Security Bulletin: IBM® Db2® is vulnerable to a denial of service as the server terminates abnormally when executing a specially crafted SELECT statement. (CVE-2021-29703)

Summary

IBM® Db2® is vulnerable to a denial of service as the server terminates abnormally when executing a specially crafted SELECT statement.

Vulnerability Details

CVEID:CVE-2021-29703
**DESCRIPTION:**Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) is vulnerable to a denial of service as the server terminates abnormally when executing a specially crafted SELECT statement.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/200659 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

All fix pack levels of IBM Db2 V10.1, V10.5, V11.1, and V11.5 server editions on all platforms are affected.

Remediation/Fixes

Customers running any vulnerable fixpack level of an affected Program, V10.1, V10.5, V11.1 and V11.5, can download the special build containing the interim fix for this issue from Fix Central. These special builds are available based on the most recent fixpack level for each impacted release: V10.1 FP6, V10.5 FP11, V11.1.4 FP6, and V11.5.5. They can be applied to any affected fixpack level of the appropriate release to remediate this vulnerability.

AIX 64-bit
HP-UX 64-bit
Linux 32-bit, x86-32
Linux 64-bit, x86-64
Linux 64-bit, POWER™ big endian
Linux 64-bit, System z®, System z9® or zSeries®
Solaris 64-bit, SPARC
Solaris 64-bit, x86-64
Windows 32-bit, x86
Windows 64-bit, x86

V10.5| TBD| IT36600| Special Build for V10.5 FP11:

AIX 64-bit
HP-UX 64-bit
Linux 32-bit, x86-32
Linux 64-bit, x86-64
Linux 64-bit, POWER™ big endian
Linux 64-bit, POWER™ little endian
Linux 64-bit, System z®, System z9® or zSeries®
Solaris 64-bit, SPARC
Solaris 64-bit, x86-64
Windows 32-bit, x86
Windows 64-bit, x86
Inspur

V11.1| TBD| IT36599| Special Build for V11.1 FP6:

AIX 64-bit
Linux 32-bit, x86-32
Linux 64-bit, x86-64
Linux 64-bit, POWER™ little endian
Linux 64-bit, System z®, System z9® or zSeries®
Solaris 64-bit, SPARC
Windows 32-bit, x86
Windows 64-bit, x86

V11.5|

v11.5.5FP1

v11.5.6

| IT34950|

<https://www.ibm.com/support/pages/node/6438025&gt;

<https://www.ibm.com/support/pages/node/6465915&gt;

Workarounds and Mitigations

None