| Name | CVE-2021-37148 | 
| Description | Improper input validation vulnerability in header parsing of Apache Traffic Server allows an attacker to smuggle requests. This issue affects Apache Traffic Server 8.0.0 to 8.1.2 and 9.0.0 to 9.0.1. | 
| 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-5153-1 | 
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status | 
|---|
| trafficserver (PTS) | bullseye | 8.1.10+ds-1~deb11u1 | fixed | 
 | bullseye (security) | 8.1.11+ds-0+deb11u2 | fixed | 
 | bookworm, bookworm (security) | 9.2.5+ds-0+deb12u3 | fixed | 
 | sid | 9.2.5+ds-1 | fixed | 
The information below is based on the following data on fixed versions.
Notes
https://www.openwall.com/lists/oss-security/2021/11/02/11
https://github.com/apache/trafficserver/pull/8457/
https://github.com/apache/trafficserver/commit/6e5070118a20772a30c3fccee2cf1c44f0a21fc0 (master)
https://github.com/apache/trafficserver/commit/e2c9ac217f24dc3e91ff2c9f52b52093e8fb32d5 (8.1.x)