CVE-2023-53813

CVE-2023-53813 concerns linux kernel ext4 preallocation handling. The issue arises in ext4 during PA (preallocated area) search in the per-inode rb-tree: a direct traversal can miss entries because ext4_mb_discard_group_preallocation() may concurrently delete a PA, potentially causing a BUG_ON wh...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from ext4mbusepreallocated not handling rbtree traversals correctly, which could lead to overlapping preallocated...