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OpenAdvisories
Medium ALAS2023-2026-1772 1 CVE

Moderate: capstone security update (Amazon Linux 2023)

Published May 25, 2026 · Updated May 25, 2026

Ecosystem: Amazon Linux

Summary

Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2025-68114: Capstone is a disassembly framework. In versions 6.0.0-Alpha5 and prior, an unchecked vsnprintf return in SStream_concat lets a malicious cs_opt_mem.vsnprintf drive SStream's index negative or past the end, leading to a stack buffer underflow/overflow when the next write occurs. Commit 2c7797182a1618be12017d7d41e0b6581d5d529e fixes the issue.

Fixed packages 7

ReleasePackageFixed in
Amazon Linux · 2023 capstone 0:4.0.2-9.amzn2023.0.5
Amazon Linux · 2023 capstone-debuginfo 0:4.0.2-9.amzn2023.0.5
Amazon Linux · 2023 capstone-debugsource 0:4.0.2-9.amzn2023.0.5
Amazon Linux · 2023 capstone-devel 0:4.0.2-9.amzn2023.0.5
Amazon Linux · 2023 capstone-java 0:4.0.2-9.amzn2023.0.5
Amazon Linux · 2023 python3-capstone 0:4.0.2-9.amzn2023.0.5
Amazon Linux · 2023 python3-capstone-debuginfo 0:4.0.2-9.amzn2023.0.5

Vulnerabilities 1

  • Medium 4.8
    CVE-2025-68114

    Capstone doesn't check vsnprintf return in SStream_concat, allows stack buffer underflow and overflow

    Capstone is a disassembly framework. In versions 6.0.0-Alpha5 and prior, an unchecked vsnprintf return in SStream_concat lets a malicious cs_opt_mem.vsnprintf drive SStream’s index negative or past the end, leading to a stack buffer underflow/overflow when th…

    capstone-engine capstone rust capstone Debian Ubuntu Azure Linux Alpine

References

  • web
    https://alas.aws.amazon.com/cve/html/CVE-2025-68114.html