CVE-2022-34835
Description
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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2022-34835
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2022-34835.html
Vendor advisory: cve@mitre.org — https://source.denx.de/u-boot/u-boot/-/commit/8f8c04bf1ebbd2f72f1643e7ad9617dafa6e5409
Vendor advisory: cve@mitre.org — https://lists.denx.de/pipermail/u-boot/2022-June/486113.html
Vendor advisory: cve@mitre.org — https://github.com/u-boot/u-boot/commit/8f8c04bf1ebbd2f72f1643e7ad9617dafa6e5409
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 2022.07+dfsg-1 |
| debian | bullseye | fixed | 2021.01+dfsg-5+deb11u1 |
| debian | forky | fixed | 2022.07+dfsg-1 |
| debian | sid | fixed | 2022.07+dfsg-1 |
| debian | trixie | fixed | 2022.07+dfsg-1 |
References
- https://github.com/u-boot/u-boot/commit/8f8c04bf1ebbd2f72f1643e7ad9617dafa6e5409
- https://lists.denx.de/pipermail/u-boot/2022-June/486113.html
- https://source.denx.de/u-boot/u-boot/-/commit/8f8c04bf1ebbd2f72f1643e7ad9617dafa6e5409
- https://lists.debian.org/debian-lts-announce/2025/05/msg00001.html
- https://cert-portal.siemens.com/productcert/html/ssa-577017.html
- https://www.suse.com/security/cve/CVE-2022-34835.html
- https://security-tracker.debian.org/tracker/CVE-2022-34835
CWEs
CWE-787
Verify integrity in audit chain (admin only). AS-IS.