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6.8
CVSSv2

CVE-2020-36430

Published: 20/07/2021 Updated: 07/11/2023
CVSS v2 Base Score: 6.8 | Impact Score: 6.4 | Exploitability Score: 8.6
CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8
VMScore: 605
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
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Vulnerability Summary

libass 0.15.x prior to 0.15.1 has a heap-based buffer overflow in decode_chars (called from decode_font and process_text) because the wrong integer data type is used for subtraction.

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libass project libass

fedoraproject fedora 34

References

CWE-787https://github.com/libass/libass/commit/017137471d0043e0321e377ed8da48e45a3ec632https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libass/OSV-2020-2099.yamlhttps://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26674https://security.gentoo.org/glsa/202208-13https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6JUXFQUJ32GWG5E46A63DFDCYJAF3VU6/https://nvd.nist.gov
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-4651CVE-2024-34255elevation of privilegeCVE-2024-25529CVE-2024-4671NULL pointer dereferenceCVE-2024-25527template injectionCVE-2008-0166
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