Summary
Ein lokaler Angreifer kann mehrere Schwachstellen im BIOS verschiedener Lenovo Computermodelle ausnutzen, um Code auszuführen, Daten zu manipulieren, Informationen offenzulegen, einen Denial of Service zu verursachen und Privilegien zu erweitern.
Product
Das BIOS ist die Firmware bei IBM PC kompatiblen Computern.
Lenovo ist ein Hersteller u. a. von Computern.
Vulnerabilities 5
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High 7.8
Time-of-check Time-of-use (TOCTOU) Race Condition in DSP Service
Memory Corruption when processing asynchronous input parameters due to improper handling of modified values between check and use.
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Medium 6.0
A potential out-of-bounds write vulnerability could allow a local privileged attacker to modify power management settin…
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Medium 6.0
A potential out of bounds write vulnerability could allow a local privileged attacker to execute code in System Managem…
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Medium 4.4
A potential vulnerability could allow a local privileged attacker to disclose the address of protected System Managemen…
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Medium 4.4
A potential missing authentication vulnerability could allow a local privileged attacker to use WMI commands to arbitra…
Revision history
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#2
Referenz(en) aufgenommen: EUVD-2026-44982, EUVD-2026-44979, EUVD-2026-44980, EUVD-2026-44981
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#1
Initiale Fassung
References
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Lenovo Security Advisory LEN-220440 vom 2026-07-14
https://support.lenovo.com/us/en/product_security/LEN-220440