In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01738293; Issue ID: MSV-5922.
History

Tue, 03 Feb 2026 21:30:00 +0000

Type Values Removed Values Added
First Time appeared Mediatek
Mediatek mt2735
Mediatek mt6833
Mediatek mt6853
Mediatek mt6855
Mediatek mt6873
Mediatek mt6875
Mediatek mt6877
Mediatek mt6880
Mediatek mt6883
Mediatek mt6885
Mediatek mt6889
Mediatek mt6890
Mediatek mt6891
Mediatek mt6893
Mediatek mt8791
Mediatek nr15
CPEs cpe:2.3:h:mediatek:mt2735:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6833:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6853:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6855:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6873:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6875:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6877:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6880:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6883:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6885:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6889:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6890:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6891:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6893:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8791:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:nr15:-:*:*:*:*:*:*:*
Vendors & Products Mediatek
Mediatek mt2735
Mediatek mt6833
Mediatek mt6853
Mediatek mt6855
Mediatek mt6873
Mediatek mt6875
Mediatek mt6877
Mediatek mt6880
Mediatek mt6883
Mediatek mt6885
Mediatek mt6889
Mediatek mt6890
Mediatek mt6891
Mediatek mt6893
Mediatek mt8791
Mediatek nr15

Mon, 02 Feb 2026 22:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 02 Feb 2026 08:30:00 +0000

Type Values Removed Values Added
Description In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01738293; Issue ID: MSV-5922.
Weaknesses CWE-125
References

cve-icon MITRE

Status: PUBLISHED

Assigner: MediaTek

Published: 2026-02-02T08:14:41.044Z

Updated: 2026-02-02T21:26:56.214Z

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

Link: CVE-2026-20421

cve-icon Vulnrichment

Updated: 2026-02-02T21:25:12.729Z

cve-icon NVD

Status : Analyzed

Published: 2026-02-02T09:15:57.257

Modified: 2026-02-03T21:23:50.483

Link: CVE-2026-20421

cve-icon Redhat

No data.