Description
libass 0.15.x before 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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libass/OSV-2020-2099.yaml ↗
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26674 ↗
- https://github.com/libass/libass/commit/017137471d0043e0321e377ed8da48e45a3ec632 ↗
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6JUXFQUJ32GWG5E46A63DFDCYJAF3VU6/ ↗
- https://security.gentoo.org/glsa/202208-13 ↗