vulnerability
Ubuntu: (Multiple Advisories) (CVE-2020-8244): bl vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 6 | (AV:N/AC:L/Au:N/C:P/I:N/A:P) | Aug 30, 2020 | Oct 5, 2021 | Mar 27, 2026 |
Severity
6
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:P)
Published
Aug 30, 2020
Added
Oct 5, 2021
Modified
Mar 27, 2026
Description
A buffer over-read vulnerability exists in bl <4.0.3, <3.0.1, <2.2.1, and <1.2.3 which could allow an attacker to supply user input (even typed) that if it ends up in consume() argument and can become negative, the BufferList state can be corrupted, tricking it into exposing uninitialized memory via regular .slice() calls.
Solution
ubuntu-pro-upgrade-node-bl
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