UnratedFix available
Fix CVE(s): CVE-2026-16118
Type: advisorySources: OSV
* SECURITY UPDATE: heap buffer overflow when byte-swapping MIME magic values - debian/patches/CVE-2026-16118.patch: apply the byte offset before the cast on the write side of the byte swap in _xdg_mime_magic_parse_magic_line() in gio/xdgmime/xdgmimemagic.c - CVE-2026-16118
- Products
- libglib2.0-0, libglib2.0-bin, libglib2.0-data, libglib2.0-dev, libglib2.0-dev-bin, libglib2.0-doc, libglib2.0-tests
- Affected versions
- Not specified
- Fixed versions
- 2.64.6-1~ubuntu20.04.9+tuxcare.els5
- CVEs
- CVE-2026-16118
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 11:45 UTC · Revision 1
Source evidence
* SECURITY UPDATE: heap buffer overflow when byte-swapping MIME magic values - debian/patches/CVE-2026-16118.patch: apply the byte offset before the cast on the write side of the byte swap in _xdg_mime_magic_parse_magic_line() in gio/xdgmime/xdgmimemagic.c - CVE-2026-16118
osv:CLSA-2026-1791535751
libglib2.0-0
Fixed versions: 2.64.6-1~ubuntu20.04.9+tuxcare.els5
libglib2.0-bin
Fixed versions: 2.64.6-1~ubuntu20.04.9+tuxcare.els5
libglib2.0-data
Fixed versions: 2.64.6-1~ubuntu20.04.9+tuxcare.els5
libglib2.0-dev
Fixed versions: 2.64.6-1~ubuntu20.04.9+tuxcare.els5
libglib2.0-dev-bin
Fixed versions: 2.64.6-1~ubuntu20.04.9+tuxcare.els5
libglib2.0-doc
Fixed versions: 2.64.6-1~ubuntu20.04.9+tuxcare.els5
libglib2.0-tests
Fixed versions: 2.64.6-1~ubuntu20.04.9+tuxcare.els5
Complete source record
{
"id": "a30e686b928e798593639dbc85f7672c7d2f13b8c886a884b1a1c5f038267d2e",
"url": "https://osv.dev/vulnerability/CLSA-2026-1791535751",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Fix CVE(s): CVE-2026-16118",
"summary": "* SECURITY UPDATE: heap buffer overflow when byte-swapping MIME magic values - debian/patches/CVE-2026-16118.patch: apply the byte offset before the cast on the write side of the byte swap in _xdg_mime_magic_parse_magic_line() in gio/xdgmime/xdgmimemagic.c - CVE-2026-16118",
"evidence": "osv:CLSA-2026-1791535751",
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],
"severity": "unknown",
"structured": {
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"aliases": [
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],
"affected": [
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"package": {
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"ecosystem": "TuxCare:Ubuntu:20.04"
},
"database_specific": {
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}
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{
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"package": {
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"database_specific": {
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"database_specific": {
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{
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{
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"package": {
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"purl": "pkg:deb/tuxcare/libglib2.0-dev-bin?distro=ubuntu-20.04",
"ecosystem": "TuxCare:Ubuntu:20.04"
},
"database_specific": {
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}
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"package": {
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"ecosystem": "TuxCare:Ubuntu:20.04"
},
"database_specific": {
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{
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"package": {
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"ecosystem": "TuxCare:Ubuntu:20.04"
},
"database_specific": {
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}
}
],
"modified": "2026-10-26T09:32:06.365371072Z",
"provider": "osv",
"upstream": [
"CVE-2026-16118"
],
"references": [
"https://errata.tuxcare.com/els_os/ubuntu20.04els/CLSA-2026-1791535751.html",
"https://nvd.nist.gov/vuln/detail/CVE-2026-16118"
]
},
"related_cves": [
{
"value": "CVE-2026-16118",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 449726,
"published_at": "2026-10-09T08:49:21+00:00"
}