CVE-2026-58012

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"https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhui:5::el9"], "vendor": "Red Hat", "product": "Red Hat Update Infrastructure 5", "versions": [{"status": "unaffected", "version": "1788765051", "lessThan": "*", "versionType": "rpm"}], "packageName": "rhui5/installer-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhui:5::el9"], "vendor": "Red Hat", "product": "Red Hat Update Infrastructure 5", "versions": [{"status": "unaffected", "version": "1788880581", "lessThan": "*", "versionType": "rpm"}], "packageName": "rhui5/rhua-rhel9", "collectionURL": "https://catalog.redhat.com/software/containers/", "defaultStatus": "affected"}, {"cpes": ["cpe:/o:redhat:enterprise_linux:10"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 10", "packageName": "mingw-glib2", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/o:redhat:enterprise_linux:6"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 6", "packageName": "glib2", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/o:redhat:enterprise_linux:9"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9", "packageName": "mingw-glib2", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:hummingbird:1"], "vendor": "Red Hat", "product": "Red Hat Hardened Images", "packageName": "glib2", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unaffected"}]}], "published": "2026-06-30T13:19:17.330", "references": [{"url": "https://access.redhat.com/errata/RHSA-2026:49512", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:55440", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:57015", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:58981", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:61766", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:61783", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:63135", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:63138", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:63140", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:65762", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:65763", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:65767", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:65768", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:65769", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:65770", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:65771", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:65773", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:66018", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/security/cve/CVE-2026-58012", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2492247", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://gitlab.gnome.org/GNOME/glib/-/issues/3918", "tags": ["Exploit", "Issue Tracking", "Vendor Advisory"], "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-126"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in GLib. A buffer over-read can occur in the g_regex_replace function when used with the `G_REGEX_RAW` compile flag and case-change replacement escapes because the string_append function processes matched substrings using UTF-8 functions that assume valid UTF-8 input, even when the string is treated as raw bytes. This vulnerability can cause a minor information disclosure of 1-5 bytes and a denial of service when the buffer over-read crosses a page boundary."}], "lastModified": "2026-09-10T18:18:03.290", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:gnome:glib:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9CD9EB20-3284-40BF-84A7-0813867C455B", "versionEndExcluding": "2.86.5"}, {"criteria": "cpe:2.3:a:gnome:glib:2.88.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1771C886-3F14-4633-81AC-E72DE2A514FC"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2F6AB192-9D7D-4A9A-8995-E53A9DE9EAFC"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "142AD0DD-4CF3-4D74-9442-459CE3347E3A"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7F6FB57C-2BC7-487C-96DD-132683AEB35D"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:10.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D65C2163-CFC2-4ABB-8F4E-CB09CEBD006C"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}