CRITICAL
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
Published Jun 29, 2022
9.8
CRITICALCVSS 3.1
EPSS 2.24%
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.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
9.8 CRITICAL NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.24% 0.02237
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 4, 2026.
EPSS probability 0.02237
Score over time
2022-2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (16 key points)
Flat stretches are collapsed. Showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 4, 2026 | 2.24% (0.02237) | 82.22th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.67% (0.01668) | 73.65th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.20% (0.00196) | 39.47th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.37% (0.00367) | 73.37th | v3 (v2023.03.01) |
| Feb 18, 2024 | 0.31% (0.00306) | 69.05th | v3 (v2023.03.01) |
| Feb 4, 2024 | 0.24% (0.00240) | 62.15th | v3 (v2023.03.01) |
| Jan 20, 2024 | 0.19% (0.00194) | 57.34th | v3 (v2023.03.01) |
| Dec 10, 2023 | 0.18% (0.00176) | 54.57th | v3 (v2023.03.01) |
| Aug 1, 2023 | 0.16% (0.00160) | 51.81th | v3 (v2023.03.01) |
| Jul 6, 2023 | 0.14% (0.00142) | 48.97th | v3 (v2023.03.01) |
| May 30, 2023 | 0.08% (0.00084) | 34.32th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.07% (0.00075) | 30.31th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Jan 26, 2023 | 0.95% (0.00954) | 35.74th | v2 (v2022.01.01) |
| Jul 9, 2022 | 0.95% (0.00954) | 33.74th | v2 (v2022.01.01) |
| Jun 30, 2022 | 0.89% (0.00890) | 27.79th | v2 (v2022.01.01) |
Weaknesses (1)
References (5)
- https://cert-portal.siemens.com/productcert/html/ssa-577017.html
- https://github.com/u-boot/u-boot/commit/8f8c04bf1ebbd2f72f1643e7ad9617dafa6e5409 x_refsource_MISCExploitPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2025/05/msg00001.html
- https://lists.denx.de/pipermail/u-boot/2022-June/486113.html x_refsource_MISCExploitPatchVendor Advisory
- https://source.denx.de/u-boot/u-boot/-/commit/8f8c04bf1ebbd2f72f1643e7ad9617dafa6e5409 x_refsource_MISCPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://cert-portal.siemens.com/productcert/html/ssa-577017.html | ||
| https://github.com/u-boot/u-boot/commit/8f8c04bf1ebbd2f72f1643e7ad9617dafa6e5409 | x_refsource_MISCExploitPatchThird Party Advisory | |
| https://lists.debian.org/debian-lts-announce/2025/05/msg00001.html | ||
| https://lists.denx.de/pipermail/u-boot/2022-June/486113.html | x_refsource_MISCExploitPatchVendor Advisory | |
| https://source.denx.de/u-boot/u-boot/-/commit/8f8c04bf1ebbd2f72f1643e7ad9617dafa6e5409 | x_refsource_MISCPatchVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jun 29, 2022
Updated May 12, 2026
Reserved Jun 29, 2022
Link CVE-2022-34835
CISA Vulnrichment
Updated n/a