Low severity3.7NVD Advisory· Published Oct 31, 2024· Updated Jun 17, 2026
CVE-2024-7883
CVE-2024-7883
Description
When using Arm Cortex-M Security Extensions (CMSE), Secure stack contents can be leaked to Non-secure state via floating-point registers when a Secure to Non-secure function call is made that returns a floating-point value and when this is the first use of floating-point since entering Secure state. This allows an attacker to read a limited quantity of Secure stack contents with an impact on confidentiality. This issue is specific to code generated using LLVM-based compilers.
Affected products
11- Arm Ltd/Arm Compiler for Embeddedv5Range: 6.6
- Arm Ltd/Arm Compiler for Embedded FuSa 6.16LTSv5Range: All versions
- Arm Ltd/Arm Compiler for Embedded FuSa 6.21v5Range: All versions
- Arm Ltd/Arm Compiler for Functional Safety 6.6v5Range: All versions
- Arm Ltd/CLangv5Range: 13
- cpe:2.3:a:arm:arm_compiler_for_embedded:*:*:*:*:*:*:*:*Range: >=6.6,<6.23
cpe:2.3:a:arm:arm_compiler_for_embedded_fusa:6.16:*:*:*:lts:*:*:*+ 1 more
- cpe:2.3:a:arm:arm_compiler_for_embedded_fusa:6.16:*:*:*:lts:*:*:*
- cpe:2.3:a:arm:arm_compiler_for_embedded_fusa:6.21:*:*:*:lts:*:*:*
- cpe:2.3:a:arm:arm_compiler_for_functional_safety:6.6:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
1- developer.arm.com/Arm%20Security%20Center/Cortex-M%20Security%20Extensions%20VulnerabilitynvdExploitVendor Advisory
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