CVEvulnerability
CVE-2021-47116
5.5 MEDIUM
Official page ↗
- Status
- Analyzed
- Published
- 2024-03-15
- Last modified
- 2026-06-17
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-401
Description
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 configurations
• linux linux kernel (< 5.10.43)
• linux linux kernel (>= 5.11 < 5.12.10)
• linux linux kernel 5.13
Related
Weakness · CWE (1)
- CWE-401 Missing Release of Memory after Effective Lifetime weakness
References
- https://git.kernel.org/stable/c/04fb2baa0b147f51db065a1b13a11954abe592d0 Patch
- https://git.kernel.org/stable/c/2050c6e5b161e5e25ce3c420fef58b24fa388a49 Patch
- https://git.kernel.org/stable/c/a8867f4e3809050571c98de7a2d465aff5e4daf5 Patch
- https://git.kernel.org/stable/c/04fb2baa0b147f51db065a1b13a11954abe592d0 Patch
- https://git.kernel.org/stable/c/2050c6e5b161e5e25ce3c420fef58b24fa388a49 Patch
- https://git.kernel.org/stable/c/a8867f4e3809050571c98de7a2d465aff5e4daf5 Patch