CVE-2019-14562
Published: 23 November 2020
Integer overflow in DxeImageVerificationHandler() EDK II may allow an authenticated user to potentially enable denial of service via local access.
Priority
Status
Package | Release | Status |
---|---|---|
edk2 Launchpad, Ubuntu, Debian |
bionic |
Released
(0~20180205.c0d9813c-2ubuntu0.3)
|
focal |
Released
(0~20191122.bd85bf54-2ubuntu3.1)
|
|
groovy |
Not vulnerable
(2020.05-5)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(2020.05-4)
|
|
xenial |
Released
(0~20160408.ffea0a2c-2ubuntu0.2)
|
|
Patches: upstream: https://github.com/tianocore/edk2/commit/503248ccdf45c14d4040ce44163facdc212e4991 upstream: https://github.com/tianocore/edk2/commit/a7632e913c1c106f436aefd5e76c394249c383a8 upstream: https://github.com/tianocore/edk2/commit/0b143fa43e92be15d11e22f80773bcb1b2b0608f |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.5 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |