Linux Distros Unpatched Vulnerability : CVE-2021-47508

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: free exchange changeset on failures Fstests runs on my VMs have show several kmemleak reports like the following. unreferenced object 0xffff88811ae59080...

CVE-2021-47508

In the Linux kernel, the following vulnerability has been resolved: btrfs: free exchange changeset on failures Fstests runs on my VMs have show several kmemleak reports like the following. unreferenced object 0xffff88811ae59080 size 64: comm "xfsio", pid 12124, jiffies 4294987392 age 6.368s hex...

CVE-2021-47508

In the Linux kernel, the following vulnerability has been resolved: btrfs: free exchange changeset on failures Fstests runs on my VMs have show several kmemleak reports like the following. unreferenced object 0xffff88811ae59080 size 64: comm "xfsio", pid 12124, jiffies 4294987392 age 6.368s hex...

CVE-2021-47508

CVE-2021-47508 affects the Linux kernel’s btrfs code path. The issue is a memory leak: when qgroup/data reservation fails in btrfs_check_data_free_space() or btrfs_delalloc_reserve_space(), the allocated extent_changeset is not freed. This occurs specifically in the direct IO write path (and rela...