CVE-2024-45300 Bypassing promo code limitations with race conditions

alf.io is an open source ticket reservation system for conferences, trade shows, workshops, and meetups. Prior to version 2.0-M5, a race condition allows the user to bypass the limit on the number of promo codes and use the discount coupon multiple times. In "alf.io", an event organizer can apply...

CVE-2024-45300 Bypassing promo code limitations with race conditions

alf.io is an open source ticket reservation system for conferences, trade shows, workshops, and meetups. Prior to version 2.0-M5, a race condition allows the user to bypass the limit on the number of promo codes and use the discount coupon multiple times. In "alf.io", an event organizer can apply...

Integer bounds error in Vyper

Impact in the following code, the return of .returnsint128 is not validated to fall within the bounds of int128. as of v0.3.0, .returnsint128 is validated in simple expressions, but not complex expressions. vyper interface iface: def returnsint128 - int128: view def returnsBytes33 - Bytes33: view...