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CVE-2025-15536

CVE-2025-15536 · BYVoid OpenCC MaxMatchSegmentation.cpp MaxMatchSegmentation heap-based overflow

This page contains facts from public vulnerability sources. Check the original advisory before updating.

A weakness has been identified in BYVoid OpenCC up to 1.1.9. This vulnerability affects the function opencc::MaxMatchSegmentation of the file src/MaxMatchSegmentation.cpp. This manipulation causes heap-based buffer overflow. The attack is restricted to local execution. The exploit has been made available to the public and could be used for attacks. Patch name: 345c9a50ab07018f1b4439776bad78a0d40778ec. To fix this issue, it is recommended to deploy a patch.

CVSS 4.8 · Medium · EPSS 0.3% · Fix available

Published
Updated

Stack: system · node

Affected products and versions

  • opencc

    Versions
    • 1.1.0: Affected
    • 1.1.1: Affected
    • 1.1.2: Affected
    • 1.1.3: Affected
    • 1.1.4: Affected
    • 1.1.5: Affected
    • 1.1.6: Affected
    • 1.1.7: Affected
    • 1.1.8: Affected
    • 1.1.9: Affected

    No fix published

  • opencc Debian:12

    Versions
    • 1.1.6+ds1-1
    • 1.1.6+ds1-2
    • 1.1.7+ds1-1
    • 1.1.8+ds1-1
    • 1.1.8+ds1-1~exp1
    • 1.1.8+ds1-2
    • 1.1.8+ds1-3
    • 1.1.9+ds1-1
    • 1.1.9+ds1-1~exp1
    • 1.1.9+ds1-2
    • 1.1.9+ds1-3
    • 1.1.9+ds1-3~exp1
    • 1.1.9+ds1-4
    • 1.2.0+ds1-1
    • 1.2.0+ds1-1~exp1
    • 1.2.0+ds1-1~exp2
    • 1.3.0+ds1-1
    • 1.3.0+ds1-1~exp1
    • 1.3.0+ds1-2
    • 1.3.1+ds1-1
    • 1.3.1+ds1-2
    • 1.3.1+ds1-3
    • 1.4.1+ds1-1
    • 1.4.1+ds1-1~exp1
    • 1.4.1+ds1-1~exp2
    • 1.4.1+ds1-1~exp3
    • 1.4.1+ds1-2
    • 1.4.1+ds1-3
    • 1.4.1+ds1-4
    • 1.4.1+ds1-5
    • 1.4.1+ds1-6
    • 1.4.1+ds1-7
    • 1.4.1+ds1-8
    • 1.4.2+ds1-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • opencc Debian:13

    Versions
    • 1.1.9+ds1-1
    Affected ranges
    • ECOSYSTEM: < 1.1.9+ds1-1+deb13u1

    Update to 1.1.9+ds1-1+deb13u1

  • opencc Debian:14

    Versions
    • 1.1.9+ds1-1
    • 1.1.9+ds1-2
    • 1.1.9+ds1-3
    • 1.1.9+ds1-3~exp1
    Affected ranges
    • ECOSYSTEM: < 1.1.9+ds1-4

    Update to 1.1.9+ds1-4

  • opencc npm

    Affected ranges
    • SEMVER: < 1.2.0

    Update to 1.2.0

  • opencc Ubuntu:16.04:LTS

    Versions
    • 0.4.3-2build1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • opencc Ubuntu:Pro:18.04:LTS

    Versions
    • 1.0.4-5
    Affected ranges
    • ECOSYSTEM: < 1.0.4-5ubuntu0.1~esm1

    Update to 1.0.4-5ubuntu0.1~esm1

  • opencc Ubuntu:Pro:20.04:LTS

    Versions
    • 1.0.5-2
    • 1.0.5+git20190530-1
    • 1.0.5+git20190530-1build1
    Affected ranges
    • ECOSYSTEM: < 1.0.5+git20190530-1ubuntu0.1~esm1

    Update to 1.0.5+git20190530-1ubuntu0.1~esm1

  • opencc Ubuntu:22.04:LTS

    Versions
    • 1.1.1+git20200624+ds2-10ubuntu3
    • 1.1.3+ds1-3ubuntu2
    • 1.1.3+ds1-3ubuntu3
    Affected ranges
    • ECOSYSTEM: < 1.1.3+ds1-3ubuntu3.1

    Update to 1.1.3+ds1-3ubuntu3.1

  • opencc Ubuntu:24.04:LTS

    Versions
    • 1.1.6+ds1-1
    • 1.1.7+ds1-1
    • 1.1.7+ds1-1build1
    Affected ranges
    • ECOSYSTEM: < 1.1.7+ds1-1ubuntu0.1

    Update to 1.1.7+ds1-1ubuntu0.1

  • opencc Ubuntu:25.10

    Versions
    • 1.1.9+ds1-1build1
    • 1.1.9+ds1-2
    Affected ranges
    • ECOSYSTEM: < 1.1.9+ds1-2ubuntu0.1

    Update to 1.1.9+ds1-2ubuntu0.1

Original sources

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