=========================================================================Ubuntu Security Notice USN-5769-1
December 08, 2022
protobuf vulnerabilities
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.04 ESM
Summary:
Several security issues were fixed in protobuf.
Software Description:
- protobuf: protocol buffers C++ library (development files)
Details:
It was discovered that protobuf did not properly manage memory when
serializing
large messages. An attacker could possibly use this issue to cause
applications
using protobuf to crash, resulting in a denial of service, or possibly
execute
arbitrary code. (CVE-2015-5237)
It was discovered that protobuf did not properly manage memory when parsing
specifically crafted messages. An attacker could possibly use this issue to
cause applications using protobuf to crash, resulting in a denial of
service.
(CVE-2022-1941)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 16.04 ESM:
libprotobuf-lite9v5 2.6.1-1.3ubuntu0.1~esm2
libprotobuf9v5 2.6.1-1.3ubuntu0.1~esm2
libprotoc9v5 2.6.1-1.3ubuntu0.1~esm2
protobuf-compiler 2.6.1-1.3ubuntu0.1~esm2
python-protobuf 2.6.1-1.3ubuntu0.1~esm2
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-5769-1
CVE-2015-5237, CVE-2022-1941
