Fix CVE(s): CVE-2026-58010, CVE-2026-58011, CVE-2026-58012, CVE-2026-58013
* SECURITY UPDATE: off-by-one out-of-bounds read in GVariant normal-form checking - debian/patches/CVE-2026-58010.patch: fix an off-by-one offset comparison in gvs_tuple_is_normal() - CVE-2026-58010 * SECURITY UPDATE: out-of-range GDateTime creation leading to out-of-bounds reads in getter functions - debian/patches/CVE-2026-58011.patch: add missing range validation to g_date_time_add_full() - CVE-2026-58011 * SECURITY UPDATE: buffer over-read in g_regex_replace() case-change substitutions under G_REGEX_RAW - debian/patches/CVE-2026-58012.patch: operate on bytes instead of UTF-8 characters when changing case of raw-mode matches - CVE-2026-58012 * SECURITY UPDATE: memcmp() buffer over-read in g_io_channel_read_line() with multi-byte line terminators - debian/patches/CVE-2026-58013.patch: check the remaining buffer length against the line terminator length before memcmp() - CVE-2026-58013
- 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
- 2.56.4-0ubuntu0.18.04.9+tuxcare.els6
- CVEs
- CVE-2026-58010, CVE-2026-58011, CVE-2026-58012, CVE-2026-58013
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 11:41 UTC · Revision 1
Source evidence
Fix CVE(s): CVE-2026-58010, CVE-2026-58011, CVE-2026-58012, CVE-2026-58013
core-osv · Original sourcePublished 9 Jul 2026, 09:45 UTC
* SECURITY UPDATE: off-by-one out-of-bounds read in GVariant normal-form checking - debian/patches/CVE-2026-58010.patch: fix an off-by-one offset comparison in gvs_tuple_is_normal() - CVE-2026-58010 * SECURITY UPDATE: out-of-range GDateTime creation leading to out-of-bounds reads in getter functions - debian/patches/CVE-2026-58011.patch: add missing range validation to g_date_time_add_full() - CVE-2026-58011 * SECURITY UPDATE: buffer over-read in g_regex_replace() case-change substitutions under G_REGEX_RAW - debian/patches/CVE-2026-58012.patch: operate on bytes instead of UTF-8 characters when changing case of raw-mode matches - CVE-2026-58012 * SECURITY UPDATE: memcmp() buffer over-read in g_io_channel_read_line() with multi-byte line terminators - debian/patches/CVE-2026-58013.patch: check the remaining buffer length against the line terminator length before memcmp() - CVE-2026-58013
osv:CLSA-2026-1783590319
libglib2.0-0
Fixed versions: 2.56.4-0ubuntu0.18.04.9+tuxcare.els6
libglib2.0-bin
Fixed versions: 2.56.4-0ubuntu0.18.04.9+tuxcare.els6
libglib2.0-data
Fixed versions: 2.56.4-0ubuntu0.18.04.9+tuxcare.els6
libglib2.0-dev
Fixed versions: 2.56.4-0ubuntu0.18.04.9+tuxcare.els6
libglib2.0-dev-bin
Fixed versions: 2.56.4-0ubuntu0.18.04.9+tuxcare.els6
libglib2.0-doc
Fixed versions: 2.56.4-0ubuntu0.18.04.9+tuxcare.els6
libglib2.0-tests
Fixed versions: 2.56.4-0ubuntu0.18.04.9+tuxcare.els6
Complete source record
{
"id": "16df2607d3e1c2bd2f7c81a6abfc6e0e6b624282fea00f3ec83647a297bfa631",
"url": "https://osv.dev/vulnerability/CLSA-2026-1783590319",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Fix CVE(s): CVE-2026-58010, CVE-2026-58011, CVE-2026-58012, CVE-2026-58013",
"summary": "* SECURITY UPDATE: off-by-one out-of-bounds read in GVariant normal-form checking - debian/patches/CVE-2026-58010.patch: fix an off-by-one offset comparison in gvs_tuple_is_normal() - CVE-2026-58010 * SECURITY UPDATE: out-of-range GDateTime creation leading to out-of-bounds reads in getter functions - debian/patches/CVE-2026-58011.patch: add missing range validation to g_date_time_add_full() - CVE-2026-58011 * SECURITY UPDATE: buffer over-read in g_regex_replace() case-change substitutions under G_REGEX_RAW - debian/patches/CVE-2026-58012.patch: operate on bytes instead of UTF-8 characters when changing case of raw-mode matches - CVE-2026-58012 * SECURITY UPDATE: memcmp() buffer over-read in g_io_channel_read_line() with multi-byte line terminators - debian/patches/CVE-2026-58013.patch: check the remaining buffer length against the line terminator length before memcmp() - CVE-2026-58013",
"evidence": "osv:CLSA-2026-1783590319",
"products": [
{
"name": {
"value": "libglib2.0-0",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.56.4-0ubuntu0.18.04.9+tuxcare.els6",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libglib2.0-bin",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libglib2.0-data",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.56.4-0ubuntu0.18.04.9+tuxcare.els6",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libglib2.0-dev",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libglib2.0-dev-bin",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.56.4-0ubuntu0.18.04.9+tuxcare.els6",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libglib2.0-doc",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.56.4-0ubuntu0.18.04.9+tuxcare.els6",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libglib2.0-tests",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.56.4-0ubuntu0.18.04.9+tuxcare.els6",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CLSA-2026-1783590319",
"aliases": [
"CLSA-2026-1783590319"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.56.4-0ubuntu0.18.04.9+tuxcare.els6"
}
]
}
],
"package": {
"name": "libglib2.0-0",
"purl": "pkg:deb/tuxcare/libglib2.0-0?distro=ubuntu-18.04",
"ecosystem": "TuxCare:Ubuntu:18.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1783590319.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.56.4-0ubuntu0.18.04.9+tuxcare.els6"
}
]
}
],
"package": {
"name": "libglib2.0-bin",
"purl": "pkg:deb/tuxcare/libglib2.0-bin?distro=ubuntu-18.04",
"ecosystem": "TuxCare:Ubuntu:18.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1783590319.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
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}
]
}
],
"package": {
"name": "libglib2.0-data",
"purl": "pkg:deb/tuxcare/libglib2.0-data?distro=ubuntu-18.04",
"ecosystem": "TuxCare:Ubuntu:18.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1783590319.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.56.4-0ubuntu0.18.04.9+tuxcare.els6"
}
]
}
],
"package": {
"name": "libglib2.0-dev",
"purl": "pkg:deb/tuxcare/libglib2.0-dev?distro=ubuntu-18.04",
"ecosystem": "TuxCare:Ubuntu:18.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1783590319.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.56.4-0ubuntu0.18.04.9+tuxcare.els6"
}
]
}
],
"package": {
"name": "libglib2.0-dev-bin",
"purl": "pkg:deb/tuxcare/libglib2.0-dev-bin?distro=ubuntu-18.04",
"ecosystem": "TuxCare:Ubuntu:18.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1783590319.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.56.4-0ubuntu0.18.04.9+tuxcare.els6"
}
]
}
],
"package": {
"name": "libglib2.0-doc",
"purl": "pkg:deb/tuxcare/libglib2.0-doc?distro=ubuntu-18.04",
"ecosystem": "TuxCare:Ubuntu:18.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1783590319.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.56.4-0ubuntu0.18.04.9+tuxcare.els6"
}
]
}
],
"package": {
"name": "libglib2.0-tests",
"purl": "pkg:deb/tuxcare/libglib2.0-tests?distro=ubuntu-18.04",
"ecosystem": "TuxCare:Ubuntu:18.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1783590319.json"
}
}
],
"modified": "2026-10-26T09:32:03.522238815Z",
"provider": "osv",
"upstream": [
"CVE-2026-58010",
"CVE-2026-58011",
"CVE-2026-58012",
"CVE-2026-58013"
],
"references": [
"https://errata.tuxcare.com/els_os/ubuntu18.04els/CLSA-2026-1783590319.html",
"https://nvd.nist.gov/vuln/detail/CVE-2026-58010",
"https://nvd.nist.gov/vuln/detail/CVE-2026-58011",
"https://nvd.nist.gov/vuln/detail/CVE-2026-58012",
"https://nvd.nist.gov/vuln/detail/CVE-2026-58013"
]
},
"related_cves": [
{
"value": "CVE-2026-58010",
"evidence": "/upstream"
},
{
"value": "CVE-2026-58011",
"evidence": "/upstream"
},
{
"value": "CVE-2026-58012",
"evidence": "/upstream"
},
{
"value": "CVE-2026-58013",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 449526,
"published_at": "2026-07-09T09:45:41+00:00"
}