CVE-2022-34835
critical
CVSS v3
9.8
CVSS v4 NEW
—
VIR risk
9.8
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
Exploit likelihood
97%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 2022.07+dfsg-1 |
| sid | Fixed | 2022.07+dfsg-1 |
| forky | Fixed | 2022.07+dfsg-1 |
| bullseye | Fixed | 2021.01+dfsg-5+deb11u1 |
| bookworm | 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
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.