Overview
About vulnerability
In the Linux kernel, the following vulnerability has been resolved:
f2fs: explicitly null-terminate the xattr list
When setting an xattr, explicitly null-terminate the xattr list. This eliminates the fragile assumption that the unused xattr space is always zeroed.
Details
- Affected product:
- AlmaLinux 9.2 ESU , CentOS 6 ELS , CentOS 7 ELS , CentOS 8.4 ELS , CentOS 8.5 ELS , CloudLinux 6 ELS , Oracle Linux 6 ELS , Ubuntu 16.04 ELS , Ubuntu 18.04 ELS
- Affected packages:
- kernel @ 5.14.0-11 (+10 more)
In the Linux kernel, the following vulnerability has been resolved:
f2fs: explicitly null-terminate the xattr list
When setting an xattr, explicitly null-terminate the xattr list. This eliminates the fragile assumption that the unused xattr space is always zeroed.