CVE-2022-49770
N/A
N/A
Summary
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 Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 9030aaf9bf0a1eee47a154c316c789e959638b0f < 274e4c79a3a2a24fba7cfe0e41113f1138785c37 | affected |
| Linux | Linux | 9030aaf9bf0a1eee47a154c316c789e959638b0f < cb7495fe957526555782ce0723f79ce92a6db22e | affected |
| Linux | Linux | 9030aaf9bf0a1eee47a154c316c789e959638b0f < 044bc6d3c2c0e9090b0841e7b723875756534b45 | affected |
| Linux | Linux | 9030aaf9bf0a1eee47a154c316c789e959638b0f < 2f6e2de3a5289004650118b61f138fe7c28e1905 | affected |
| Linux | Linux | 9030aaf9bf0a1eee47a154c316c789e959638b0f < fd879c83e87735ab8f00ef7755752cf0cbae24b2 | affected |
| Linux | Linux | 9030aaf9bf0a1eee47a154c316c789e959638b0f < 51884d153f7ec85e18d607b2467820a90e0f4359 | affected |
| Linux | Linux | 2.6.34 | affected |
| Linux | Linux | 0 < 2.6.34 | unaffected |
| Linux | Linux | 4.19.268 <= 4.19.* | unaffected |
| Linux | Linux | 5.4.226 <= 5.4.* | unaffected |
| Linux | Linux | 5.10.157 <= 5.10.* | unaffected |
| Linux | Linux | 5.15.81 <= 5.15.* | unaffected |
| Linux | Linux | 6.0.10 <= 6.0.* | unaffected |
| Linux | Linux | 6.1 <= * | unaffected |
Weaknesses
References
- https://git.kernel.org/stable/c/274e4c79a3a2a24fba7cfe0e41113f1138785c37
- https://git.kernel.org/stable/c/cb7495fe957526555782ce0723f79ce92a6db22e
- https://git.kernel.org/stable/c/044bc6d3c2c0e9090b0841e7b723875756534b45
- https://git.kernel.org/stable/c/2f6e2de3a5289004650118b61f138fe7c28e1905
- https://git.kernel.org/stable/c/fd879c83e87735ab8f00ef7755752cf0cbae24b2
- https://git.kernel.org/stable/c/51884d153f7ec85e18d607b2467820a90e0f4359
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