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-rw-r--r--api/user.go12
1 files changed, 12 insertions, 0 deletions
diff --git a/api/user.go b/api/user.go
index 06e5336f1..3796a50ee 100644
--- a/api/user.go
+++ b/api/user.go
@@ -855,6 +855,18 @@ func uploadProfileImage(c *Context, w http.ResponseWriter, r *http.Request) {
return
}
+ // Decode image config first to check dimensions before loading the whole thing into memory later on
+ config, _, err := image.DecodeConfig(file)
+ if err != nil {
+ c.Err = model.NewAppError("uploadProfileFile", "Could not decode profile image config.", err.Error())
+ return
+ } else if config.Width*config.Height > MaxImageSize {
+ c.Err = model.NewAppError("uploadProfileFile", "Unable to upload profile image. File is too large.", err.Error())
+ return
+ }
+
+ file.Seek(0, 0)
+
// Decode image into Image object
img, _, err := image.Decode(file)
if err != nil {