CVE-2019-15666

Description

An issue was discovered in the Linux kernel before 5.0.19. There is an out-of-bounds array access in __xfrm_policy_unlink, which will cause denial of service, because verify_newpolicy_info in net/xfrm/xfrm_user.c mishandles directory validation.

Category

4.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 5.19% Top 15%
Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b805d78d300bcf2c83d6df7da0c818b0fee41427 patch vendor advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.19 release notes
https://lists.debian.org/debian-lts-announce/2019/09/msg00014.html third party advisory mailing list
https://lists.debian.org/debian-lts-announce/2019/09/msg00015.html third party advisory mailing list
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html third party advisory vendor advisory
https://security.netapp.com/advisory/ntap-20191004-0001/ third party advisory
https://support.f5.com/csp/article/K53420251?utm_source=f5support&%3Butm_medium=RSS

Frequently Asked Questions

What is the severity of CVE-2019-15666?
CVE-2019-15666 has been scored as a medium severity vulnerability.
How to fix CVE-2019-15666?
To fix CVE-2019-15666, 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-2019-15666 being actively exploited in the wild?
It is possible that CVE-2019-15666 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~5% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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