CVE-2022-49938

cifs: fix small mempool leak in SMB2_negotiate()

Description

In the Linux kernel, the following vulnerability has been resolved: cifs: fix small mempool leak in SMB2_negotiate() In some cases of failure (dialect mismatches) in SMB2_negotiate(), after the request is sent, the checks would return -EIO when they should be rather setting rc = -EIO and jumping to neg_exit to free the response buffer from mempool.

N/A

CVSS

Severity:

EPSS 0.02%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/9e3c9efa7caf16e5acc05eab5e4d0a714e1610b0
https://git.kernel.org/stable/c/38a6b469bf22f153282fbe7d702a24e9eb43f50e
https://git.kernel.org/stable/c/27893dfc1285f80f80f46b3b8c95f5d15d2e66d0

Frequently Asked Questions

What is the severity of CVE-2022-49938?: CVE-2022-49938 has not yet been assigned a CVSS score.
How to fix CVE-2022-49938?: To fix CVE-2022-49938, 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-2022-49938 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2022-49938 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-2022-49938?: CVE-2022-49938 affects Linux Linux, Linux Linux.

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