CVE-2019-11815

HIGHCVSS 8.1/10EPSS 4.46%

Last modified

CVE-2019-11815 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. 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.. EPSS estimates a 4.46% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
8.1/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
4.46%

90.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
LinuxLinux Kernel>= 4.3, < 4.4.179
LinuxLinux Kernel>= 4.9, < 4.9.169
LinuxLinux Kernel>= 4.14, < 4.14.112
LinuxLinux Kernel>= 4.19, < 4.19.35
LinuxLinux Kernel>= 5.0, < 5.0.8
LinuxLinux Kernel5.1Rc1
CanonicalUbuntu Linux14.04
CanonicalUbuntu Linux16.04
CanonicalUbuntu Linux18.04
CanonicalUbuntu Linux19.04
DebianDebian Linux8.0
DebianDebian Linux9.0
OpensuseLeap15.0
OpensuseLeap15.1
OpensuseLeap42.3
NetappActive Iq Unified Manager>= 9.5
NetappHci Management NodeAll versions
NetappSnapprotectAll versions
NetappSolidfireAll versions
NetappStorage Replication Adapter7.2
NetappVasa Provider For Clustered Data Ontap>= 7.2
NetappVirtual Storage Console>= 7.2
NetappHci Compute NodeAll versions
NetappHci Storage NodeAll versions
NetappCn1610 FirmwareAll versions

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-11815?
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.
How severe is CVE-2019-11815?
CVE-2019-11815 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 4.46% probability of exploitation in the next 30 days.
How do I fix CVE-2019-11815?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-11815?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST