CVE-2022-49770

ceph: avoid putting the realm twice when decoding snaps fails

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.

N/A

CVSS

Severity:

EPSS 0.03%

Affected: Linux Linux

References

Link	Tags
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

Frequently Asked Questions

What is the severity of CVE-2022-49770?: CVE-2022-49770 has not yet been assigned a CVSS score.
How to fix CVE-2022-49770?: To fix CVE-2022-49770, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-49770 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2022-49770 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-49770?: CVE-2022-49770 affects Linux Linux, Linux Linux.

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