CVE-2026-20451In slbc, there is a possible out of bounds write due to type confusion.
Updated under an hour ago ()
Does this affect you?
It affects MediaTek, Inc. MediaTek chipset and 32 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Free account, 1 product
In slbc, there is a possible out of bounds write due to type confusion. 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: ALPS10828685; Issue ID: MSV-6504.
- CVSS
- 6.7 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-843
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- MediaTek
- NVD analysis
- Analyzed
- Record last updated
- May 4, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
MediaTek, Inc. MediaTek chipset mediatek:chipset (from the name) | MT2718; MT6899; MT6985; MT6989; MT6991; MT8115; MT8186; MT8188; and 24 more ranges | CNA record |
mediatek mt8115_firmware mediatek:mt8115_firmware | all versions | NVD |
mediatek mt8186_firmware mediatek:mt8186_firmware | all versions | NVD |
mediatek mt8188_firmware mediatek:mt8188_firmware | all versions | NVD |
mediatek mt8196_firmware mediatek:mt8196_firmware | all versions | NVD |
mediatek mt8365_firmware mediatek:mt8365_firmware | all versions | NVD |
mediatek mt8367_firmware mediatek:mt8367_firmware | all versions | NVD |
mediatek mt8370_firmware mediatek:mt8370_firmware | all versions | NVD |
mediatek mt8371_firmware mediatek:mt8371_firmware | all versions | NVD |
mediatek mt8390_firmware mediatek:mt8390_firmware | all versions | NVD |
mediatek mt8391_firmware mediatek:mt8391_firmware | all versions | NVD |
mediatek mt8395_firmware mediatek:mt8395_firmware | all versions | NVD |
mediatek mt8676_firmware mediatek:mt8676_firmware | all versions | NVD |
mediatek mt8678_firmware mediatek:mt8678_firmware | all versions | NVD |
mediatek mt8766_firmware mediatek:mt8766_firmware | all versions | NVD |
mediatek mt8768_firmware mediatek:mt8768_firmware | all versions | NVD |
mediatek mt8775_firmware mediatek:mt8775_firmware | all versions | NVD |
mediatek mt8781_firmware mediatek:mt8781_firmware | all versions | NVD |
mediatek mt8786_firmware mediatek:mt8786_firmware | all versions | NVD |
mediatek mt8788e_firmware mediatek:mt8788e_firmware | all versions | NVD |
mediatek mt8791t_firmware mediatek:mt8791t_firmware | all versions | NVD |
mediatek mt8792_firmware mediatek:mt8792_firmware | all versions | NVD |
mediatek mt8793_firmware mediatek:mt8793_firmware | all versions | NVD |
mediatek mt8796_firmware mediatek:mt8796_firmware | all versions | NVD |
mediatek mt8873_firmware mediatek:mt8873_firmware | all versions | NVD |
mediatek mt8883_firmware mediatek:mt8883_firmware | all versions | NVD |
mediatek mt8893_firmware mediatek:mt8893_firmware | all versions | NVD |
mediatek mt8910_firmware mediatek:mt8910_firmware | all versions | NVD |
mediatek mt2718_firmware mediatek:mt2718_firmware | all versions | NVD |
mediatek mt6899_firmware mediatek:mt6899_firmware | all versions | NVD |
mediatek mt6985_firmware mediatek:mt6985_firmware | all versions | NVD |
mediatek mt6989_firmware mediatek:mt6989_firmware | all versions | NVD |
mediatek mt6991_firmware mediatek:mt6991_firmware | all versions | NVD |
References
- https://corp.mediatek.com/product-security-bulletin/May-2026vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.