| Name | CVE-2021-4249 |
| Description | A vulnerability was found in xml-conduit. It has been classified as problematic. Affected is an unknown function of the file xml-conduit/src/Text/XML/Stream/Parse.hs of the component DOCTYPE Entity Expansion Handler. The manipulation leads to infinite loop. It is possible to launch the attack remotely. Upgrading to version 1.9.1.0 is able to address this issue. The name of the patch is 4be1021791dcdee8b164d239433a2043dc0939ea. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-216204. |
| 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 |
|---|
| haskell-xml-conduit (PTS) | buster | 1.8.0-4 | vulnerable |
| bullseye | 1.9.0.0-1 | vulnerable |
| bookworm | 1.9.1.1-2 | fixed |
| sid, trixie | 1.9.1.3-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| haskell-xml-conduit | source | (unstable) | 1.9.1.1-1 | | | |
Notes
[bullseye] - haskell-xml-conduit <no-dsa> (Minor issue)
[buster] - haskell-xml-conduit <no-dsa> (Minor issue)
https://github.com/snoyberg/xml/pull/161/commits/2274b3c26fda7406337ce47cdfd862ef187694e2
https://github.com/snoyberg/xml/commit/4be1021791dcdee8b164d239433a2043dc0939ea (xml-conduit/1.9.1.0)