libass_project 関連製品全体の CVE とセキュリティ脆弱性情報を集約し、CVSS、EPSS、公開日、脆弱性情報データを掲載しています。
過去の問題は主に バッファオーバーフロー and vendor risk memory corruption などに関し、一部は vendor impact memory corruption を招き、vendor surface production workloads and vendor surface software deployment 関連の場面に影響します。
掲載データは公開脆弱性情報とセキュリティ公告に基づき、過去の暴露面と修補優先度の評価に利用できます。
| CVE | 概要 | ソース | CVSS 最大値 | EPSS（%） | 公開 | 更新 |
|---|---|---|---|---|---|---|
| CVE-2020-36430 | 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. | [email protected] | 7.8 | 1.07% | 2021-07-20 | 2024-11-21 |
| CVE-2020-24994 | Stack overflow in the parse_tag function in libass/ass_parse.c in libass before 0.15.0 allows remote attackers to cause a denial of service or remote code execution via a crafted file. | [email protected] | 8.8 | 2.63% | 2021-03-23 | 2024-11-21 |
| CVE-2020-26682 | In libass 0.14.0, the `ass_outline_construct`'s call to `outline_stroke` causes a signed integer overflow. | [email protected] | 8.8 | 1.79% | 2020-10-16 | 2024-11-21 |
| CVE-2016-7972 | The check_allocations function in libass/ass_shaper.c in libass before 0.13.4 allows remote attackers to cause a denial of service (memory allocation failure) via unspecified vectors. | [email protected] | 7.5 | 5.23% | 2017-03-03 | 2026-05-13 |
| CVE-2016-7970 | Buffer overflow in the calc_coeff function in libass/ass_blur.c in libass before 0.13.4 allows remote attackers to cause a denial of service via unspecified vectors. | [email protected] | 7.5 | 4.75% | 2017-03-03 | 2026-05-13 |
| CVE-2016-7969 | The wrap_lines_smart function in ass_render.c in libass before 0.13.4 allows remote attackers to cause a denial of service (out-of-bounds read) via unspecified vectors, related to "0/3 line wrapping equalization." | [email protected] | 7.5 | 4.26% | 2017-03-03 | 2026-05-13 |