CVE-2022-49770
ceph: avoid putting the realm twice when decoding snaps fails
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | May 1, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
9030aaf9bf0a1eee47a154c316c789e959638b0f < 274e4c79a3a2a24fba7cfe0e41113f1138785c37 9030aaf9bf0a1eee47a154c316c789e959638b0f < cb7495fe957526555782ce0723f79ce92a6db22e 9030aaf9bf0a1eee47a154c316c789e959638b0f < 044bc6d3c2c0e9090b0841e7b723875756534b45 9030aaf9bf0a1eee47a154c316c789e959638b0f < 2f6e2de3a5289004650118b61f138fe7c28e1905 9030aaf9bf0a1eee47a154c316c789e959638b0f < fd879c83e87735ab8f00ef7755752cf0cbae24b2 9030aaf9bf0a1eee47a154c316c789e959638b0f < 51884d153f7ec85e18d607b2467820a90e0f4359
Linux / Linux
2.6.34
References
git.kernel.org: https://git.kernel.org/stable/c/274e4c79a3a2a24fba7cfe0e41113f1138785c37 git.kernel.org: https://git.kernel.org/stable/c/cb7495fe957526555782ce0723f79ce92a6db22e git.kernel.org: https://git.kernel.org/stable/c/044bc6d3c2c0e9090b0841e7b723875756534b45 git.kernel.org: https://git.kernel.org/stable/c/2f6e2de3a5289004650118b61f138fe7c28e1905 git.kernel.org: https://git.kernel.org/stable/c/fd879c83e87735ab8f00ef7755752cf0cbae24b2 git.kernel.org: https://git.kernel.org/stable/c/51884d153f7ec85e18d607b2467820a90e0f4359