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ubuntuUbuntuUSN-6796-1
HistoryMay 29, 2024 - 12:00 a.m.

TPM2 Software Stack vulnerabilities

2024-05-2900:00:00
ubuntu.com
51
tpm2
software stack
ubuntu
vulnerabilities
denial of service
arbitrary code
cve-2023-22745
cve-2024-29040

CVSS3

6.4

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

AI Score

8.1

Confidence

High

EPSS

0.001

Percentile

18.4%

Releases

  • Ubuntu 24.04 LTS
  • Ubuntu 23.10
  • Ubuntu 22.04 LTS
  • Ubuntu 20.04 LTS

Packages

  • tpm2-tss - TPM2 Software Stack library

Details

Fergus Dall discovered that TPM2 Software Stack did not properly handle
layer arrays. An attacker could possibly use this issue to cause
TPM2 Software Stack to crash, resulting in a denial of service, or
possibly execute arbitrary code.
(CVE-2023-22745)

Jurgen Repp and Andreas Fuchs discovered that TPM2 Software Stack did not
validate the quote data after deserialization. An attacker could generate
an arbitrary quote and cause TPM2 Software Stack to have unknown behavior.
(CVE-2024-29040)

CVSS3

6.4

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

AI Score

8.1

Confidence

High

EPSS

0.001

Percentile

18.4%