CVE-2019-15916
First published: Wed Sep 04 2019(Updated: )
A flaw that allowed an attacker to leak kernel memory was found in the network subsystem where an attacker with permissions to create tun/tap devices can create a denial of service and panic the system.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel-rt | <0:3.10.0-1127.rt56.1093.el7 | 0:3.10.0-1127.rt56.1093.el7 |
| redhat/kernel-alt | <0:4.14.0-115.18.1.el7a | 0:4.14.0-115.18.1.el7a |
| redhat/kernel | <0:3.10.0-1127.el7 | 0:3.10.0-1127.el7 |
| redhat/kernel | <0:3.10.0-957.56.1.el7 | 0:3.10.0-957.56.1.el7 |
| redhat/kernel | <0:3.10.0-1062.26.1.el7 | 0:3.10.0-1062.26.1.el7 |
| redhat/kernel-rt | <0:4.18.0-147.rt24.93.el8 | 0:4.18.0-147.rt24.93.el8 |
| redhat/kernel | <0:4.18.0-147.el8 | 0:4.18.0-147.el8 |
| IBM Data Risk Manager | <=2.0.6 | |
| Linux kernel | >=2.6.38<3.16.70 | |
| Linux kernel | >=3.17<3.18.137 | |
| Linux kernel | >=3.19<4.4.177 | |
| Linux kernel | >=4.5<4.9.163 | |
| Linux kernel | >=4.10<4.14.106 | |
| Linux kernel | >=4.15<4.19.28 | |
| Linux kernel | >=4.20<4.20.15 | |
| Linux kernel | >=5.0<5.0.1 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2019-15916 https://nvd.nist.gov/vuln/detail/CVE-2019-15916
- https://bugzilla.redhat.com/show_bug.cgi?id=1750813
- https://access.redhat.com/errata/RHSA-2020:1070
- https://access.redhat.com/errata/RHSA-2020:0740
- https://access.redhat.com/errata/RHSA-2020:1016
- https://access.redhat.com/errata/RHSA-2020:2851
- https://access.redhat.com/errata/RHSA-2020:2522
- https://access.redhat.com/errata/RHSA-2019:3309
- https://access.redhat.com/errata/RHSA-2019:3517
- https://access.redhat.com/security/cve/cve-2019-15916
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.1
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=895a5e96dbd6386c8e78e5b78e067dcc67b7f0ab
- https://security.netapp.com/advisory/ntap-20191004-0001/
- https://support.f5.com/csp/article/K57418558?utm_source=f5support&utm_medium=RSS
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1750814
- https://exchange.xforce.ibmcloud.com/vulnerabilities/166559
- https://www.ibm.com/support/pages/node/6335281 (Advisory)
- https://support.f5.com/csp/article/K57418558?utm_source=f5support&%3Butm_medium=RSS
Parent vulnerabilities
(Appears in the following advisories)
Frequently Asked Questions
What is the severity of CVE-2019-15916?
CVE-2019-15916 is classified as a high severity vulnerability due to its potential to leak kernel memory and cause a denial of service.
How do I fix CVE-2019-15916?
To resolve CVE-2019-15916, upgrade to a kernel version that is patched, such as kernel-rt 0:3.10.0-1127.rt56.1093.el7 or kernel-alt 0:4.14.0-115.18.1.el7a.
What systems are affected by CVE-2019-15916?
CVE-2019-15916 affects various Linux kernel versions prior to 5.0.1, specifically those in the Red Hat ecosystem.
Can CVE-2019-15916 lead to data breaches?
Yes, CVE-2019-15916 can potentially lead to sensitive data exposure through kernel memory leaks.
What is the impact of CVE-2019-15916 on system stability?
CVE-2019-15916 can cause system instability, resulting in kernel panics and denial of service scenarios.
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