CVE-2023-26074 | BDVDB-2026-197253 Detail
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.
Impact#
Per CVSS v3.1: confidentiality impact low, integrity impact low, availability impact high. Attack vector: network.
Weaknesses#
- CWE-787 Out-of-bounds Write
References#
- https://semiconductor.samsung.com/processor/modem/
- https://semiconductor.samsung.com/processor/mobile-processor/
- https://semiconductor.samsung.com/support/quality-support/product-security-updates/
- 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
Exploit#
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.