| Name | CVE-2024-50343 |
| Description | symfony/validator is a module for the Symphony PHP framework which provides tools to validate values. It is possible to trick a `Validator` configured with a regular expression using the `$` metacharacters, with an input ending with `\n`. Symfony as of versions 5.4.43, 6.4.11, and 7.1.4 now uses the `D` regex modifier to match the entire input. Users are advised to upgrade. There are no known workarounds for this vulnerability. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-5809-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| symfony (PTS) | jessie, jessie (lts) | 2.3.21+dfsg-4+deb8u6 | vulnerable |
| stretch (security) | 2.8.7+dfsg-1.3+deb9u3 | vulnerable |
| stretch (lts), stretch | 2.8.7+dfsg-1.3+deb9u5 | vulnerable |
| buster (security), buster, buster (lts) | 3.4.22+dfsg-2+deb10u3 | vulnerable |
| bullseye | 4.4.19+dfsg-2+deb11u6 | vulnerable |
| bookworm | 5.4.23+dfsg-1+deb12u2 | vulnerable |
| bookworm (security) | 5.4.23+dfsg-1+deb12u4 | fixed |
| sid, trixie | 6.4.15+dfsg-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| symfony | source | bookworm | 5.4.23+dfsg-1+deb12u3 | | DSA-5809-1 | |
| symfony | source | (unstable) | 6.4.11+dfsg-1 | | | |
Notes
https://github.com/symfony/symfony/security/advisories/GHSA-g3rh-rrhp-jhh9
Fixed by: https://github.com/symfony/symfony/commit/7d1032bbead9a4229b32fa6ebca32681c80cb76f (v5.4.43, v6.4.11, v7.1.4)