| Name | CVE-2010-3762 |
| Description | ISC BIND before 9.7.2-P2, when DNSSEC validation is enabled, does not properly handle certain bad signatures if multiple trust anchors exist for a single zone, which allows remote attackers to cause a denial of service (daemon crash) via a DNS query. |
| 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-2130-1 |
| Debian Bugs | 599515 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| bind9 (PTS) | bullseye | 1:9.16.50-1~deb11u2 | fixed |
| bullseye (security) | 1:9.16.50-1~deb11u1 | fixed |
| bookworm, bookworm (security) | 1:9.18.28-1~deb12u2 | fixed |
| trixie | 1:9.20.4-2 | fixed |
| sid | 1:9.20.4-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| bind9 | source | lenny | 1:9.6.ESV.R3+dfsg-0+lenny1 | | DSA-2130-1 | |
| bind9 | source | (unstable) | 1:9.7.2.dfsg.P2-1 | | | 599515 |
Notes
http://ftp.isc.org/isc/bind9/9.7.2-P2/RELEASE-NOTES-BIND-9.7.2-P2.html
ACL bypass claimed to only affect >=9.7.2: https://kb.isc.org/article/AA-00935/0/CVE-2010-3762%3A-failure-to-handle-bad-signatures-if-multiple-trust-anchors-configured.html
The crash with multiple trust anchors affects 9.6 and is fixed in 9.6-ESV-R2.