| Name | CVE-2022-44570 |
| Description | A denial of service vulnerability in the Range header parsing component of Rack >= 1.5.0. A Carefully crafted input can cause the Range header parsing component in Rack to take an unexpected amount of time, possibly resulting in a denial of service attack vector. Any applications that deal with Range requests (such as streaming applications, or applications that serve files) may be impacted. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3298-1, DSA-5530-1, ELA-785-1 |
| Debian Bugs | 1029832 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| ruby-rack (PTS) | jessie, jessie (lts) | 1.5.2-3+deb8u4 | vulnerable |
| stretch (security) | 1.6.4-4+deb9u2 | vulnerable | |
| stretch (lts), stretch | 1.6.4-4+deb9u6 | fixed | |
| buster (security), buster, buster (lts) | 2.0.6-3+deb10u4 | fixed | |
| bullseye (security), bullseye | 2.1.4-3+deb11u2 | fixed | |
| bookworm (security), bookworm | 2.2.6.4-1+deb12u1 | fixed | |
| sid, trixie | 2.2.7-1.1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| ruby-rack | source | jessie | (unfixed) | end-of-life | ||
| ruby-rack | source | stretch | 1.6.4-4+deb9u4 | ELA-785-1 | ||
| ruby-rack | source | buster | 2.0.6-3+deb10u2 | DLA-3298-1 | ||
| ruby-rack | source | bullseye | 2.1.4-3+deb11u1 | DSA-5530-1 | ||
| ruby-rack | source | (unstable) | 2.2.4-3 | 1029832 |
https://github.com/rack/rack/commit/52721ae0b730e3920ad5375dfd5a3ea9b4f9e359 (v2.0.9.2)
https://github.com/rack/rack/commit/f66ef5c8255dcea82c1b2665fc9ab948b76bb437 (v2.1.4.2)
https://github.com/rack/rack/commit/f6d4f528f2df1318a6612845db0b59adc7fe8fc1 (v2.2.6.2)