CVE-2021-42373

CVE-2021-42373 is a NULL pointer dereference in BusyBox's man applet triggered when a section name is supplied but no page argument is given, causing a denial of service via local access. Affected product: BusyBox (man applet). Root cause: NULL pointer dereference in mq_handle logic; impact: loca...

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...

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-2021-42385

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 evaluate function...

CVE-2021-42380

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 clrvar function...

CVE-2021-42379

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-2021-42383

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 evaluate function...

CVE-2021-42374

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...

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. Busybox suffers from a Resource Management Error vulnerability that arises from mismanagement of system resources e.g., memory, disk space, files, etc. by a networked...

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...

CVE-2021-42378

CVE-2021-42378 is a use-after-free in BusyBox’s awk applet that can cause denial of service and potentially code execution when processing crafted awk patterns in getvar_i. Connected documents confirm the issue across multiple OS/package tracks (e.g., Debian/DLA advisories reference BusyBox patte...

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-2021-42380

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 clrvar function...

CVE-2021-42379

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-2021-42381

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-2021-42378

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 getvari function...

CVE-2021-42373

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-2021-42374

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-2021-42376

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-2021-42378

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 getvari function...