Out-of-bounds Write Affecting virt-devel:rhel/python3-libnbd package, versions <0:1.6.0-5.module+el8.6.0+14480+c0a3aa0f


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (19th percentile)

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  • Snyk IDSNYK-RHEL8-VIRTDEVEL-5447531
  • published1 Mar 2023
  • disclosed28 Feb 2023

Introduced: 28 Feb 2023

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

How to fix?

Upgrade RHEL:8 virt-devel:rhel/python3-libnbd to version 0:1.6.0-5.module+el8.6.0+14480+c0a3aa0f or higher.
This issue was patched in RHSA-2023:1833.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt-devel:rhel/python3-libnbd package and not the virt-devel:rhel/python3-libnbd package as distributed by RHEL. See How to fix? for RHEL:8 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 Scores

version 3.1