CVE-2023-21494: Buffer Overflow

Published May 4, 2023
·
Updated

Potential buffer overflow vulnerability in auth api in mmAuthentication.c in Shannon baseband prior to SMR May-2023 Release 1 allows remote attackers to cause invalid memory access.

Affected Software

9 affected components
Samsung android=13.0
Samsung android=13.0-smr-apr-2023-r1
Samsung android=13.0-smr-dec-2022-r1
Samsung android=13.0-smr-feb-2023-r1
Samsung android=13.0-smr-jan-2023-r1
Samsung android=13.0-smr-mar-2023-r1
Samsung android=13.0-smr-nov-2022-r1
Samsung android=13.0-smr-oct-2022-r1
Samsung Exynos

Event History

May 4, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionSeverityWeakness
Data Sourced
09:15 PM
Description
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Frequently Asked Questions

1

What is CVE-2023-21494?

CVE-2023-21494 is a potential buffer overflow vulnerability in the auth API in mm_Authentication.c in Shannon baseband prior to SMR May-2023 Release 1.

2

Is CVE-2023-21494 critical?

Yes, CVE-2023-21494 has a severity value of 9.8, which is considered critical.

3

How does CVE-2023-21494 affect Samsung Android?

CVE-2023-21494 affects Samsung Android versions 13.0 and prior to SMR May-2023 Release 1.

4

How can remote attackers exploit CVE-2023-21494?

Remote attackers can exploit CVE-2023-21494 to cause invalid memory access.

5

Where can I find more information about CVE-2023-21494?

You can find more information about CVE-2023-21494 at the following reference link: [https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=05](https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=05)

Contact

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