High
Security advisory
A flaw was found in libcaca. A heap buffer overflow in export.c in function export_tga might lead to memory corruption and other potential consequences.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2021-30498
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 11:16 UTC · Revision 1
Source evidence
A flaw was found in libcaca. A heap buffer overflow in export.c in function export_tga might lead to memory corruption and other potential consequences.
osv:CVE-2021-30498
Complete source record
{
"id": "e21df3c4a9bfa870e7e2f9f5bb575ad0ec900d9d546eb84fad93f4bdaa2ba80a",
"url": "https://osv.dev/vulnerability/CVE-2021-30498",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2021-30498",
"summary": "A flaw was found in libcaca. A heap buffer overflow in export.c in function export_tga might lead to memory corruption and other potential consequences.",
"evidence": "osv:CVE-2021-30498",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2021-30498",
"aliases": [
"CVE-2021-30498"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/cacalabs/libcaca",
"type": "GIT",
"events": [
{
"introduced": "887871432195b4516093e32db112c6c5e6e92f3e"
},
{
"last_affected": "caae67dce5d72ceceac79468bed47b58ea8e4a29"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:libcaca_project:libcaca:0.99:beta14:*:*:*:*:*:*",
"range": [
{
"introduced": "0.99-beta14"
},
{
"last_affected": "0.99-beta14"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:libcaca_project:libcaca:0.99:beta15:*:*:*:*:*:*",
"range": [
{
"introduced": "0.99-beta15"
},
{
"last_affected": "0.99-beta15"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:libcaca_project:libcaca:0.99:beta16:*:*:*:*:*:*",
"range": [
{
"introduced": "0.99-beta16"
},
{
"last_affected": "0.99-beta16"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:libcaca_project:libcaca:0.99:beta17:*:*:*:*:*:*",
"range": [
{
"introduced": "0.99-beta17"
},
{
"last_affected": "0.99-beta17"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:libcaca_project:libcaca:0.99:beta18:*:*:*:*:*:*",
"range": [
{
"introduced": "0.99-beta18"
},
{
"last_affected": "0.99-beta18"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:libcaca_project:libcaca:0.99:beta19:*:*:*:*:*:*",
"range": [
{
"introduced": "0.99-beta19"
},
{
"last_affected": "0.99-beta19"
}
],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"0.99-beta14",
"0.99-beta15",
"0.99-beta16",
"0.99-beta17",
"0.99-beta18",
"0.99-beta19",
"v0.99.beta19",
"v0.99.beta18",
"v0.99.beta17",
"v0.99.beta16",
"v0.99.beta15",
"v0.99.beta14"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-30498.json"
}
}
],
"modified": "2026-10-20T10:53:44.042823050Z",
"provider": "osv",
"references": [
"https://lists.debian.org/debian-lts-announce/2024/04/msg00004.html",
"https://lists.debian.org/debian-lts-announce/2025/07/msg00019.html",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6WFGYICNTMNDNMDDUV4G2RYFB5HNJCOV/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PC7EGOEQ5C4OD66ZUJJIIYEXBTZOCMZX/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZSBCRN6EGQJUVOSD4OEEQ6XORHEM2CUL/",
"https://bugzilla.redhat.com/show_bug.cgi?id=1948675",
"https://github.com/cacalabs/libcaca/issues/53"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
"cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*",
"cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*"
],
"vendor_product": "fedoraproject:fedora",
"extracted_events": [
{
"range": [
{
"introduced": "34"
},
{
"last_affected": "34"
},
{
"introduced": "35"
},
{
"last_affected": "35"
},
{
"introduced": "36"
},
{
"last_affected": "36"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2021-30498",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 384555,
"published_at": "2021-05-26T22:15:08.157+00:00"
}