medium5.5
CVE-2021-47116
In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4_mb_init_backend on error path.
Impact
In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4_mb_init_backend on error path. Fix a memory leak discovered by syzbot when a file system is corrupted with an illegally large s_log_groups_per_flex.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | before 5.10.43 from 5.11 before 5.12.10 Version 5.13 |
Weakness classification
References
- NVD record
- CVE.org record
- https://git.kernel.org/stable/c/04fb2baa0b147f51db065a1b13a11954abe592d0
- https://git.kernel.org/stable/c/2050c6e5b161e5e25ce3c420fef58b24fa388a49
- https://git.kernel.org/stable/c/a8867f4e3809050571c98de7a2d465aff5e4daf5
- https://git.kernel.org/stable/c/04fb2baa0b147f51db065a1b13a11954abe592d0
- https://git.kernel.org/stable/c/2050c6e5b161e5e25ce3c420fef58b24fa388a49
- https://git.kernel.org/stable/c/a8867f4e3809050571c98de7a2d465aff5e4daf5