In wlan STA driver, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00465314; Issue ID: MSV-4956.
History

Tue, 03 Mar 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 03 Mar 2026 13:15:00 +0000

Type Values Removed Values Added
First Time appeared Mediatek
Mediatek mt7902
Mediatek mt7920
Mediatek mt7921
Mediatek mt7922
Mediatek mt7925
Mediatek mt7927
Mediatek nbiot Sdk
Weaknesses CWE-787
CPEs cpe:2.3:a:mediatek:nbiot_sdk:*:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7902:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7920:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7921:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7922:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7925:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt7927:-:*:*:*:*:*:*:*
Vendors & Products Mediatek
Mediatek mt7902
Mediatek mt7920
Mediatek mt7921
Mediatek mt7922
Mediatek mt7925
Mediatek mt7927
Mediatek nbiot Sdk

Mon, 02 Mar 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 02 Mar 2026 09:00:00 +0000

Type Values Removed Values Added
Description In wlan STA driver, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00465314; Issue ID: MSV-4956.
Weaknesses CWE-749
References

cve-icon MITRE

Status: PUBLISHED

Assigner: MediaTek

Published: 2026-03-02T08:37:41.026Z

Updated: 2026-03-03T16:15:45.688Z

Reserved: 2025-11-03T01:30:59.010Z

Link: CVE-2026-20423

cve-icon Vulnrichment

Updated: 2026-03-02T18:47:45.450Z

cve-icon NVD

Status : Modified

Published: 2026-03-02T09:16:15.340

Modified: 2026-03-03T17:16:18.047

Link: CVE-2026-20423

cve-icon Redhat

No data.