The most common and most likely answer to this crossword clue is the 5 letter word BLIPS
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More clues leading to the result BLIPS
Buddy explains!

The straight part
We know that "Glitches" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case glitches = blips.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does BLIPS mean?
BLIPS verb- To emit one or more bleeps.
- To edit out inappropriate spoken language in a broadcast by replacing offending words with bleeps.
- A small dot registered on electronic equipment, such as a radar or oscilloscope screen.
- A short sound of a single pitch, usually electronically generated.
- (by extension) A brief and usually minor aberration or deviation from what is expected or normal.
- An individual message or document in the Google Wave software framework.
- To change state abruptly, such as between off and on or dark and light, sometimes implying motion.