| Name | CVE-2021-3902 |
| Description | Improper Restriction of XML External Entity Reference for included svg files |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| php-dompdf (PTS) | buster | 0.6.2+dfsg-3 | fixed |
| buster (security) | 0.6.2+dfsg-3+deb10u2 | fixed |
| bullseye | 0.6.2+dfsg-3.1 | fixed |
| bookworm | 2.0.3+dfsg-1 | fixed |
| trixie | 2.0.3+dfsg-2 | fixed |
| sid | 2.0.3+dfsg-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| php-dompdf | source | buster | (not affected) | | | |
| php-dompdf | source | bullseye | (not affected) | | | |
| php-dompdf | source | (unstable) | 2.0.2+dfsg-1 | | | |
Notes
[bullseye] - php-dompdf <not-affected> (current code reject svg image. Double checked by testing)
[buster] - php-dompdf <not-affected> (current code reject svg image. Double checked by testing)
https://github.com/dompdf/dompdf/issues/2564
https://huntr.dev/bounties/a6071c07-806f-429a-8656-a4742e4191b1
https://github.com/dompdf/dompdf/commit/f56bc8e40be6c0ae0825e6c7396f4db80620b799 (v2.0.0)