Description
lighttpd before 1.4.14 allows attackers to cause a denial of service (crash) via a request to a file whose mtime is 0, which results in a NULL pointer dereference.
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 | lighttpd | 1.4.15-1 | — |
| Debian 13 | lighttpd | 1.4.15-1 | — |
| Debian 12 | lighttpd | 1.4.15-1 | — |
| Debian 4.0 | lighttpd | 1.4.13-4etch1 | DSA-1303-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | lighttpd | 1.4.59-2.1 | openSUSE-SU-2024:10585-1 |
Advisories 2
- DSA-1303-1 lighttpd - denial of service Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10585-1 lighttpd-1.4.59-2.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- 25613 third-party-advisory
- GLSA-200705-07 vendor-advisory
- ADV-2007-1399 vdb-entry
- 24947 third-party-advisory
- http://www.lighttpd.net/assets/2007/4/13/lighttpd_sa2007_02.txt
- SUSE-SR:2007:007 vendor-advisory
- 24995 third-party-advisory
- https://issues.rpath.com/browse/RPL-1218
- DSA-1303 vendor-advisory
- lighttpd-mtime-dos(33678) vdb-entry
- 23515 vdb-entry
- 20070420 FLEA-2007-0011-1: lighttpd mailing-list
- 25166 third-party-advisory
- 24886 third-party-advisory