Not unless it builds up excess pressure, but the seal around the lid of your freezer is more than permeable enough to let gas escape. If I were you, I'd be more worried about condensation than co2.
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Secondary: Sour Red, Saison Tarté Noire, Flemish Red A/B, Flemish Oud Pale, Sour Experiment A/B/C/D
Kegged: Summer Spiced Saison, Rakau Pale Ale, Saison d' Tablé, International IPA, Belgian Witbier
Bottled: OaksterDAMN Barleywine, Saison Noire, Royale with Cheese, Awkward Encounter Wild Ale