182 lines
7.0 KiB
JSON
182 lines
7.0 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-56003",
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"assignerOrgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb",
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"state": "PUBLISHED",
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"assignerShortName": "suse",
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"dateReserved": "2026-06-18T09:26:55.988Z",
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"datePublished": "2026-07-08T09:25:41.723Z",
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"dateUpdated": "2026-07-09T03:55:47.539Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb",
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"shortName": "suse",
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"dateUpdated": "2026-07-08T09:25:41.723Z"
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},
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"title": "libXfont2 computeProps Property Buffer Heap Buffer Overflow",
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"datePublic": "2026-07-08T09:22:00.000Z",
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"cweId": "CWE-122",
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"description": "CWE-122 Heap-based buffer overflow",
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"type": "CWE"
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}
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]
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}
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],
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"impacts": [
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{
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"capecId": "CAPEC-234",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-234 Hijacking a privileged process"
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}
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]
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}
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],
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"affected": [
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{
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"vendor": "X.Org",
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"product": "libXfont2",
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"packageName": "libXfont2",
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"repo": "https://gitlab.freedesktop.org/xorg/lib/libxfont/",
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"versions": [
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{
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"status": "affected",
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"version": "0",
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"lessThan": "2.0.8",
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"versionType": "rpm"
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}
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],
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"defaultStatus": "unaffected"
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}
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],
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"cpeApplicability": [
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{
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"operator": "OR",
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:x.org:libxfont2:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "0",
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"versionEndExcluding": "2.0.8"
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}
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]
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}
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]
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"value": "A heap buffer overflow due to missing size checking in the property buffer when parsing PCF files in libXfont2 ComputeScaledProperties() before libXfont2 before 2.0.8 could be used by attackers using authenticated X clients to execute code within the X server.",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "<pre>A heap buffer overflow due to missing size checking in the property buffer when parsing PCF files in libXfont2 ComputeScaledProperties() before libXfont2 before 2.0.8 could be used by attackers using authenticated X clients to execute code within the X server.</pre>"
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}
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]
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}
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],
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"references": [
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{
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"url": "https://www.openwall.com/lists/oss-security/2026/07/08/1",
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"tags": [
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"vendor-advisory"
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]
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},
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{
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"url": "https://gitlab.freedesktop.org/xorg/lib/libxfont/-/commit/dff957a5158da038a282a59a31fe736702732939",
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"tags": [
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"patch"
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]
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}
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],
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"metrics": [
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{
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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],
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"cvssV3_1": {
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"version": "3.1",
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"attackVector": "NETWORK",
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"attackComplexity": "HIGH",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"scope": "CHANGED",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "HIGH",
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"availabilityImpact": "HIGH",
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"baseSeverity": "HIGH",
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"baseScore": 8.5,
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"vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H"
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}
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}
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],
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"credits": [
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{
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"lang": "en",
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"value": "Anonymous working with Trend Micro Zero Day Initiative",
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"type": "finder"
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}
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],
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"source": {
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"discovery": "EXTERNAL"
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},
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"x_generator": {
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"engine": "Vulnogram 1.0.2"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-07-08T00:00:00+00:00",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "total"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3",
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"id": "CVE-2026-56003"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-07-09T03:55:47.539Z"
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}
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}
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]
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}
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} |