UnratedFix available
libsoup: Fix of 3 CVEs
Type: advisorySources: OSV
- CVE-2026-12548: cap the header block passed to soup_headers_parse() at 256K, preventing an int truncation of the length parameter and the resulting heap over-read when parsing multipart messages
- Products
- libsoup, libsoup-devel, libsoup-doc
- Affected versions
- Not specified
- Fixed versions
- 2.72.0-10.el9_2.3.tuxcare.els10
- CVEs
- CVE-2026-12548
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 10:45 UTC · Revision 1
Source evidence
- CVE-2026-12548: cap the header block passed to soup_headers_parse() at 256K, preventing an int truncation of the length parameter and the resulting heap over-read when parsing multipart messages
osv:CLSA-2026-1788856994
libsoup
Fixed versions: 2.72.0-10.el9_2.3.tuxcare.els10
libsoup-devel
Fixed versions: 2.72.0-10.el9_2.3.tuxcare.els10
libsoup-doc
Fixed versions: 2.72.0-10.el9_2.3.tuxcare.els10
Complete source record
{
"id": "1bc6156c2ac3dfc20af894fae0ddd0b6528392707aebb224fb1169c0a985f6a7",
"url": "https://osv.dev/vulnerability/CLSA-2026-1788856994",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "libsoup: Fix of 3 CVEs",
"summary": "- CVE-2026-12548: cap the header block passed to soup_headers_parse() at 256K, preventing an int truncation of the length parameter and the resulting heap over-read when parsing multipart messages",
"evidence": "osv:CLSA-2026-1788856994",
"products": [
{
"name": {
"value": "libsoup",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.72.0-10.el9_2.3.tuxcare.els10",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libsoup-devel",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.72.0-10.el9_2.3.tuxcare.els10",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libsoup-doc",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.72.0-10.el9_2.3.tuxcare.els10",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CLSA-2026-1788856994",
"aliases": [
"CLSA-2026-1788856994"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.72.0-10.el9_2.3.tuxcare.els10"
}
]
}
],
"package": {
"name": "libsoup",
"purl": "pkg:rpm/tuxcare/libsoup?distro=almalinux-9.2",
"ecosystem": "TuxCare:AlmaLinux:9.2"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1788856994.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.72.0-10.el9_2.3.tuxcare.els10"
}
]
}
],
"package": {
"name": "libsoup-devel",
"purl": "pkg:rpm/tuxcare/libsoup-devel?distro=almalinux-9.2",
"ecosystem": "TuxCare:AlmaLinux:9.2"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1788856994.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.72.0-10.el9_2.3.tuxcare.els10"
}
]
}
],
"package": {
"name": "libsoup-doc",
"purl": "pkg:rpm/tuxcare/libsoup-doc?distro=almalinux-9.2",
"ecosystem": "TuxCare:AlmaLinux:9.2"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1788856994.json"
}
}
],
"modified": "2026-10-26T09:30:46.203398055Z",
"provider": "osv",
"upstream": [
"CVE-2026-12548"
],
"references": [
"https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1788856994.html",
"https://nvd.nist.gov/vuln/detail/CVE-2026-12548",
"https://nvd.nist.gov/vuln/detail/CVE-2026-66337",
"https://nvd.nist.gov/vuln/detail/CVE-2026-66338"
]
},
"related_cves": [
{
"value": "CVE-2026-12548",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 447232,
"published_at": "2026-09-10T08:13:11+00:00"
}