CVE-2022-49770
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2022-49770
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49770.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2022-49770
- Downstream
- Related
- Published
- 2025-05-01T15:15:59Z
- Modified
- 2025-08-09T20:01:27Z
- Summary
- [none]
- Details
-
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 'firstrealm' and 'realm' pointing to the same snaprealm memory. And then it'll put it twice and could cause random use-after-free, BUGON, etc issues.
- 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