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Low ALSA-2026:39309 1 CVE

Low: capstone security update

Published Jul 14, 2026 · Updated Oct 29, 2026

Summary

Capstone is a disassembly framework with the target of becoming the ultimate disasm engine for binary analysis and reversing in the security community.

Security Fix(es):

* capstone: Capstone: Memory corruption via unchecked vsnprintf return (CVE-2025-68114)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Fixed packages 4

ReleasePackageFixed in
AlmaLinux · 9 capstone 4.0.2-13.el9_8
AlmaLinux · 9 capstone-devel 4.0.2-13.el9_8
AlmaLinux · 9 capstone-java 4.0.2-13.el9_8
AlmaLinux · 9 python3-capstone 4.0.2-13.el9_8

Vulnerabilities 1

  • Medium 4.8

    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…

References

  • report
    https://access.redhat.com/security/cve/CVE-2025-68114
  • report
    https://bugzilla.redhat.com/2423416
  • advisory
    https://errata.almalinux.org/9/ALSA-2026-39309.html