CVE-2026-20579
Mediatek mt2718 Firmware: out-of-bounds write
- Risk score
- 40/100
- CVSS
- 6.7 v3.1
- Exploit chance (30 days)
- 0.1%
- Published
- 5 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- In vdec, 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: ALPS11383899; Issue ID: MSV-9800.
- Affected
- Mediatek mt2718 Firmware
- Fix
- Apply the vendor's security update; see the linked advisory.
- Exploitation
- No known exploitation
Story map
At a glance
Mediatek mt2718 Firmware: Yellow, plan it in. In display, there is a possible out of bounds write due to a missing bounds check. 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: ALPS11292777; Issue ID: MSV-9195.
The flaws
- CVE-2026-20579: Out-of-bounds write (CVSS 6.7 · EPSS 0%)
- CVE-2026-20530: Out-of-bounds write (CVSS 6.7 · EPSS 0%)
- CVE-2026-20542: Use-after-free (CVSS 6.7 · EPSS 0%)
- CVE-2026-20587: In mtee, there is a possible escalation of privilege due to type confusion (CVSS 6.7 · EPSS 0%)
The fix
Fix: Apply the vendor's security update; see the linked advisory.
Who is exposed: Mediatek mt2718 Firmware
Where it stands
- No known exploitation
Connects to
- Same weakness: Out-of-bounds write (CWE-787). 257 other warnings in 30 days
- Same product: Earlier Mediatek mt2718 Firmware warnings. 2 in the last 90 days
Why it is Yellow
- CVSS 6.7 medium
References
Original description
In vdec, 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: ALPS11383899; Issue ID: MSV-9800.
Last activity 5 Oct 2026. Patch Forecast updates every hour.