| Name | CVE-2011-4362 |
| Description | Integer signedness error in the base64_decode function in the HTTP authentication functionality (http_auth.c) in lighttpd 1.4 before 1.4.30 and 1.5 before SVN revision 2806 allows remote attackers to cause a denial of service (segmentation fault) via crafted base64 input that triggers an out-of-bounds read with a negative index. |
| 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-2368-1 |
| Debian Bugs | 652726 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| lighttpd (PTS) | jessie, jessie (lts) | 1.4.35-4+deb8u1 | fixed |
| stretch (security), stretch (lts), stretch | 1.4.45-1+deb9u1 | fixed |
| buster (security), buster, buster (lts) | 1.4.53-4+deb10u3 | fixed |
| bullseye (security), bullseye | 1.4.59-1+deb11u2 | fixed |
| bookworm | 1.4.69-1 | fixed |
| sid, trixie | 1.4.76-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
http://openwall.com/lists/oss-security/2011/11/29/8
http://redmine.lighttpd.net/issues/2370
the announcement says that the debian package is not affected, but there are no additional patches that would cause different behavior (i.e. the base64_reverse_table is the same in debian and upstream), so if upstream is affected, so too is the debian package