Out-of-bounds Write Affecting libtpms0 package, versions <0.8.2-150300.3.9.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
1.29% (67th percentile)

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  • Snyk IDSNYK-SLES154-LIBTPMS0-5488357
  • published28 Apr 2023
  • disclosed27 Apr 2023

Introduced: 27 Apr 2023

CVE-2023-1017  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 libtpms0 to version 0.8.2-150300.3.9.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libtpms0 package and not the libtpms0 package as distributed by SLES. See How to fix? for SLES:15.4 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1