云安全日报210824：红帽音频处理库发现任意代码

libsndfile是由Erik de Castro Lopo写的的广泛用于读写音频文件的C语言库。它支持的音频格式十分广泛并且能够自动的从一种格式到一种格式。8月24日,RedHat发布了安全更新，修复了红帽音频处理库(libsndfile)中发现的任意代码执行漏洞。以下是漏洞详情

漏洞详情

来源https://aess.redhat./errata/RHSA-2021:3151

CVE-2021-3246 CVSS评分8.8 严重程度高

在libsndfile 中发现了堆缓冲区溢出漏洞。该漏洞允许攻击者通过精心制作的 WAV 文件执行任意代码。此漏洞的最大威胁是机密性、完整性和系统可用性。

受影响产品和版本

Red Hat Enterprise Linux for x86_64 8 x86_64

Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.4 x86_64

Red Hat Enterprise Linux Server - AUS 8.4 x86_64

Red Hat Enterprise Linux for IBM z Systems 8 s390x

Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.4 s390x

Red Hat Enterprise Linux for Poer, little endian 8 ppc64le

Red Hat Enterprise Linux for Poer, little endian - Extended Update Support 8.4 ppc64le

Red Hat Enterprise Linux Server - TUS 8.4 x86_64

Red Hat Enterprise Linux for ARM 64 8 aarch64

Red Hat Enterprise Linux Server (for IBM Poer LE) - Update Services for SAP Solutions 8.4 ppc64le

Red Hat CodeReady Linux Builder for x86_64 8 x86_64

Red Hat CodeReady Linux Builder for Poer, little endian 8 ppc64le

Red Hat CodeReady Linux Builder for ARM 64 8 aarch64

Red Hat CodeReady Linux Builder for IBM z Systems 8 s390x

Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.4 aarch64

Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.4 x86_64

Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 8.4 x86_64

Red Hat CodeReady Linux Builder for Poer, little endian - Extended Update Support 8.4 ppc64le

Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support 8.4 s390x

Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 8.4 aarch64

解决方案

libsndfile的安全更新现在可用于Red Hat Enterprise Linux 8,有关如何应用此更新的详细信息，请参阅

https://aess.redhat./articles/11258

查看更多漏洞信息 以及升级请访问官网

https://aess.redhat./security/security-updates/#/security-advisories