kernel: NULL pointer dereference in lookup_slow function

An issue was discovered in the XFS filesystem in fs/xfs/xfsicache.c in the Linux kernel. There is a NULL pointer dereference leading to a system panic in lookupslow on a NULL inode-iops pointer when doing pathwalks on a corrupted xfs image. This occurs because of a lack of proper validation that...

Amazon Linux AMI : kernel (ALAS-2018-1048)

An issue was discovered in the XFS filesystem in fs/xfs/libxfs/xfsattrleaf.c in the Linux kernel. A NULL pointer dereference may occur for a corrupted xfs image after xfsdashrinkinode is called with a NULL bp. This can lead to a system crash and a denial of service.CVE-2018-13094 An issue was...

DEBIAN-CVE-2018-13093

An issue was discovered in fs/xfs/xfsicache.c in the Linux kernel through 4.17.3. There is a NULL pointer dereference and panic in lookupslow on a NULL inode-iops pointer when doing pathwalks on a corrupted xfs image. This occurs because of a lack of proper validation that cached inodes are free...