| Name | CVE-2015-3294 |
| Description | The tcp_request function in Dnsmasq before 2.73rc4 does not properly handle the return value of the setup_reply function, which allows remote attackers to read process memory and cause a denial of service (out-of-bounds read and crash) via a malformed DNS request. |
| 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-225-1, DSA-3251-1 |
| Debian Bugs | 783459 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| dnsmasq (PTS) | bullseye | 2.85-1 | fixed |
| bullseye (security) | 2.85-1+deb11u1 | fixed | |
| bookworm | 2.90-4~deb12u1 | fixed | |
| sid, trixie | 2.91~test9-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| dnsmasq | source | squeeze | 2.55-2+deb6u1 | DLA-225-1 | ||
| dnsmasq | source | wheezy | 2.62-3+deb7u2 | DSA-3251-1 | ||
| dnsmasq | source | jessie | 2.72-3+deb8u1 | DSA-3251-1 | ||
| dnsmasq | source | (unstable) | 2.72-3.1 | 783459 |
http://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2015q2/009382.html
http://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=ad4a8ff7d9097008d7623df8543df435bfddeac8