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Ubuntu: USN-5933-1 (CVE-2023-1017): Libtpms vulnerabilities

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Ubuntu: USN-5933-1 (CVE-2023-1017): Libtpms vulnerabilities

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
02/28/2023
Created
03/29/2023
Added
03/22/2023
Modified
03/22/2023

Description

An out-of-bounds write vulnerability exists in TPM2.0's Module Library allowing writing of a 2-byte data past the end of TPM2.0 command in the CryptParameterDecryption routine. An attacker who can successfully exploit this vulnerability can lead to denial of service (crashing the TPM chip/process or rendering it unusable) and/or arbitrary code execution in the TPM context.

Solution(s)

  • ubuntu-upgrade-libtpms0

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