| Name | CVE-2016-2161 | 
| Description | In Apache HTTP Server versions 2.4.0 to 2.4.23, malicious input to mod_auth_digest can cause the server to crash, and each instance continues to crash even for subsequently valid requests. | 
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) | 
| References | DSA-3796-1 | 
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status | 
|---|
| apache2 (PTS) | bullseye | 2.4.62-1~deb11u1 | fixed | 
|  | bullseye (security) | 2.4.65-1~deb11u1 | fixed | 
|  | bookworm | 2.4.65-1~deb12u1 | fixed | 
|  | bookworm (security) | 2.4.62-1~deb12u2 | fixed | 
|  | trixie | 2.4.65-2 | fixed | 
|  | forky, sid | 2.4.65-3 | fixed | 
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs | 
|---|
| apache2 | source | wheezy | (not affected) |  |  |  | 
| apache2 | source | jessie | 2.4.10-10+deb8u8 |  | DSA-3796-1 |  | 
| apache2 | source | (unstable) | 2.4.25-1 |  |  |  | 
Notes
[wheezy] - apache2 <not-affected> (Vulnerable code introduced in 2.4.x)
https://lists.apache.org/thread.html/139862b41c0dfd5e6e00ad89c00119f9faf0dd41a2f927da9c9a4076@%3Cannounce.httpd.apache.org%3E
Fixed by: https://svn.apache.org/r1772919
Affects: 2.4.1 to 2.4.23
Fixed in 2.4.25