Semver, a crucial npm package for semantic version parsing, saw a minor update from version 2.0.7 to 2.0.8 in June 2013. Both versions share the same core functionality as a semantic version parser used extensively within the npm ecosystem. They also maintain identical development dependencies, relying on "tap" for testing (version 0.x, greater than or equal to 0.0.4) and "uglify-js" for minification (version ~2.3.6). The license remains BSD, and the source code continues to be hosted on the same GitHub repository. Developers will find the API and usage patterns consistent between the two releases, ensuring a smooth transition. The difference lies primarily in bug fixes and potentially minor performance improvements implemented in version 2.0.8, as is typical of patch releases. For developers already using semver, upgrading to 2.0.8 is generally recommended, providing access to the latest stability enhancements. You can locate the specific source code for each version through the provided tarball URLs, allowing for direct comparison if specific fixes are crucial. Each version supports the parsing, validating, and manipulating semantic version strings, ensuring accurate dependency management and upgrade strategies within Node.js projects. The slightly later release date of 2.0.8 (June 24, 2013), compared to 2.0.7 (June 20, 2013), indicates the newer version incorporates changes made in the intervening four days.
All the vulnerabilities related to the version 2.0.8 of the package
Regular Expression Denial of Service in semver
Versions 4.3.1 and earlier of semver
are affected by a regular expression denial of service vulnerability when extremely long version strings are parsed.
Update to version 4.3.2 or later
semver vulnerable to Regular Expression Denial of Service
Versions of the package semver before 7.5.2 on the 7.x branch, before 6.3.1 on the 6.x branch, and all other versions before 5.7.2 are vulnerable to Regular Expression Denial of Service (ReDoS) via the function new Range, when untrusted user data is provided as a range.