High severity7.6NVD Advisory· Published Mar 13, 2023· Updated Jun 17, 2026
CVE-2023-26074
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4- Samsung/Mobile Chipset and Baseband Modem Chipset for Exynosdescription
Patches
Vulnerability mechanics
References
7- semiconductor.samsung.com/support/quality-support/product-security-updates/nvdVendor Advisory
- semiconductor.samsung.com/processor/mobile-processor/nvdProduct
- semiconductor.samsung.com/processor/modem/nvdProduct
- packetstormsecurity.com/files/171383/Shannon-Baseband-NrmmMsgCodec-Access-Category-Definitions-Heap-Buffer-Overflow.htmlnvd
- bugs.chromium.org/p/project-zero/issues/detailnvd
- googleprojectzero.blogspot.com/2023/03/multiple-internet-to-baseband-remote-rce.htmlnvd
- project-zero.issues.chromium.org/issues/42451536nvd
News mentions
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