Revision Date: | 2022-09-02 | Version: | 1 |
Title: | CVE-2021-32761 |
Description: |
Redis is an in-memory database that persists on disk. A vulnerability involving out-of-bounds read and integer overflow to buffer overflow exists starting with version 2.2 and prior to versions 5.0.13, 6.0.15, and 6.2.5. On 32-bit systems, Redis `*BIT*` command are vulnerable to integer overflow that can potentially be exploited to corrupt the heap, leak arbitrary heap contents or trigger remote code execution. The vulnerability involves changing the default `proto-max-bulk-len` configuration parameter to a very large value and constructing specially crafted commands bit commands. This problem only affects Redis on 32-bit platforms, or compiled as a 32-bit binary. Redis versions 5.0.`3m 6.0.15, and 6.2.5 contain patches for this issue. An additional workaround to mitigate the problem without patching the `redis-server` executable is to prevent users from modifying the `proto-max-bulk-len` configuration parameter. This can be done using ACL to restrict unprivileged users from using the CONFIG SET command.
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Family: | unix | Class: | vulnerability |
Status: | | Reference(s): | Mitre CVE-2021-32761 SUSE CVE-2021-32761
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Platform(s): | openSUSE Tumbleweed SUSE Linux Enterprise High Performance Computing 15 SP2 SUSE Linux Enterprise High Performance Computing 15 SP3 SUSE Linux Enterprise High Performance Computing 15 SP4 SUSE Linux Enterprise Module for Server Applications 15 SP2 SUSE Linux Enterprise Module for Server Applications 15 SP3 SUSE Linux Enterprise Module for Server Applications 15 SP4 SUSE Linux Enterprise Server 15 SP2 SUSE Linux Enterprise Server 15 SP3 SUSE Linux Enterprise Server 15 SP4 SUSE Linux Enterprise Server for SAP Applications 15 SP2 SUSE Linux Enterprise Server for SAP Applications 15 SP3 SUSE Linux Enterprise Server for SAP Applications 15 SP4 SUSE Linux Enterprise Storage 7 SUSE Linux Enterprise Storage 7.1 SUSE Manager Proxy 4.1 SUSE Manager Proxy 4.2 SUSE Manager Proxy 4.3 SUSE Manager Retail Branch Server 4.1 SUSE Manager Retail Branch Server 4.2 SUSE Manager Retail Branch Server 4.3 SUSE Manager Server 4.1 SUSE Manager Server 4.2 SUSE Manager Server 4.3
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Definition Synopsis |
openSUSE Tumbleweed is installed AND redis-6.2.5-1.2 is installed
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Definition Synopsis |
SUSE Linux Enterprise Module for Server Applications 15 SP2 is installed
AND redis is not affected
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Definition Synopsis |
Release Information
SUSE Linux Enterprise Module for Server Applications 15 SP2 is installed
OR SUSE Linux Enterprise Module for Server Applications 15 SP3 is installed
AND redis is not affected
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Definition Synopsis |
Release Information
SUSE Linux Enterprise High Performance Computing 15 SP3 is installed
OR SUSE Linux Enterprise Module for Server Applications 15 SP3 is installed
OR SUSE Linux Enterprise Server 15 SP3 is installed
OR SUSE Linux Enterprise Server for SAP Applications 15 SP3 is installed
OR SUSE Linux Enterprise Storage 7.1 is installed
OR SUSE Manager Proxy 4.2 is installed
OR SUSE Manager Retail Branch Server 4.2 is installed
OR SUSE Manager Server 4.2 is installed
AND redis is not affected
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Definition Synopsis |
Release Information
SUSE Linux Enterprise High Performance Computing 15 SP2 is installed
OR SUSE Linux Enterprise Module for Server Applications 15 SP2 is installed
OR SUSE Linux Enterprise Server 15 SP2 is installed
OR SUSE Linux Enterprise Server for SAP Applications 15 SP2 is installed
OR SUSE Linux Enterprise Storage 7 is installed
OR SUSE Manager Proxy 4.1 is installed
OR SUSE Manager Retail Branch Server 4.1 is installed
OR SUSE Manager Server 4.1 is installed
AND redis is not affected
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Definition Synopsis |
Release Information
SUSE Linux Enterprise High Performance Computing 15 SP4 is installed
OR SUSE Linux Enterprise Module for Server Applications 15 SP4 is installed
OR SUSE Linux Enterprise Server 15 SP4 is installed
OR SUSE Linux Enterprise Server for SAP Applications 15 SP4 is installed
OR SUSE Manager Proxy 4.3 is installed
OR SUSE Manager Retail Branch Server 4.3 is installed
OR SUSE Manager Server 4.3 is installed
AND redis-6.2.6-150400.1.5 is installed
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