VDE-2022-006

csafDEendress_hauser_psirt

Endress+Hauser: FieldPort SFP50 Memory Corruption in Bluetooth Controller Firmware

view advisory published 2022-03-24

Possible memory corruption in BT controller when it receives an oversized LMP packet over 2-DH1 link and leads to denial of service.

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2021-35093USmedium6.5—
Possible memory corruption in BT controller when it receives an oversized LMP packet over 2-DH1 link and leads to denial of service in BlueCore
02

references

External citations — patches, advisories, analysis.

03

remediations (2)

  • Mitigation

    Endress+Hauser recommends using the FieldPort SFP50 only in secure environment and to allow access tothe devices only to authorized persons.

  • No fix planned

    Currently no fix planned from chip supplier.

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