (patch) | |
| tree | f46f5c6e9803fa6071e12ea943231dc6c372e7f1 /Xext/saver.c | |
| parent | b5196750099ae6ae582e1f46bd0a6dad29550e02 (diff) | |
Xext: Fix out of bounds access in SProcScreenSaverSuspend()
ZDI-CAN-14951, CVE-2021-4010
This vulnerability was discovered and the fix was suggested by:
Jan-Niklas Sohn working with Trend Micro Zero Day Initiative
Signed-off-by: Povilas Kanapickas <povilas@radix.lt>
Diffstat (limited to 'Xext/saver.c')
| -rw-r--r-- | Xext/saver.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Xext/saver.c b/Xext/saver.c index 1d7e3cadf..f813ba08d 100644 --- a/Xext/saver.c +++ b/Xext/saver.c @@ -1351,8 +1351,8 @@ SProcScreenSaverSuspend(ClientPtr client) REQUEST(xScreenSaverSuspendReq); swaps(&stuff->length); - swapl(&stuff->suspend); REQUEST_SIZE_MATCH(xScreenSaverSuspendReq); + swapl(&stuff->suspend); return ProcScreenSaverSuspend(client); } |