CVE-2021-28211
Published: 16 March 2021
A heap overflow in LzmaUefiDecompressGetInfo function in EDK II.
Priority
Status
Package | Release | Status |
---|---|---|
edk2 Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
focal |
Released
(0~20191122.bd85bf54-2ubuntu3.2)
|
|
groovy |
Released
(2020.05-5ubuntu0.2)
|
|
hirsute |
Not vulnerable
(2020.11-4)
|
|
impish |
Not vulnerable
(2020.11-4)
|
|
jammy |
Not vulnerable
(2020.11-4)
|
|
kinetic |
Not vulnerable
(2020.11-4)
|
|
lunar |
Not vulnerable
(2020.11-4)
|
|
mantic |
Not vulnerable
(2020.11-4)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(2020.11-1)
|
|
xenial |
Needs triage
|
|
Patches: upstream: https://github.com/tianocore/edk2/commit/e7bd0dd26db7e56aa8ca70132d6ea916ee6f3db0 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 6.7 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | High |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |