I'm a libbson maintainer, and I believe this is only a minor bug, not
a grave vulnerability.
The bug is triggered when libbson reads BSON data corrupted in a
specific manner. The faulty logic will read up to 4 bytes past the end
of a buffer.
This is not a grave vulnerability for two reasons. Firs
Processing commands for cont...@bugs.debian.org:
> retitle 913896 libbson: heap-based buffer over-read via a crafted bson buffer
Bug #913896 [src:libbson] CVE-2018-16790
Changed Bug title to 'libbson: heap-based buffer over-read via a crafted bson
buffer' from 'CVE-2018-16790
Source: libbson
Severity: grave
Tags: security
Please see https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16790
Cheers,
Moritz
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