CVE-2023-26074

Description

An issue was discovered in Samsung Mobile Chipset and Baseband Modem Chipset for Exynos 850, Exynos 980, Exynos 1080, Exynos 1280, Exynos 2200, Exynos Modem 5123, Exynos Modem 5300, and Exynos Auto T5123.. A heap-based buffer overflow in the 5G MM message codec can occur due to insufficient parameter validation when decoding operator-defined access category definitions.

Category

7.6
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.19%
Vendor Advisory samsung.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://semiconductor.samsung.com/processor/modem/ product
https://semiconductor.samsung.com/processor/mobile-processor/ product
https://semiconductor.samsung.com/support/quality-support/product-security-updates/ vendor advisory
https://googleprojectzero.blogspot.com/2023/03/multiple-internet-to-baseband-remote-rce.html
https://bugs.chromium.org/p/project-zero/issues/detail?id=2397
http://packetstormsecurity.com/files/171383/Shannon-Baseband-NrmmMsgCodec-Access-Category-Definitions-Heap-Buffer-Overflow.html
https://project-zero.issues.chromium.org/issues/42451536

Frequently Asked Questions

What is the severity of CVE-2023-26074?
CVE-2023-26074 has been scored as a high severity vulnerability.
How to fix CVE-2023-26074?
To fix CVE-2023-26074, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-26074 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-26074 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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