CVE-2026-34855
MEDIUMCVSS 5.7/10EPSS 0.11%
Last modified
CVE-2026-34855 is a medium-severity vulnerability rated 5.7/10 on the CVSS scale. Out-of-bounds write vulnerability in the kernel module. Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.. EPSS estimates a 0.11% chance of exploitation in the next 30 days.
Description
Out-of-bounds write vulnerability in the kernel module. Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.
Metrics
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Huawei | Harmonyos | 4.0.0 |
| Huawei | Harmonyos | 4.2.0 |
| Huawei | Harmonyos | 4.3.0 |
| Huawei | Harmonyos | 4.3.1 |
| Huawei | Harmonyos | 5.1.0 |
| Huawei | Harmonyos | 6.0.0 |
| Huawei | Emui | 14.0.0 |
| Huawei | Emui | 14.2.0 |
| Huawei | Emui | 15.0.0 |
References
- https://consumer.huawei.com/en/support/bulletin/2026/4/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-34855?
Out-of-bounds write vulnerability in the kernel module.
Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.
How severe is CVE-2026-34855?
CVE-2026-34855 has a CVSS score of 5.7/10 (MEDIUM severity). The EPSS model estimates a 0.11% probability of exploitation in the next 30 days.
How do I fix CVE-2026-34855?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2026-34855?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST