How many CVEs have patched isValidSignature?

2 published CVEs changed isValidSignature in OpenZeppelin/openzeppelin-contracts, in 1 distinct patches totalling 18 changed lines, between 2022 and 2022.

What is the latest CVE that changed isValidSignature?

CVE-2022-31170 (OpenZeppelin Contracts's ERC165Checker may revert instead of returning false), published 2022-07-21, changed lines 18 to 26 of contracts/mocks/ERC1271WalletMock.sol.

How does isValidSignature compare to the rest of OpenZeppelin/openzeppelin-contracts?

OpenZeppelin/openzeppelin-contracts has 18 CVEs with a located fix in total; 2 of them changed isValidSignature.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

RadicalNotion.AI

Security data

Weaknesses (CWE)The MITRE CWE weakness catalog
Attack Patterns (CAPEC)MITRE CAPEC attack patterns
CNAsNumbering authorities and report cards
VendorsVulnerabilities by vendor
Patched FunctionsWhere CVE fixes land in code

Tools

CVSS CalculatorScore CVSS 4.0, 3.1, 3.0 & 2.0
Badge BuilderEmbeddable SVG badges for READMEs

Resources

LearnSecurity guides
Data SourcesCVE data sources

About Blog Pricing Demo

Home
Patched Functions
Openzeppelin
Openzeppelin Contracts
IsValidSignature

RadicalNotion.AI

We do not sell or share your personal information.

Security Data

CWE Directory
CAPEC Directory
CNA Directory
CNA Leaderboard
CNA Report Cards
Vendor Directory
Patched Functions
Data Sources

Calculators

CVSS Calculator
CVSS 4.0
CVSS 3.1
CVSS 3.0
CVSS 2.0
Badge Builder

Platform

My Vulnerabilities
Insights
Notifications
Pricing

Learn

Guides
What is a CVE?
What is CVSS?
The CISA KEV catalog
What is EPSS?

Company

About
Blog
Careers
Contact
Demo

Account

Legal

Security
Privacy
Terms

RadicalNotion.AI

Security data

Weaknesses (CWE)The MITRE CWE weakness catalog
Attack Patterns (CAPEC)MITRE CAPEC attack patterns
CNAsNumbering authorities and report cards
VendorsVulnerabilities by vendor
Patched FunctionsWhere CVE fixes land in code

Tools

CVSS CalculatorScore CVSS 4.0, 3.1, 3.0 & 2.0
Badge BuilderEmbeddable SVG badges for READMEs

Resources

LearnSecurity guides
Data SourcesCVE data sources

About Blog Pricing Demo

Home
Patched Functions
Openzeppelin
Openzeppelin Contracts
IsValidSignature

isValidSignature in OpenZeppelin/openzeppelin-contracts: Patched by 2 CVEs

OpenZeppelin/openzeppelin-contracts

Function

isValidSignature

Name: isValidSignature in OpenZeppelin/openzeppelin-contracts: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

contracts/mocks/ERC1271WalletMock.sol

Last patched July 21, 2022

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2022

Years

By CVE publication date

Overview

isValidSignature in OpenZeppelin/openzeppelin-contracts was changed by 2 published CVE fixes in 2022, in 1 distinct patches that added or removed 18 lines in total.

OpenZeppelin/openzeppelin-contracts has 18 CVEs with a located fix in total, so 11% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed isValidSignature, newest first, with the lines each fix touched.

OpenZeppelin Contracts's ERC165Checker may revert instead of returning false
CVE-2022-31170 · lines 18–26 · +9 −0
High · CVSS 7.5
EPSS 0.8%2022-07-21
OpenZeppelin Contracts's SignatureChecker may revert on invalid EIP-1271 signers
CVE-2022-31172 · lines 18–26 · +9 −0
High · CVSS 7.5
EPSS 0.5%2022-07-21

Get an alert when the next CVE fix lands in OpenZeppelin/openzeppelin-contracts, with the patched functions.

Monitor openzeppelin-contracts CVEs

Other hotspots in the repository

Functions in OpenZeppelin/openzeppelin-contracts changed by the most CVE fixes.

supportsInterface2 CVEs · contracts/mocks/ERC165/ERC165MaliciousData.sol _beforeCall2 CVEs · contracts/governance/TimelockController.sol msgDataShort1 CVEs · contracts/mocks/ContextMock.sol _msgData1 CVEs · contracts/metatx/ERC2771Context.sol tryRecover1 CVEs · contracts/utils/cryptography/ECDSA.sol _msgSender1 CVEs · contracts/metatx/ERC2771Context.sol

All patched functions in OpenZeppelin/openzeppelin-contracts

Frequently asked questions

Common questions about CVE fixes to isValidSignature.

How many CVEs have patched isValidSignature?: 2 published CVEs changed isValidSignature in OpenZeppelin/openzeppelin-contracts, in 1 distinct patches totalling 18 changed lines, between 2022 and 2022.
What is the latest CVE that changed isValidSignature?: CVE-2022-31170 (OpenZeppelin Contracts's ERC165Checker may revert instead of returning false), published 2022-07-21, changed lines 18 to 26 of contracts/mocks/ERC1271WalletMock.sol.
How does isValidSignature compare to the rest of OpenZeppelin/openzeppelin-contracts?: OpenZeppelin/openzeppelin-contracts has 18 CVEs with a located fix in total; 2 of them changed isValidSignature.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

contracts/mocks/ERC1271WalletMock.sol on GitHub (opens in a new tab)
All patched functions in OpenZeppelin/openzeppelin-contracts
Patched functions directory

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

Track OpenZeppelin/openzeppelin-contracts CVEs

Get an alert when a new CVE lands in this repository, with the patched functions and AI-written remediation guidance.

Create an account See pricing

On this page

Overview
CVEs that patched it
Other hotspots in the repository
FAQ
References