1. Ubuntu Security Notices
  2. USN-6142-1

USN-6142-1: nghttp2 vulnerability

Publication date

6 June 2023

Overview

nghttp2 could be made to crash if it opened a specially crafted file.

Releases

Packages

  • nghttp2 - HTTP/2 C Library and tools

Details

Gal Goldshtein discovered that nghttp2 incorrectly handled certain inputs. If
a user or an automated system were tricked into opening a specially crafted
input file, a remote attacker could possibly use this issue to cause a
denial of service.

Gal Goldshtein discovered that nghttp2 incorrectly handled certain inputs. If
a user or an automated system were tricked into opening a specially crafted
input file, a remote attacker could possibly use this issue to cause a
denial of service.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
20.04 focal libnghttp2-14 –  1.40.0-1ubuntu0.1
libnghttp2-dev –  1.40.0-1ubuntu0.1
nghttp2-proxy –  1.40.0-1ubuntu0.1
nghttp2 –  1.40.0-1ubuntu0.1
nghttp2-client –  1.40.0-1ubuntu0.1
nghttp2-server –  1.40.0-1ubuntu0.1
18.04 bionic libnghttp2-14 –  1.30.0-1ubuntu1+esm1  
libnghttp2-dev –  1.30.0-1ubuntu1+esm1  
nghttp2-proxy –  1.30.0-1ubuntu1+esm1  
nghttp2 –  1.30.0-1ubuntu1+esm1  
nghttp2-client –  1.30.0-1ubuntu1+esm1  
nghttp2-server –  1.30.0-1ubuntu1+esm1  
16.04 xenial libnghttp2-14 –  1.7.1-1ubuntu0.1~esm1  
libnghttp2-dev –  1.7.1-1ubuntu0.1~esm1  
nghttp2-proxy –  1.7.1-1ubuntu0.1~esm1  
nghttp2 –  1.7.1-1ubuntu0.1~esm1  
nghttp2-client –  1.7.1-1ubuntu0.1~esm1  
nghttp2-server –  1.7.1-1ubuntu0.1~esm1  

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References

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