CVE-2021-47116
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2021
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
ext4: fix memory leak in ext4_mb_init_backend on error path.
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.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| df61d3cff422433527d3bc388f69484f0781d226 | affected | git | 2050c6e5b161e5e25ce3c420fef58b24fa388a49 | Unavailable | None listed |
| f91436d55a279f045987e8b8c1385585dca54be9 | affected | git | 04fb2baa0b147f51db065a1b13a11954abe592d0 | Unavailable | None listed |
| f91436d55a279f045987e8b8c1385585dca54be9 | affected | git | a8867f4e3809050571c98de7a2d465aff5e4daf5 | Unavailable | None listed |
| 9e7af67e9521fb5cbb5b01aca22921c313c2e48e | affected | git | Unavailable | Unavailable | None listed |
| 5.10.27 | affected | semver | 5.10.43 | Unavailable | None listed |
| 5.11.11 | affected | semver | 5.12 | Unavailable | None listed |
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 5.12 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 5.12 | Unavailable | None listed |
| 5.10.43 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.12.10 | unaffected | semver | Unavailable | 5.12.* | None listed |
| 5.13 | unaffected | original_commit_for_fix | Unavailable | * | None listed |