CVE-2021-3405
Published: 23 February 2021
A flaw was found in libebml before 1.4.2. A heap overflow bug exists in the implementation of EbmlString::ReadData and EbmlUnicodeString::ReadData in libebml.
Priority
Status
Package | Release | Status |
---|---|---|
libebml Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(only affects 32-bit systems)
|
focal |
Not vulnerable
(only affects 32-bit systems)
|
|
groovy |
Ignored
(end of life)
|
|
hirsute |
Not vulnerable
(only affects 32-bit systems)
|
|
impish |
Not vulnerable
(only affects 32-bit systems)
|
|
jammy |
Needs triage
|
|
kinetic |
Ignored
(end of life, was needs-triage)
|
|
lunar |
Ignored
(end of life, was needs-triage)
|
|
mantic |
Needs triage
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Needs triage
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 6.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |