Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
An issue was discovered in fs/xfs/xfs_icache.c in the Linux kernel through 4.17.3. There is a NULL pointer dereference and panic in lookup_slow() on a NULL inode->i_ops pointer when doing pathwalks on a corrupted xfs image. This occurs because of a lack of proper validation that cached inodes are free during allocation.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel 安全漏洞
Vulnerability Description
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。 Linux kernel 4.17.3及之前版本中的fs/xfs/xfs_icache.c文件存在安全漏洞，该漏洞源于程序缺少正确的验证。攻击者可利用该漏洞造成拒绝服务（空指针逆向引用和内核错误）。
CVSS Information
N/A
Vulnerability Type
N/A