Medium
Security advisory
slirp.c in libslirp through 4.3.1 has a buffer over-read because it tries to read a certain amount of header data even if that exceeds the total packet length.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2020-29130
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 05:33 UTC · Revision 1
Source evidence
slirp.c in libslirp through 4.3.1 has a buffer over-read because it tries to read a certain amount of header data even if that exceeds the total packet length.
osv:CVE-2020-29130
Complete source record
{
"id": "6ca29294ad841f80c9738ca4d86b453df0aef0d133713a79fcda3614a0b5ed8a",
"url": "https://osv.dev/vulnerability/CVE-2020-29130",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2020-29130",
"summary": "slirp.c in libslirp through 4.3.1 has a buffer over-read because it tries to read a certain amount of header data even if that exceeds the total packet length.",
"evidence": "osv:CVE-2020-29130",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2020-29130",
"aliases": [
"CVE-2020-29130"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"
}
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],
"modified": "2026-10-24T10:30:30.405750036Z",
"provider": "osv",
"references": [
"https://lists.debian.org/debian-lts-announce/2023/03/msg00013.html",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/45S5IHSWYITJKMRT23HCHJQDI674AMTQ/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OPCOHDEONMHH6QPJZKRLLCNRGRYODG7X/",
"https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html",
"https://lists.freedesktop.org/archives/slirp/2020-November/000115.html"
],
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},
"related_cves": [
{
"value": "CVE-2020-29130",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 432573,
"published_at": "2020-11-26T20:15:10.8+00:00"
}