CVE-2021-42375

CVE-2021-42375 concerns BusyBox ash applet: incorrect handling of a special element can trigger a denial of service when processing a crafted shell command. Affected product: Cloud Pak for Security (CP4S) versions 1.8.1.0, 1.8.0.0, and 1.7.2.0. Remediation: upgrade to CP4S 1.9.0.0 per IBM guidanc...

CVE-2021-42381

CVE-2021-42381 is a use-after-free in BusyBox’s awk applet (hash_init path) that can cause denial of service and may lead to code execution when processing crafted awk patterns. Affected BusyBox versions exist across distros; remediation is to upgrade BusyBox to a patched release (e.g., Debian 1:...

CVE-2021-42376

A NULL pointer dereference in Busybox's hush applet leads to denial of service when processing a crafted shell command, due to missing validation after a \x03 delimiter character. This may be used for DoS under very rare conditions of filtered command input...

CVE-2021-42377

An attacker-controlled pointer free in Busybox's hush applet leads to denial of service and possible code execution when processing a crafted shell command, due to the shell mishandling the &&& string. This may be used for remote code execution under rare conditions of filtered command input...

CVE-2021-42373: NULL Pointer Dereference

A NULL pointer dereference in Busybox's man applet leads to denial of service when a section name is supplied but no page argument is given...

CVE-2021-42379: Use After Free

A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the nextinputfile function...

CVE-2021-42374: Out-of-bounds Read

An out-of-bounds heap read in Busybox's unlzma applet leads to information leak and denial of service when crafted LZMA-compressed input is decompressed. This can be triggered by any applet/format that...

CVE-2021-42375: Improper Handling of Invalid Use of Special Elements

An incorrect handling of a special element in Busybox's ash applet leads to denial of service when processing a crafted shell command, due to the shell mistaking specific characters for reserved characters. This may be used for DoS under rare conditions of filtered command input...

CVE-2021-42381: Use After Free

A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the hashinit function...

CVE-2021-42377: Free of Memory not on the Heap

An attacker-controlled pointer free in Busybox's hush applet leads to denial of service and possible code execution when processing a crafted shell command, due to the shell mishandling the &&& string. This may be used for remote code execution under rare conditions of filtered command input...

CVE-2021-42377

An attacker-controlled pointer free in Busybox's hush applet leads to denial of service and possible code execution when processing a crafted shell command, due to the shell mishandling the &&& string. This may be used for remote code execution under rare conditions of filtered command input...

BusyBox 资源管理错误漏洞

BusyBox is a set of applications containing several linux commands and tools by Denis Vlasenko, a Ukrainian personal developer. A resource management error vulnerability exists in Busybox's awk applet, which can be exploited by an attacker to execute code while processing a specially crafted awk...

BusyBox 资源管理错误漏洞

BusyBox is a suite of applications containing several linux commands and tools from Ukrainian individual developer Denis Vlasenko. Busybox's awk applet is vulnerable to a resource management error that could be exploited by an attacker to execute code while processing a carefully crafted awk...

BusyBox 代码问题漏洞

BusyBox is a suite of applications containing several linux commands and tools from the Ukrainian personal developer Denis Vlasenko. A code issue vulnerability exists in the Busybox hush applet, which stems from the fact that dereferencing the NULL pointer in Busybox's hush applet will result in ...

BusyBox 资源管理错误漏洞

BusyBox is a set of applications containing several linux commands and tools by Denis Vlasenko, a Ukrainian personal developer. A resource management error vulnerability exists in the Busybox awk applet, which stems from a denial of service due to "use after free" in Busybox's awk applet when...

Busybox 安全漏洞

A security vulnerability exists in the Busybox hush applet, which stems from the shell's incorrect handling of the &&&& string in the Busybox hush applet, which was developed by Denis Vlasenko, a Ukrainian developer. An attacker could exploit this vulnerability to cause a denial of service and...

BusyBox 缓冲区错误漏洞

A buffer overflow vulnerability exists in the Busybox unlzma applet, which stems from an out-of-bounds heap read in Busybox's unlzma applet that can lead to information leakage and denial of service when unzipping lzma compressed input to a denial of service. No details of the vulnerability are...

BusyBox 资源管理错误漏洞

BusyBox is a set of applications containing several linux commands and tools by Denis Vlasenko, a Ukrainian personal developer. A resource management error vulnerability exists in the Busybox awk applet, which stems from a denial of service due to "use after free" in the Busybox awk applet when...

BusyBox 代码问题漏洞

A code issue vulnerability exists in Busybox, a set of applications containing several linux commands and tools developed by Denis Vlasenko, a Ukrainian personal developer, which stems from the fact that the product's man applet does not handle certain input data appropriately. An attacker could...

CVE-2021-42377

An attacker-controlled pointer free in Busybox's hush applet leads to denial of service and possible code execution when processing a crafted shell command, due to the shell mishandling the &&& string. This may be used for remote code execution under rare conditions of filtered command input...