188 lines
7.2 KiB
JSON
188 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-2026-28529",
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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": "2026-02-27T21:07:55.468Z",
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"datePublished": "2026-03-25T13:00:58.783Z",
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"dateUpdated": "2026-11-08T14:01:50.370Z"
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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": "2026-11-08T14:01:50.370Z"
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},
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"title": "cryptodev-linux <= 1.14 get_userbuf Use After Free LPE",
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"descriptions": [
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{
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"lang": "en",
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"value": "cryptodev-linux version 1.14 and prior contain a page reference handling flaw in the get_userbuf function of the /dev/crypto device driver that allows local users to trigger use-after-free conditions. Attackers with access to the /dev/crypto interface can repeatedly decrement reference counts of controlled pages to achieve local privilege escalation."
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}
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],
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"tags": [
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"x_open-source"
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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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"cweId": "CWE-416",
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"description": "Use After Free (CWE-416)",
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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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"defaultStatus": "unknown",
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"packageURL": "pkg:github/cryptodev-linux/cryptodev-linux",
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"product": "cryptodev-linux",
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"repo": "https://github.com/cryptodev-linux/cryptodev-linux",
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"vendor": "cryptodev-linux",
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"versions": [
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{
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"lessThanOrEqual": "1.14",
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"status": "affected",
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"version": "0",
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"versionType": "custom"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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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:cryptodev-linux:cryptodev-linux:*:*:*:*:*:*:*:*",
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"versionEndIncluding": "1.14"
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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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"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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"cvssV4_0": {
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "HIGH",
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"subConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "HIGH",
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"subIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "HIGH",
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"subAvailabilityImpact": "NONE",
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"exploitMaturity": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"valueDensity": "NOT_DEFINED",
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"vulnerabilityResponseEffort": "NOT_DEFINED",
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"providerUrgency": "NOT_DEFINED",
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"version": "4.0",
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"baseSeverity": "HIGH",
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"baseScore": 8.5,
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"vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"
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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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"tags": [
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"technical-description",
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"exploit"
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],
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"url": "https://nasm.re/posts/cryptodev-linux-vuln/"
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},
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{
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"tags": [
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"exploit"
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],
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"url": "https://gist.github.com/n4sm/0fd2479e0c23e0fa2f192cd8fda45750"
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},
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{
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"url": "https://github.com/cryptodev-linux/cryptodev-linux/pull/104",
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"tags": [
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"issue-tracking",
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"patch"
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]
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},
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{
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"url": "https://www.vulncheck.com/advisories/cryptodev-linux-get-userbuf-use-after-free-lpe",
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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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"credits": [
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{
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"lang": "en",
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"type": "finder",
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"value": "nasm"
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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 0.5.0"
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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": "2026-03-25T13:47:38.970778Z",
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"id": "CVE-2026-28529",
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"options": [
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{
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"Exploitation": "poc"
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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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}
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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": "2026-03-25T13:48:53.136Z"
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}
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}
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]
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}
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} |