CVE-2021-32486: Buffer Overflow
First published: Thu Sep 09 2021(Updated: )
In modem 2G RRM, there is a possible system crash due to a heap buffer overflow. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY00500621; Issue ID: ALPS04964928.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| MediaTek Modem | =lr12a | |
| MediaTek Modem | =lr13 | |
| MediaTek MT6739 | ||
| MediaTek MT6761 | ||
| MediaTek MT6762M | ||
| MediaTek MT6762 | ||
| MediaTek MT6762 | ||
| MediaTek MT6763 | ||
| MediaTek MT6765 | ||
| MediaTek MT6765T | ||
| MediaTek MT6767 | ||
| MediaTek MT6768 | ||
| MediaTek MT6769 | ||
| MediaTek MT6769T | ||
| MediaTek MT6769 | ||
| MediaTek MT6771 | ||
| MediaTek MT6779 | ||
| MediaTek MT6783 | ||
| MediaTek MT6785T | ||
| MediaTek MT6785T |
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Frequently Asked Questions
What is CVE-2021-32486?
CVE-2021-32486 is a vulnerability in modem 2G RRM that could lead to a system crash due to a heap buffer overflow, resulting in remote denial of service.
How severe is CVE-2021-32486?
CVE-2021-32486 has a severity rating of 7.5 (high).
What software is affected by CVE-2021-32486?
Mediatek Modem versions lr12a and lr13 are affected by CVE-2021-32486.
Is user interaction required to exploit CVE-2021-32486?
No, user interaction is not needed for exploitation of CVE-2021-32486.
How can I patch CVE-2021-32486?
To patch CVE-2021-32486, apply the Patch ID: MOLY00500621 provided by Mediatek.
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- agent/event
- agent/first-publish-date
- agent/source
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- agent/softwarecombine
- vendor/mediatek
- canonical/mediatek modem
- version/mediatek modem/lr12a
- version/mediatek modem/lr13
- canonical/mediatek mt6739
- canonical/mediatek mt6761
- canonical/mediatek mt6762m
- canonical/mediatek mt6762
- canonical/mediatek mt6763
- canonical/mediatek mt6765
- canonical/mediatek mt6765t
- canonical/mediatek mt6767
- canonical/mediatek mt6768
- canonical/mediatek mt6769
- canonical/mediatek mt6769t
- canonical/mediatek mt6771
- canonical/mediatek mt6779
- canonical/mediatek mt6783
- canonical/mediatek mt6785t