Description
Unbound before 1.4.3 does not properly align structures on 64-bit platforms, which allows remote attackers to cause a denial of service (daemon crash) via unspecified vectors.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | unbound | 1.4.3-1 | — |
| Debian 13 | unbound | 1.4.3-1 | — |
| Debian 12 | unbound | 1.4.3-1 | — |
References
- 62903 vdb-entry
- [oss-security] 20100312 CVE Request -- Unbound v1.4.3 -- 64 bit platforms specific remote DoS mailing-list
- 38888 third-party-advisory
- [unbound-users] 20100311 Unbound 1.4.3 release mailing-list
- [oss-security] 20100316 Re: CVE Request -- Unbound v1.4.3 -- 64 bit platforms specific remote DoS mailing-list
- http://bugs.gentoo.org/show_bug.cgi?id=309117
- 38701 vdb-entry