|Description||nghttp2 version >= 1.10.0 and nghttp2 <= v1.31.0 contains an Improper Input Validation CWE-20 vulnerability in ALTSVC frame handling that can result in segmentation fault leading to denial of service. This attack appears to be exploitable via network client. This vulnerability appears to have been fixed in >= 1.31.1.|
|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)|
Vulnerable and fixed packages
The table below lists information on source packages.
|nghttp2 (PTS)||stretch (security), stretch||1.18.1-1+deb9u1||vulnerable|
|buster, buster (security)||1.36.0-2+deb10u1||fixed|
|bookworm, sid, bullseye||1.43.0-1||fixed|
The information below is based on the following data on fixed versions.
|Package||Type||Release||Fixed Version||Urgency||Origin||Debian Bugs|
[stretch] - nghttp2 <no-dsa> (Minor issue)
[jessie] - nghttp2 <not-affected> (Issue introduced in 1.10.0)
Affected versions: nghttp2 >= 1.10.0 and nghttp2 <= v1.31.0
Fixed by: https://github.com/nghttp2/nghttp2/commit/b1bd6035e884b3d83748914a3b5f2a8e52a78a2f