Description
Heap-based buffer overflow in compression-pointer processing in core/ngx_resolver.c in nginx before 1.0.10 allows remote resolvers to cause a denial of service (daemon crash) or possibly have unspecified other impact via a long response.
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 | nginx | 1.1.8-1 | — |
| Debian 13 | nginx | 1.1.8-1 | — |
| Debian 12 | nginx | 1.1.8-1 | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | nginx | 1.11.4-2.5 | openSUSE-SU-2024:10044-1 |
Advisories 1
- openSUSE-SU-2024:10044-1 nginx-1.11.4-2.5 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- [oss-security] 20111117 Re: CVE Request: nginx resolver heap overflow mailing-list
- FEDORA-2011-16075 vendor-advisory
- SUSE-SU-2011:1300 vendor-advisory
- http://www.nginx.org/en/CHANGES-1.0
- http://trac.nginx.org/nginx/changeset/4268/nginx
- [oss-security] 20111117 CVE Request: nginx resolver heap overflow mailing-list
- 48577 third-party-advisory
- 47097 third-party-advisory
- GLSA-201203-22 vendor-advisory
- 50710 vdb-entry