CVE-2024-24564 Vyper extract32 can ready dirty memory

Vyper is a pythonic Smart Contract Language for the ethereum virtual machine. When using the built-in extract32b, start, if the start index provided has for side effect to update b, the byte array to extract 32 bytes from, it could be that some dirty memory is read and returned by extract32. This...

CVE-2024-26149

CVE-2024-26149 (Vyper _abi_decode memory overflow) has a concrete description: in Vyper 0.3.10 and earlier, specifying an excessively large starting index for an array inside the function _abi_decode can cause the read position to overflow, allowing decoding of values outside the intended array b...

CVE-2024-26149 Vyper _abi_decode Memory Overflow

Vyper is a pythonic Smart Contract Language for the ethereum virtual machine. If an excessively large value is specified as the starting index for an array in abidecode, it can cause the read position to overflow. This results in the decoding of values outside the intended array bounds, potential...

CVE-2024-26149 Vyper _abi_decode Memory Overflow

Vyper is a pythonic Smart Contract Language for the ethereum virtual machine. If an excessively large value is specified as the starting index for an array in abidecode, it can cause the read position to overflow. This results in the decoding of values outside the intended array bounds, potential...

CVE-2024-26149 Vyper _abi_decode Memory Overflow

Vyper is a pythonic Smart Contract Language for the ethereum virtual machine. If an excessively large value is specified as the starting index for an array in abidecode, it can cause the read position to overflow. This results in the decoding of values outside the intended array bounds, potential...

Vyper's `extract32` can ready dirty memory

Summary When using the built-in extract32b, start, if the start index provided has for side effect to update b, the byte array to extract 32 bytes from, it could be that some dirty memory is read and returned by extract32. As of v0.4.0 specifically, commit...

GHSA-4HWQ-4CPM-8VMX Vyper's `extract32` can ready dirty memory

Summary When using the built-in extract32b, start, if the start index provided has for side effect to update b, the byte array to extract 32 bytes from, it could be that some dirty memory is read and returned by extract32. As of v0.4.0 specifically, commit...

GHSA-9P8R-4XP4-GW5W Vyper's `_abi_decode` vulnerable to Memory Overflow

Summary If an excessively large value is specified as the starting index for an array in abidecode, it can cause the read position to overflow. This results in the decoding of values outside the intended array bounds, potentially leading to bugs in contracts that use arrays within abidecode. The...

Vyper's `_abi_decode` vulnerable to Memory Overflow

Summary If an excessively large value is specified as the starting index for an array in abidecode, it can cause the read position to overflow. This results in the decoding of values outside the intended array bounds, potentially leading to bugs in contracts that use arrays within abidecode. The...

Vyper Security Vulnerability

Vyper is a Pythonic smart contract language for EVM open sourced by vyperlang. A security vulnerability exists in Vyper 0.3.10 and earlier versions, which stems from the fact that extract32 may read and return some dirty memory when using the built-in index...

Vyper Security Vulnerability

Vyper is the Pythonic smart contract language for EVM. A security vulnerability exists in Vyper 0.3.10 and earlier versions, which stems from a read position overflow that can be caused if too large a value is specified as the starting index of an array...

PT-2024-20455 · Vyper · Vyper

Name of the Vulnerable Software and Affected Versions: Vyper versions prior to 0.4.0 Description: The issue arises when using the built-in extract32b, start function in Vyper, a pythonic Smart Contract Language for the Ethereum virtual machine. If the start index provided has a side effect that...

PT-2024-21300 · Vyper · Vyper

Name of the Vulnerable Software and Affected Versions: Vyper versions 0.3.10 and earlier Description: The issue arises when an excessively large value is specified as the starting index for an array in abi decode, causing the read position to overflow. This results in the decoding of values outsi...

CVE-2024-24563

Vyper is a Pythonic Smart Contract Language for the Ethereum Virtual Machine. Arrays can be keyed by a signed integer, while they are defined for unsigned integers only. The typechecker doesn't throw when spotting the usage of an int as an index for an array. The typechecker allows the usage of...

Design/Logic Flaw

Vyper is a Pythonic Smart Contract Language for the Ethereum Virtual Machine. Arrays can be keyed by a signed integer, while they are defined for unsigned integers only. The typechecker doesn't throw when spotting the usage of an int as an index for an array. The typechecker allows the usage of...

PYSEC-2024-150

Vyper is a Pythonic Smart Contract Language for the Ethereum Virtual Machine. Arrays can be keyed by a signed integer, while they are defined for unsigned integers only. The typechecker doesn't throw when spotting the usage of an int as an index for an array. The typechecker allows the usage of...

PYSEC-2024-150

Vyper is a Pythonic Smart Contract Language for the Ethereum Virtual Machine. Arrays can be keyed by a signed integer, while they are defined for unsigned integers only. The typechecker doesn't throw when spotting the usage of an int as an index for an array. The typechecker allows the usage of...

CVE-2024-24563 Vyper array negative index vulnerability

Vyper is a Pythonic Smart Contract Language for the Ethereum Virtual Machine. Arrays can be keyed by a signed integer, while they are defined for unsigned integers only. The typechecker doesn't throw when spotting the usage of an int as an index for an array. The typechecker allows the usage of...

CVE-2024-24563

CVE-2024-24563 affects Vyper, where arrays can be indexed by signed integers even though defined for unsigned indices. The typechecker permits signed integers as array indexes, and with very large arrays, bounds checks can pass for negative values, leading to potential unpredictable behavior, acc...

CVE-2024-24563 Vyper array negative index vulnerability

Vyper is a Pythonic Smart Contract Language for the Ethereum Virtual Machine. Arrays can be keyed by a signed integer, while they are defined for unsigned integers only. The typechecker doesn't throw when spotting the usage of an int as an index for an array. The typechecker allows the usage of...