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CVE-2026-115679medium6.5

Arm Keil MDK-Middleware 8.3.0 may allow out-of-bounds reads and writes to the FTP Server RX Buffer

Impact

Arm Keil MDK-Middleware version 8.3.0 may be vulnerable to out-of-bounds reads and writes to the FTP Server RX Buffer due to a signed to unsigned conversion error. The impact is unclear. Local access may be required.

Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

Keil · Arm

MDK-Middleware

1 range
Arm version evidence

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affected

8.3.0

semver versions

unaffected

unknown

Other versions: unaffected

Original source description

Arm Keil MDK-Middleware 8.3.0 may allow out-of-bounds reads and writes to the FTP Server RX Buffer

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance · not supplied
Weakness classification
Additional publishers

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-115679

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Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-195 ↗

CWE-195 Signed to unsigned conversion error

Arm

Related →
Contributing organizations · 2
Arm

Assigning organization

2026-10-26
CISA-ADP

Additional data publisher

2026-10-26

What changed

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References

1 sources
support.arm.com/documentation/112560
Source referenceArm