181 lines
7.2 KiB
JSON
181 lines
7.2 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-2026-116740",
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"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"state": "PUBLISHED",
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"assignerShortName": "VulnCheck",
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"dateReserved": "2026-10-26T20:23:36.353Z",
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"datePublished": "2026-10-26T21:52:39.177Z",
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"dateUpdated": "2026-10-31T02:01:07.069Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"shortName": "VulnCheck",
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"dateUpdated": "2026-10-26T21:52:39.177Z"
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},
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"datePublic": "2026-08-30T00:00:00.000Z",
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"title": "libcss through 0.9.2 NULL Pointer Dereference via Media-Query Parser",
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"descriptions": [
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{
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"lang": "en",
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"value": "libcss through 0.9.2 contains a NULL pointer dereference vulnerability in mq_parse_media_query() that allows remote attackers to crash consumers by supplying media lists ending in a comma. Attackers can serve a stylesheet whose @media or @import media list has a trailing comma, causing NetSurf or other parsers to crash."
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}
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],
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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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"description": "NULL Pointer Dereference",
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"cweId": "CWE-476",
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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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"affected": [
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{
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"vendor": "netsurf-browser",
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"product": "libcss",
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"defaultStatus": "unaffected",
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"versions": [
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{
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"version": "0",
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"status": "affected",
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"versionType": "custom",
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"lessThanOrEqual": "0.9.2"
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}
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],
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"packageURL": "pkg:github/netsurf-browser/libcss",
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"repo": "https://github.com/netsurf-browser/libcss"
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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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"cvssV4_0": {
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"version": "4.0",
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "PASSIVE",
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"vulnConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "HIGH",
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"subConfidentialityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"subAvailabilityImpact": "NONE",
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"baseScore": 7.1,
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"baseSeverity": "HIGH"
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}
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},
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{
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"format": "CVSS",
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"cvssV3_1": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"privilegesRequired": "NONE",
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"userInteraction": "REQUIRED",
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"scope": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "HIGH",
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"baseScore": 6.5,
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"baseSeverity": "MEDIUM"
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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://github.com/netsurf-browser/libcss/commit/006ffc4096040da13690abc380e5f828ec08284d",
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"tags": [
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"patch"
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],
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"name": "Patch Commit"
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},
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{
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"url": "https://github.com/netsurf-browser/libcss",
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"tags": [
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"product"
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]
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},
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{
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"url": "https://github.com/netsurf-browser/libcss/blob/release/0.9.2/src/parse/mq.c#L984",
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"tags": [
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"technical-description"
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]
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},
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{
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"url": "https://hackmd.io/@haindpwn/libcss-media-list-null-deref",
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"tags": [
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"third-party-advisory"
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]
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},
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{
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"name": "VulnCheck Advisory: libcss through 0.9.2 NULL Pointer Dereference via Media-Query Parser",
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"tags": [
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"third-party-advisory"
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],
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"url": "https://www.vulncheck.com/advisories/libcss-through-0.9.2-null-pointer-dereference-via-media-query-parser"
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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": "HaiND from the Post and Telecommunication Institute of Technology",
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"type": "finder"
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},
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{
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"lang": "en",
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"value": "metan-ucw",
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"type": "remediation developer"
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}
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],
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"x_generator": {
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"engine": "vulncheck-endgame"
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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": "2026-10-31T02:00:56.284759Z",
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"id": "CVE-2026-116740",
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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": "partial"
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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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}
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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": "2026-10-31T02:01:07.069Z"
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}
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}
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]
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}
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} |