| Name | CVE-2017-9789 |
| Description | When under stress, closing many connections, the HTTP/2 handling code in Apache httpd 2.4.26 would sometimes access memory after it has been freed, resulting in potentially erratic behaviour. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| NVD severity | medium |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| apache2 (PTS) | stretch | 2.4.25-3+deb9u9 | fixed |
| stretch (security) | 2.4.25-3+deb9u11 | fixed | |
| buster | 2.4.38-3+deb10u5 | fixed | |
| buster (security) | 2.4.38-3+deb10u6 | fixed | |
| bullseye | 2.4.48-3.1+deb11u1 | fixed | |
| bullseye (security) | 2.4.51-1~deb11u1 | fixed | |
| bookworm, sid | 2.4.51-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| apache2 | source | (unstable) | (not affected) |
- apache2 <not-affected> (Only affected 2.4.26)
https://httpd.apache.org/security/vulnerabilities_24.html#2.4.27