CVE-2018-20788
CVE-2018-20788 is a medium-severity vulnerability in Micode Xiaomi Perseus-p-oss with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-190.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (52nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-190
- Affected product: Micode Xiaomi Perseus-p-oss
- Published:
- Last modified:
Description
drivers/leds/leds-aw2023.c in the led driver for custom Linux kernels on the Xiaomi Redmi 6pro daisy-o-oss phone has several integer overflows because of a left-shifting operation when the right-hand operand can be equal to or greater than the integer length. This can be exploited by a crafted application for denial of service.
Frequently asked questions
- What is CVE-2018-20788?
- drivers/leds/leds-aw2023.c in the led driver for custom Linux kernels on the Xiaomi Redmi 6pro daisy-o-oss phone has several integer overflows because of a left-shifting operation when the right-hand operand can be equal to or greater than the integer length. This can be exploited by a crafted application for denial of service.
- How severe is CVE-2018-20788?
- CVE-2018-20788 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2018-20788 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-20788?
- CVE-2018-20788 affects Micode Xiaomi Perseus-p-oss. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-20788?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2018-20788 published?
- CVE-2018-20788 was published on 2019-02-25 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:micode:xiaomi_perseus-p-oss:*:*:*:*:*:*:*:*
More vulnerabilities in Micode Xiaomi Perseus-p-oss
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