High severity7.6NVD Advisory· Published Mar 13, 2023· Updated Jun 17, 2026
CVE-2023-26076
CVE-2023-26076
Description
An issue was discovered in Samsung Mobile Chipset and Baseband Modem Chipset for Exynos 1280, Exynos 2200, Exynos Modem 5123, Exynos Modem 5300, and Exynos Auto T5123. An intra-object overflow in the 5G SM message codec can occur due to insufficient parameter validation when decoding reserved options.
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Affected products
6- Samsung/Mobile Chipset and Baseband Modem Chipset for Exynosdescription
Patches
Vulnerability mechanics
References
5- 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/171400/Shannon-Baseband-NrSmPcoCodec-Intra-Object-Overflow.htmlnvd
- googleprojectzero.blogspot.com/2023/03/multiple-internet-to-baseband-remote-rce.htmlnvd
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