CVE-2019-11815

Public Exploit

Description

An issue was discovered in rds_tcp_kill_sock in net/rds/tcp.c in the Linux kernel before 5.0.8. There is a race condition leading to a use-after-free, related to net namespace cleanup.

Category

8.1
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.60% Top 20%
Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory kernel.org 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-5.0.8 release notes vendor advisory
https://github.com/torvalds/linux/commit/cb66ddd156203daefb8d71158036b27b0e2caf63 patch third party advisory exploit
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cb66ddd156203daefb8d71158036b27b0e2caf63 patch vendor advisory exploit
http://www.securityfocus.com/bid/108283 third party advisory vdb entry
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00037.html vendor advisory mailing list third party advisory
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00043.html vendor advisory mailing list third party advisory
https://support.f5.com/csp/article/K32019083 third party advisory
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00071.html vendor advisory mailing list third party advisory
https://usn.ubuntu.com/4008-1/ third party advisory vendor advisory
https://usn.ubuntu.com/4005-1/ third party advisory vendor advisory
https://usn.ubuntu.com/4008-3/ third party advisory vendor advisory
https://www.debian.org/security/2019/dsa-4465 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2019/06/msg00011.html third party advisory mailing list
https://seclists.org/bugtraq/2019/Jun/26 mailing list third party advisory issue tracking
https://security.netapp.com/advisory/ntap-20190719-0003/ third party advisory
https://usn.ubuntu.com/4068-1/ third party advisory vendor advisory
https://usn.ubuntu.com/4068-2/ third party advisory vendor advisory
http://packetstormsecurity.com/files/153799/Kernel-Live-Patch-Security-Notice-LSN-0053-1.html third party advisory vdb entry
https://usn.ubuntu.com/4118-1/ third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-11815?
CVE-2019-11815 has been scored as a high severity vulnerability.
How to fix CVE-2019-11815?
To fix CVE-2019-11815, 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-2019-11815 being actively exploited in the wild?
It is possible that CVE-2019-11815 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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