Medium
allegro5 — security advisory
Buffer Overflow vulnerability in Allegro through 5.2.6 allows attackers to cause a denial of service via crafted PCX/TGA/BMP files to allegro_image addon.
- Products
- allegro5
- Affected versions
- 2:5.0.11-1, 2:5.0.11-2, 2:5.2.10.1+dfsg-1build1, 2:5.2.10.1+dfsg-3, 2:5.2.10.1+dfsg-3build1, 2:5.2.11.0+dfsg-1, 2:5.2.11.2+dfsg-1, 2:5.2.11.3+dfsg-1, 2:5.2.2-1, 2:5.2.3.0-1, 2:5.2.5.0-2, 2:5.2.5.0-3, 2:5.2.6.0-1, 2:5.2.6.0-3, 2:5.2.7.0-1, 2:5.2.7.0-1build1, 2:5.2.8.0+dfsg-1, 2:5.2.8.0+dfsg-2, 2:5.2.9.0+dfsg-1, 2:5.2.9.1+dfsg-1, 2:5.2.9.1+dfsg-1.1build3, 2:5.2.9.1+dfsg-1.1build4
- Fixed versions
- Not specified
- CVEs
- CVE-2021-36489
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:59 UTC · Revision 1
Source evidence
Buffer Overflow vulnerability in Allegro through 5.2.6 allows attackers to cause a denial of service via crafted PCX/TGA/BMP files to allegro_image addon.
osv:UBUNTU-CVE-2021-36489
allegro5
Fixed versions: Not specified
allegro5
Fixed versions: Not specified
allegro5
Fixed versions: Not specified
allegro5
Fixed versions: Not specified
allegro5
Fixed versions: Not specified
allegro5
Fixed versions: Not specified
allegro5
Fixed versions: Not specified
allegro5
Fixed versions: Not specified
Complete source record
{
"id": "cc8c878d6155f703fceb5bb862d17ea803849d40ebb417ba357e09b87fcc3ada",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2021-36489",
"method": "structured",
"payload": {
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"evidence": "/affected/4/versions"
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"evidence": "/affected/7/versions"
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{
"value": "2:5.2.10.1+dfsg-3build1",
"evidence": "/affected/7/versions"
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{
"value": "2:5.2.11.0+dfsg-1",
"evidence": "/affected/7/versions"
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{
"value": "2:5.2.11.2+dfsg-1",
"evidence": "/affected/7/versions"
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]
}
}
],
"modified": "2026-10-17T12:56:20.521202847Z",
"provider": "osv",
"upstream": [
"CVE-2021-36489"
],
"references": [
"https://ubuntu.com/security/CVE-2021-36489",
"https://github.com/liballeg/allegro5/issues/1251",
"https://www.cve.org/CVERecord?id=CVE-2021-36489"
]
},
"related_cves": [
{
"value": "CVE-2021-36489",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 355334,
"published_at": "2023-02-03T18:15:00+00:00"
}