Improper Restriction of Operations within the Bounds of a Memory Buffer Affecting clang package, versions [,18.1.3)


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
0.99% (58th percentile)

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  • Snyk IDSNYK-UNMANAGED-CLANG-9673849
  • published7 Apr 2024
  • disclosed5 Apr 2024
  • creditUnknown

Introduced: 5 Apr 2024

CVE-2024-31852  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade clang to version 18.1.3 or higher.

Overview

Affected versions of this package are vulnerable to Improper Restriction of Operations within the Bounds of a Memory Buffer due to a miscompile flaw in certain conditions where the LR register can be overwritten without data being saved to the stack. This can lead to an exploitable error in the compiled code, affecting the ARM backend and can be demonstrated with Clang.

CVSS Base Scores

version 3.1