Security Bulletin
Summary
glib2 is used by Power Hardware Management Console (HMC). HMC has addressed the applicable CVEs.
Vulnerability Details
DESCRIPTION: GNOME GLib is vulnerable to a denial of service, caused by an error when invoking g_byte_array_new_take() with a buffer of 4GB or more on a 64-bit platform. An attacker could exploit this vulnerability to cause unintended length truncation.
CVSS Base score: 6.2
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/196784 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
CVEID: CVE-2021-27219
DESCRIPTION: GNOME GLib could allow a remote attacker to cause a denial of service, caused by an integer overflow in the g_bytes_new function. An attacker could exploit this vulnerability to corrupt memory and cause a denial of service.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/196782 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
Affected Product(s) | Version(s) |
HMC V10.1.1010.0 | V10.1.1010.0 |
HMC V9.2.950.0 | V9.2.950.0 |
Remediation/Fixes
Remediation/Fixes
The following fixes are available on IBM Fix Central at: http://www-933.ibm.com/support/fixcentral/
Product
|
VRMF
|
APAR
|
Remediation/Fix
|
Power HMC
|
V9.2.952.0 ppc
|
MB04300
|
|
Power HMC
|
V9.2.952.0 x86
|
MB04299
|
|
Power HMC
|
V10.1.1010.0 ppc
|
MB04291
|
|
Power HMC
|
V10.1.1010.0 x86
|
MB04294
|
Workarounds and Mitigations
Get Notified about Future Security Bulletins
References
Change History
19 Nov 2021: Initial Publication
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
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Document Information
Modified date:
22 November 2021
UID
ibm16518308