Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
squashfs_opendir in unsquash-2.c in Squashfs-Tools 4.5 allows Directory Traversal, a different vulnerability than CVE-2021-40153. A squashfs filesystem that has been crafted to include a symbolic link and then contents under the same filename in a filesystem can cause unsquashfs to first create the symbolic link pointing outside the expected directory, and then the subsequent write operation will cause the unsquashfs process to write through the symbolic link elsewhere in the filesystem.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
squashfs-tools 后置链接漏洞
Vulnerability Description
squashfs-tools是一个开源软件包。 Squashfs-Tools 4.5 中 unsquash-2.c 中的 squashfs_opendir存在安全漏洞，该漏洞源于一个经过精心设计的squashfs文件系统包含一个符号链接，然后文件系统中相同文件名下的内容会导致unsquashfs首先创建指向预期目录之外的符号链接，然后随后的写操作将导致unsquashfs进程写入通过文件系统中其他地方的符号链接。
CVSS Information
N/A
Vulnerability Type
N/A