CVE-2022-34835
Published: 30 June 2022
In Das U-Boot through 2022.07-rc5, an integer signedness error and resultant stack-based buffer overflow in the "i2c md" command enables the corruption of the return address pointer of the do_i2c_md function.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
u-boot Launchpad, Ubuntu, Debian |
bionic |
Released
(2020.10+dfsg-1ubuntu0~18.04.3)
|
| focal |
Released
(2021.01+dfsg-3ubuntu0~20.04.5)
|
|
| impish |
Ignored
(end of life)
|
|
| jammy |
Released
(2022.01+dfsg-2ubuntu2.3)
|
|
| kinetic |
Not vulnerable
(2022.07+dfsg-1ubuntu4)
|
|
| lunar |
Not vulnerable
(2022.07+dfsg-1ubuntu4)
|
|
| mantic |
Not vulnerable
(2022.07+dfsg-1ubuntu4)
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Needs triage
|
|
|
Patches: upstream: https://source.denx.de/u-boot/u-boot/-/commit/8f8c04bf1ebbd2f72f1643e7ad9617dafa6e5409 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 9.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |