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CVE-2021-39792

MEDIUMCVSS 4.1/10EPSS 0.09%

Last modified

CVE-2021-39792 is a medium-severity vulnerability rated 4.1/10 on the CVSS scale. In usb_gadget_giveback_request of core.c, there is a possible use after free out of bounds read due to a race condition. This could lead to local information disclosure with System execution privileges needed. EPSS estimates a 0.09% chance of exploitation in the next 30 days.

Description

In usb_gadget_giveback_request of core.c, there is a possible use after free out of bounds read due to a race condition. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-161010552References: Upstream kernel

Metrics

CVSS 3.1
4.1/10

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N

EPSS Probability
0.09%

0.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
GoogleAndroidAll versions

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-39792?
In usb_gadget_giveback_request of core.c, there is a possible use after free out of bounds read due to a race condition. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-161010552References: Upstream kernel
How severe is CVE-2021-39792?
CVE-2021-39792 has a CVSS score of 4.1/10 (MEDIUM severity). The EPSS model estimates a 0.09% probability of exploitation in the next 30 days.
How do I fix CVE-2021-39792?
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-2021-39792?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST