CVE-2022-49770
Critical · CVSS 9.8- CVSS
- 9.8
- nvd
- EPSS
- 0.55%
- 43th pct
- KEV
- No
- Class
- oss containerizable
- CWE-416
Description
In the Linux kernel, the following vulnerability has been resolved: ceph: avoid putting the realm twice when decoding snaps fails When decoding the snaps fails it maybe leaving the 'first_realm' and 'realm' pointing to the same snaprealm memory. And then it'll put it twice and could cause random use-after-free, BUG_ON, etc issues.
Affected packages
| Linux | Kernel | 2.6.34 → 4.19.268 |
| Linux | Kernel | 4.20.0 → 5.4.226 |
| Linux | Kernel | 5.11.0 → 5.15.81 |
| Linux | Kernel | 5.16.0 → 6.0.10 |
| Linux | Kernel | 5.5.0 → 5.10.157 |
References
- https://git.kernel.org/stable/c/044bc6d3c2c0e9090b0841e7b723875756534b45
- https://git.kernel.org/stable/c/274e4c79a3a2a24fba7cfe0e41113f1138785c37
- https://git.kernel.org/stable/c/2f6e2de3a5289004650118b61f138fe7c28e1905
- https://git.kernel.org/stable/c/51884d153f7ec85e18d607b2467820a90e0f4359
- https://git.kernel.org/stable/c/cb7495fe957526555782ce0723f79ce92a6db22e
- https://git.kernel.org/stable/c/fd879c83e87735ab8f00ef7755752cf0cbae24b2
Status: profiled · ingested 2026-08-15T18:00:50.000Z