CVE-2024-7883 Affecting llvm-toolchain-15 package, versions *


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.47% (39th percentile)

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  • Snyk IDSNYK-UBUNTU2204-LLVMTOOLCHAIN15-8602353
  • published26 Feb 2026
  • disclosed31 Oct 2024

Introduced: 31 Oct 2024

CVE-2024-7883  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:22.04 llvm-toolchain-15.

NVD Description

Note: Versions mentioned in the description apply only to the upstream llvm-toolchain-15 package and not the llvm-toolchain-15 package as distributed by Ubuntu. See How to fix? for Ubuntu:22.04 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1