HighFix available
libass — security advisory
In libass 0.14.0, the `ass_outline_construct`'s call to `outline_stroke` causes a signed integer overflow.
- Products
- libass
- Affected versions
- Not specified
- Fixed versions
- 1:0.15.0-1
- CVEs
- CVE-2020-26682
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 13:45 UTC · Revision 1
Source evidence
In libass 0.14.0, the `ass_outline_construct`'s call to `outline_stroke` causes a signed integer overflow.
osv:DEBIAN-CVE-2020-26682
libass
Fixed versions: 1:0.15.0-1
libass
Fixed versions: 1:0.15.0-1
libass
Fixed versions: 1:0.15.0-1
Complete source record
{
"id": "7e72e5fa4c1c3b4f50f68a7416e2af1e4dfd269ac603d1e9c1ae3afa4771f2bc",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2020-26682",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2020-26682",
"summary": "In libass 0.14.0, the `ass_outline_construct`'s call to `outline_stroke` causes a signed integer overflow.",
"evidence": "osv:DEBIAN-CVE-2020-26682",
"products": [
{
"name": {
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"evidence": "/affected/0/package/name"
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"evidence": "/affected/0/ranges"
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{
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"severity": "high",
"structured": {
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"aliases": [
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"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
}
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"affected": [
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"ecosystem": "Debian:12"
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"ecosystem": "Debian:13"
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"package": {
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"database_specific": {
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},
"ecosystem_specific": {
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}
],
"modified": "2026-10-26T12:02:41.161444797Z",
"provider": "osv",
"upstream": [
"CVE-2020-26682"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2020-26682"
]
},
"related_cves": [
{
"value": "CVE-2020-26682",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 452756,
"published_at": "2020-10-16T14:15:11.893+00:00"
}