High
Security advisory
The format_send_to_gui function in the format parsing code in Irssi before 0.8.20 allows remote attackers to cause a denial of service (heap corruption and crash) via vectors involving the length of a string.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2016-7045
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 06:16 UTC · Revision 1
Source evidence
The format_send_to_gui function in the format parsing code in Irssi before 0.8.20 allows remote attackers to cause a denial of service (heap corruption and crash) via vectors involving the length of a string.
osv:CVE-2016-7045
Complete source record
{
"id": "16e2cd7f8c9358383f99b3fe056913bba3b0de01a705ddc873d51744421a17d6",
"url": "https://osv.dev/vulnerability/CVE-2016-7045",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2016-7045",
"summary": "The format_send_to_gui function in the format parsing code in Irssi before 0.8.20 allows remote attackers to cause a denial of service (heap corruption and crash) via vectors involving the length of a string.",
"evidence": "osv:CVE-2016-7045",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2016-7045",
"aliases": [
"CVE-2016-7045"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/irssi/irssi",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "c43831574187cdb2323d123702aa687af24664d8"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:irssi:irssi:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "0.8.19"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"0.8.19",
"0.8.18",
"0.8.18-beta2",
"0.8.17",
"0.8.17-rc2",
"0.8.16",
"0.8.15",
"0.8.14",
"0.8.13",
"0.8.12",
"0.8.11",
"0.8.10",
"0.8.9",
"0.8.8",
"0.8.7",
"0.8.6",
"0.8.4",
"0.8.3",
"0.8.2",
"0.8.1",
"0.8.0",
"0.7.98.CVS",
"0.7.98.3",
"0.7.98.2",
"0.7.98",
"0.7.97",
"0.7.96",
"0.7.95",
"0.7.94",
"0.7.93",
"0.7.92",
"0.7.91",
"0.7.90",
"0.7.90-cvs",
"0.7.28",
"0.7.27",
"0.7.26",
"0.7.25",
"0.7.24",
"0.7.23",
"0.7.22",
"0.7.21",
"0.7.20.1",
"0.7.20",
"0.7.19",
"0.7.18",
"0.7.17",
"0.7.16"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-7045.json"
}
}
],
"modified": "2026-10-24T10:30:37.558076669Z",
"provider": "osv",
"references": [
"https://irssi.org/security/irssi_sa_2016.txt"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*"
],
"vendor_product": "canonical:ubuntu_linux",
"extracted_events": [
{
"range": [
{
"introduced": "16.04"
},
{
"last_affected": "16.04"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
"introduced": "8.0"
},
{
"last_affected": "8.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2016-7045",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 434248,
"published_at": "2016-09-27T15:59:11.08+00:00"
}