In c2ps, there is a possible memory corruption due to use after free. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10274607; Issue ID: MSV-5049.

cve CVE-2025-20799 1 source, 1 claim · Watch

NVD writes:
In c2ps, there is a possible memory corruption due to use after free. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10274607; Issue ID: MSV-5049. En c2ps, existe una posible corrupción de memoria debido a un use after free. Esto podría llevar a una escalada local de privilegios si un actor malicioso ya ha obtenido el privilegio de Sistema. No se requiere interacción del usuario para la explotación. ID del parche: ALPS10274607; ID del problema: MSV-5049. the claim

What it is to other things

affects	google/android NVD
affects	mediatek/mt6899 NVD
affects	mediatek/mt6991 NVD
affects	mediatek/mt6993 NVD
affects	mediatek/mt8793 NVD
made_by	google NVD
made_by	mediatek NVD

In words only, so not counted until a person confirms one:

affects	`mediatek_inc/mediatek_chipset` NVD says “MediaTek, Inc. · MediaTek chipset”
made_by	`mediatek_inc` NVD says “MediaTek, Inc.”

What each source says

Property	Source	Said	Means here
Cvss cvss	NVD	7.8 receipt Source NVD Its words `7.8` Read by `field:cve.metrics.cvssMetricV31[].cvssData.baseScore` Said since 2026-10-02 12:00 UTC Last answered 2026-10-02 18:04 UTC Original open at the source What the source handed over { "cve": { "affected": [ { "affectedData": [ { "defaultStatus": "unaffected", "product": "MediaTek chipset", "vendor": "MediaTek, Inc.", "versions": [ { "status": "affected", "version": "MT6899" }, { "status": "affected", "version": "MT6991" }, { "status": "affected", "version": "MT6993" }, { "status": "affected", "version": "MT8793" } ] } ], "source": "security@mediatek.com" } ], "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:google:android:15.0:::::::", "matchCriteriaId": "8538774C-906D-4B03-A3E7-FA7A55E0DA9E", "vulnerable": true }, { "criteria": "cpe:2.3:o:google:android:16.0:-::::::", "matchCriteriaId": "02882AB1-7993-47DD-84A0-8DF4272D85ED", "vulnerable": true } ], "negate": false, "operator": "OR" }, { "cpeMatch": [ { "criteria": "cpe:2.3:h:mediatek:mt6899:-:::::::", "matchCriteriaId": "C6E9F80F-9AC9-41E0-BB14-9DB6F14B62CD", "vulnerable": false }, { "criteria": "cpe:2.3:h:mediatek:mt6991:-:::::::", "matchCriteriaId": "CBBB30DF-E963-4940-B742-F6801F68C3FC", "vulnerable": false }, { "criteria": "cpe:2.3:h:mediatek:mt6993:-:::::::", "matchCriteriaId": "57E92BE0-5E65-4770-8E1A-0E5D07A38164", "vulnerable": false }, { "criteria": "cpe:2.3:h:mediatek:mt8793:-:::::::*", "matchCriteriaId": "2FBD3487-F8CE-406C-8BD7-DD57FF8CD60B", "vulnerable": false } ], "negate": false, "operator": "OR" } ], "operator": "AND" } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "In c2ps, there is a possible memory corruption due to use after free. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10274607; Issue ID: MSV-5049." }, { "lang": "es", "value": "En c2ps, existe una posible corrupción de memoria debido a un use after free. Esto podría llevar a una escalada local de privilegios si un actor malicioso ya ha obtenido el privilegio de Sistema. No se requiere interacción del usuario para la explotación. ID del parche: ALPS10274607; ID del problema: MSV-5049." } ], "id": "CVE-2025-20799", "lastModified": "2026-09-30T23:10:00.237", "metrics": { "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary" } ], "ssvcV203": [ { "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": { "id": "CVE-2025-20799", "options": [ { "exploitation": "none" }, { "automatable": "no" }, { "technicalImpact": "total" } ], "role": "CISA Coordinator", "timestamp": "2026-01-07T04:55:52.504995Z", "version": "2.0.3" } } ] }, "published": "2026-01-06T02:15:43.937", "references": [ { "source": "security@mediatek.com", "tags": [ "Vendor Advisory" ], "url": "https://corp.mediatek.com/product-security-bulletin/January-2026" } ], "sourceIdentifier": "security@mediatek.com", "vulnStatus": "Analyzed", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-416" } ], "source": "security@mediatek.com", "type": "Secondary" } ] } }	—
Product product	NVD	MediaTek chipset receipt Source NVD Its words `MediaTek chipset` Read by `field:cve.affected[].affectedData[].product` Said since 2026-10-02 12:00 UTC Last answered 2026-10-02 18:04 UTC Original open at the source What the source handed over { "cve": { "affected": [ { "affectedData": [ { "defaultStatus": "unaffected", "product": "MediaTek chipset", "vendor": "MediaTek, Inc.", "versions": [ { "status": "affected", "version": "MT6899" }, { "status": "affected", "version": "MT6991" }, { "status": "affected", "version": "MT6993" }, { "status": "affected", "version": "MT8793" } ] } ], "source": "security@mediatek.com" } ], "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:google:android:15.0:::::::", "matchCriteriaId": "8538774C-906D-4B03-A3E7-FA7A55E0DA9E", "vulnerable": true }, { "criteria": "cpe:2.3:o:google:android:16.0:-::::::", "matchCriteriaId": "02882AB1-7993-47DD-84A0-8DF4272D85ED", "vulnerable": true } ], "negate": false, "operator": "OR" }, { "cpeMatch": [ { "criteria": "cpe:2.3:h:mediatek:mt6899:-:::::::", "matchCriteriaId": "C6E9F80F-9AC9-41E0-BB14-9DB6F14B62CD", "vulnerable": false }, { "criteria": "cpe:2.3:h:mediatek:mt6991:-:::::::", "matchCriteriaId": "CBBB30DF-E963-4940-B742-F6801F68C3FC", "vulnerable": false }, { "criteria": "cpe:2.3:h:mediatek:mt6993:-:::::::", "matchCriteriaId": "57E92BE0-5E65-4770-8E1A-0E5D07A38164", "vulnerable": false }, { "criteria": "cpe:2.3:h:mediatek:mt8793:-:::::::*", "matchCriteriaId": "2FBD3487-F8CE-406C-8BD7-DD57FF8CD60B", "vulnerable": false } ], "negate": false, "operator": "OR" } ], "operator": "AND" } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "In c2ps, there is a possible memory corruption due to use after free. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10274607; Issue ID: MSV-5049." }, { "lang": "es", "value": "En c2ps, existe una posible corrupción de memoria debido a un use after free. Esto podría llevar a una escalada local de privilegios si un actor malicioso ya ha obtenido el privilegio de Sistema. No se requiere interacción del usuario para la explotación. ID del parche: ALPS10274607; ID del problema: MSV-5049." } ], "id": "CVE-2025-20799", "lastModified": "2026-09-30T23:10:00.237", "metrics": { "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary" } ], "ssvcV203": [ { "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": { "id": "CVE-2025-20799", "options": [ { "exploitation": "none" }, { "automatable": "no" }, { "technicalImpact": "total" } ], "role": "CISA Coordinator", "timestamp": "2026-01-07T04:55:52.504995Z", "version": "2.0.3" } } ] }, "published": "2026-01-06T02:15:43.937", "references": [ { "source": "security@mediatek.com", "tags": [ "Vendor Advisory" ], "url": "https://corp.mediatek.com/product-security-bulletin/January-2026" } ], "sourceIdentifier": "security@mediatek.com", "vulnStatus": "Analyzed", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-416" } ], "source": "security@mediatek.com", "type": "Secondary" } ] } }	—
Status status	NVD	Analyzed receipt Source NVD Its words `Analyzed` Read by `field:cve.vulnStatus` Said since 2026-10-02 12:00 UTC Last answered 2026-10-02 18:04 UTC Original open at the source What the source handed over { "cve": { "affected": [ { "affectedData": [ { "defaultStatus": "unaffected", "product": "MediaTek chipset", "vendor": "MediaTek, Inc.", "versions": [ { "status": "affected", "version": "MT6899" }, { "status": "affected", "version": "MT6991" }, { "status": "affected", "version": "MT6993" }, { "status": "affected", "version": "MT8793" } ] } ], "source": "security@mediatek.com" } ], "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:google:android:15.0:::::::", "matchCriteriaId": "8538774C-906D-4B03-A3E7-FA7A55E0DA9E", "vulnerable": true }, { "criteria": "cpe:2.3:o:google:android:16.0:-::::::", "matchCriteriaId": "02882AB1-7993-47DD-84A0-8DF4272D85ED", "vulnerable": true } ], "negate": false, "operator": "OR" }, { "cpeMatch": [ { "criteria": "cpe:2.3:h:mediatek:mt6899:-:::::::", "matchCriteriaId": "C6E9F80F-9AC9-41E0-BB14-9DB6F14B62CD", "vulnerable": false }, { "criteria": "cpe:2.3:h:mediatek:mt6991:-:::::::", "matchCriteriaId": "CBBB30DF-E963-4940-B742-F6801F68C3FC", "vulnerable": false }, { "criteria": "cpe:2.3:h:mediatek:mt6993:-:::::::", "matchCriteriaId": "57E92BE0-5E65-4770-8E1A-0E5D07A38164", "vulnerable": false }, { "criteria": "cpe:2.3:h:mediatek:mt8793:-:::::::*", "matchCriteriaId": "2FBD3487-F8CE-406C-8BD7-DD57FF8CD60B", "vulnerable": false } ], "negate": false, "operator": "OR" } ], "operator": "AND" } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "In c2ps, there is a possible memory corruption due to use after free. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10274607; Issue ID: MSV-5049." }, { "lang": "es", "value": "En c2ps, existe una posible corrupción de memoria debido a un use after free. Esto podría llevar a una escalada local de privilegios si un actor malicioso ya ha obtenido el privilegio de Sistema. No se requiere interacción del usuario para la explotación. ID del parche: ALPS10274607; ID del problema: MSV-5049." } ], "id": "CVE-2025-20799", "lastModified": "2026-09-30T23:10:00.237", "metrics": { "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary" } ], "ssvcV203": [ { "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": { "id": "CVE-2025-20799", "options": [ { "exploitation": "none" }, { "automatable": "no" }, { "technicalImpact": "total" } ], "role": "CISA Coordinator", "timestamp": "2026-01-07T04:55:52.504995Z", "version": "2.0.3" } } ] }, "published": "2026-01-06T02:15:43.937", "references": [ { "source": "security@mediatek.com", "tags": [ "Vendor Advisory" ], "url": "https://corp.mediatek.com/product-security-bulletin/January-2026" } ], "sourceIdentifier": "security@mediatek.com", "vulnStatus": "Analyzed", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-416" } ], "source": "security@mediatek.com", "type": "Secondary" } ] } }	—
Vendor vendor	NVD	MediaTek, Inc. receipt Source NVD Its words `MediaTek, Inc.` Read by `field:cve.affected[].affectedData[].vendor` Said since 2026-10-02 12:00 UTC Last answered 2026-10-02 18:04 UTC Original open at the source What the source handed over { "cve": { "affected": [ { "affectedData": [ { "defaultStatus": "unaffected", "product": "MediaTek chipset", "vendor": "MediaTek, Inc.", "versions": [ { "status": "affected", "version": "MT6899" }, { "status": "affected", "version": "MT6991" }, { "status": "affected", "version": "MT6993" }, { "status": "affected", "version": "MT8793" } ] } ], "source": "security@mediatek.com" } ], "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:google:android:15.0:::::::", "matchCriteriaId": "8538774C-906D-4B03-A3E7-FA7A55E0DA9E", "vulnerable": true }, { "criteria": "cpe:2.3:o:google:android:16.0:-::::::", "matchCriteriaId": "02882AB1-7993-47DD-84A0-8DF4272D85ED", "vulnerable": true } ], "negate": false, "operator": "OR" }, { "cpeMatch": [ { "criteria": "cpe:2.3:h:mediatek:mt6899:-:::::::", "matchCriteriaId": "C6E9F80F-9AC9-41E0-BB14-9DB6F14B62CD", "vulnerable": false }, { "criteria": "cpe:2.3:h:mediatek:mt6991:-:::::::", "matchCriteriaId": "CBBB30DF-E963-4940-B742-F6801F68C3FC", "vulnerable": false }, { "criteria": "cpe:2.3:h:mediatek:mt6993:-:::::::", "matchCriteriaId": "57E92BE0-5E65-4770-8E1A-0E5D07A38164", "vulnerable": false }, { "criteria": "cpe:2.3:h:mediatek:mt8793:-:::::::*", "matchCriteriaId": "2FBD3487-F8CE-406C-8BD7-DD57FF8CD60B", "vulnerable": false } ], "negate": false, "operator": "OR" } ], "operator": "AND" } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "In c2ps, there is a possible memory corruption due to use after free. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10274607; Issue ID: MSV-5049." }, { "lang": "es", "value": "En c2ps, existe una posible corrupción de memoria debido a un use after free. Esto podría llevar a una escalada local de privilegios si un actor malicioso ya ha obtenido el privilegio de Sistema. No se requiere interacción del usuario para la explotación. ID del parche: ALPS10274607; ID del problema: MSV-5049." } ], "id": "CVE-2025-20799", "lastModified": "2026-09-30T23:10:00.237", "metrics": { "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary" } ], "ssvcV203": [ { "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": { "id": "CVE-2025-20799", "options": [ { "exploitation": "none" }, { "automatable": "no" }, { "technicalImpact": "total" } ], "role": "CISA Coordinator", "timestamp": "2026-01-07T04:55:52.504995Z", "version": "2.0.3" } } ] }, "published": "2026-01-06T02:15:43.937", "references": [ { "source": "security@mediatek.com", "tags": [ "Vendor Advisory" ], "url": "https://corp.mediatek.com/product-security-bulletin/January-2026" } ], "sourceIdentifier": "security@mediatek.com", "vulnStatus": "Analyzed", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-416" } ], "source": "security@mediatek.com", "type": "Secondary" } ] } }	—

vulnerability

In c2ps, there is a possible memory corruption due to use after free. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10274607; Issue ID: MSV-5049.

zetlyn/cve-nvd · 2026-01-06

cvss 7.8 product MediaTek chipset status Analyzed vendor MediaTek, Inc.

source