vlc — security advisory
The StripTags function in (1) the USF decoder (modules/codec/subtitles/subsdec.c) and (2) the Text decoder (modules/codec/subtitles/subsusf.c) in VideoLAN VLC Media Player 1.1 before 1.1.6-rc allows remote attackers to execute arbitrary code via a subtitle with an opening "<" without a closing ">" in an MKV file, which triggers heap memory corruption, as demonstrated using refined-australia-blu720p-sample.mkv.
- Products
- vlc
- Affected versions
- Not specified
- Fixed versions
- 1.1.3-1squeeze2
- CVEs
- CVE-2011-0522
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 23:14 UTC · Revision 1
Source evidence
The StripTags function in (1) the USF decoder (modules/codec/subtitles/subsdec.c) and (2) the Text decoder (modules/codec/subtitles/subsusf.c) in VideoLAN VLC Media Player 1.1 before 1.1.6-rc allows remote attackers to execute arbitrary code via a subtitle with an opening "<" without a closing ">" in an MKV file, which triggers heap memory corruption, as demonstrated using refined-australia-blu720p-sample.mkv.
osv:DEBIAN-CVE-2011-0522
vlc
Fixed versions: 1.1.3-1squeeze2
vlc
Fixed versions: 1.1.3-1squeeze2
vlc
Fixed versions: 1.1.3-1squeeze2
Complete source record
{
"id": "427915f987cf938c964f9ed1878b4386a95bb21a5406f832da0e436b179efe39",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2011-0522",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2011-0522",
"summary": "The StripTags function in (1) the USF decoder (modules/codec/subtitles/subsdec.c) and (2) the Text decoder (modules/codec/subtitles/subsusf.c) in VideoLAN VLC Media Player 1.1 before 1.1.6-rc allows remote attackers to execute arbitrary code via a subtitle with an opening \"<\" without a closing \">\" in an MKV file, which triggers heap memory corruption, as demonstrated using refined-australia-blu720p-sample.mkv.",
"evidence": "osv:DEBIAN-CVE-2011-0522",
"products": [
{
"name": {
"value": "vlc",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.1.3-1squeeze2",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "vlc",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.1.3-1squeeze2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "vlc",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.1.3-1squeeze2",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "DEBIAN-CVE-2011-0522",
"aliases": [
"DEBIAN-CVE-2011-0522"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.1.3-1squeeze2"
}
]
}
],
"package": {
"name": "vlc",
"purl": "pkg:deb/debian/vlc?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-0522.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.1.3-1squeeze2"
}
]
}
],
"package": {
"name": "vlc",
"purl": "pkg:deb/debian/vlc?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-0522.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.1.3-1squeeze2"
}
]
}
],
"package": {
"name": "vlc",
"purl": "pkg:deb/debian/vlc?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-0522.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-23T17:47:38.476621571Z",
"provider": "osv",
"upstream": [
"CVE-2011-0522"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2011-0522"
]
},
"related_cves": [
{
"value": "CVE-2011-0522",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 418085,
"published_at": "2011-02-07T21:00:15.477+00:00"
}