210 lines
8.3 KiB
JSON
210 lines
8.3 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-2026-71972",
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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": "2026-08-08T16:43:04.178Z",
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"datePublished": "2026-09-29T21:29:20.688Z",
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"dateUpdated": "2026-11-13T20:20:18.073Z"
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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": "2026-11-13T20:20:18.073Z"
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},
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"title": "U-Boot < 2027.01-rc1 Out-of-Bounds Write in BMP RLE8 Decoder",
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"descriptions": [
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{
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"lang": "en",
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"value": "U-Boot before 2027.01-rc1 contains an out-of-bounds write vulnerability in the video_display_rle8_bitmap function in drivers/video/video_bmp.c. Attackers can supply a crafted RLE8-compressed BMP image to corrupt memory adjacent to the framebuffer and crash the bootloader."
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}
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],
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"datePublic": "2026-07-29T00:00:00.000Z",
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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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"description": "Out-of-bounds Write",
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"cweId": "CWE-787",
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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": "u-boot",
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"product": "u-boot",
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"repo": "https://github.com/u-boot/u-boot",
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"packageURL": "pkg:github/u-boot/u-boot",
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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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"lessThan": "2027.01-rc1"
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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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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:denx:u-boot:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "2027.01-rc1"
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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": "ADJACENT",
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"attackComplexity": "LOW",
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"attackRequirements": "PRESENT",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "LOW",
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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": "MEDIUM",
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"baseScore": 6,
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"vectorString": "CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N"
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}
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},
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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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"attackVector": "ADJACENT_NETWORK",
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"attackComplexity": "HIGH",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "LOW",
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"availabilityImpact": "HIGH",
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"version": "3.1",
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"baseSeverity": "MEDIUM",
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"baseScore": 5.9,
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"vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H"
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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/u-boot/u-boot/commit/5201e83342d64c2f438ea35158575f28225e752e",
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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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"url": "https://github.com/u-boot/u-boot/blob/v2026.10-rc5/drivers/video/video_bmp.c#L126",
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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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"name": "VulnCheck Advisory: U-Boot through 2026.10-rc5 Out-of-Bounds Write in BMP RLE8 Decoder",
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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/u-boot-through-2026.10-rc5-out-of-bounds-write-in-bmp-rle8-decoder"
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},
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{
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"url": "https://www.legacymind.de/en/knowledge/u-boot-cves#cve-2026-71972",
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"name": "LegacyMind Advisory",
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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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"value": "Shahriyar Jalayeri (ByteRay Ltd.)",
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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": "Mehrun P. Hunter (ByteRay Ltd.)",
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"type": "finder"
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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": "2026-09-30T14:10:30.572597Z",
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"id": "CVE-2026-71972",
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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": "2026-09-30T14:10:40.135Z"
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}
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}
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]
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}
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} |