CVE-2019-15918

Description

An issue was discovered in the Linux kernel before 5.0.10. SMB2_negotiate in fs/cifs/smb2pdu.c has an out-of-bounds read because data structures are incompletely updated after a change from smb30 to smb21.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.11%
Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.10 release notes vendor advisory
https://github.com/torvalds/linux/commit/b57a55e2200ede754e4dc9cce4ba9402544b9365 third party advisory patch
https://security.netapp.com/advisory/ntap-20191004-0001/ third party advisory
https://usn.ubuntu.com/4162-1/ third party advisory vendor advisory
https://usn.ubuntu.com/4162-2/ third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-15918?
CVE-2019-15918 has been scored as a high severity vulnerability.
How to fix CVE-2019-15918?
To fix CVE-2019-15918, 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-2019-15918 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-15918 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.
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