Security Bulletin
Summary
The GNU C library (glibc) provided with the z/TPF system was updated to address the vulnerabilities described by CVE-2011-1071 and CVE-2014-9761.
Vulnerability Details
CVEID: CVE-2011-1071
DESCRIPTION: GNU C Library could allow a remote attacker to execute arbitrary code on the system, caused by an error in the fnmatch() function. By persuading the application into using the function, a remote attacker could exploit this vulnerability to corrupt the stack and execute arbitrary code on the system.
CVSS Base Score: 6.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/65671 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P)
CVEID: CVE-2014-9761
DESCRIPTION: GNU C Library (glibc) is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the nan function. By sending an overly long string, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 5.6
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/111085 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L)
Affected Products and Versions
Remediation/Fixes
|
Product |
VRMF | APAR | Remediation/First Fix |
| z/TPF | 1.1 | APAR PJ45634 | Apply the APAR, which is available for download from the TPF Family Product: Maintenance web page. |
Workarounds and Mitigations
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Important Note
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References
Acknowledgement
None
Change History
1 March 2019: Original version published
*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.
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Document Information
Modified date:
01 March 2019
UID
ibm10872656