CVE-2019-19462: Null Pointer Dereference
First published: Sat Nov 30 2019(Updated: )
Last updated 18 February 2025
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | <=5.4.1 | |
| NetApp Active IQ Unified Manager for VMware vSphere | >=9.5 | |
| NetApp SolidFire & HCI Management Node | ||
| NetApp SolidFire & HCI Storage Node | ||
| NetApp HCI Compute Node | ||
| NetApp SolidFire & HCI Storage Node | ||
| Ubuntu | =14.04 | |
| Ubuntu | =16.04 | |
| Ubuntu | =18.04 | |
| Ubuntu | =20.04 | |
| SUSE Linux | =15.1 | |
| SUSE Linux | =15.2 | |
| Debian | =8.0 | |
| Debian | =9.0 | |
| Debian | =10.0 | |
| debian/linux | 5.10.223-1 5.10.234-1 6.1.123-1 6.1.128-1 6.12.12-1 6.12.17-1 |
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Reference Links
- https://lore.kernel.org/lkml/20191129013745.7168-1-dja@axtens.net/
- https://syzkaller-ppc64.appspot.com/bug?id=1c09906c83a8ea811a9e318c2a4f8e243becc6f8
- https://syzkaller-ppc64.appspot.com/bug?id=b05b4d005191cc375cdf848c3d4d980308d50531
- https://syzkaller.appspot.com/bug?id=e4265490d26d6c01cd9bc79dc915ef0a1bf15046
- https://syzkaller.appspot.com/bug?id=f4d1cb4330bd3ddf4a628332b4285407b2eedd7b
- https://www.debian.org/security/2020/dsa-4698
- https://www.debian.org/security/2020/dsa-4699
- https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html
- https://usn.ubuntu.com/4414-1/
- https://usn.ubuntu.com/4425-1/
- https://usn.ubuntu.com/4439-1/
- https://usn.ubuntu.com/4440-1/
- https://security.netapp.com/advisory/ntap-20210129-0004/
- https://launchpad.net/bugs/cve/CVE-2019-19462
- https://lore.kernel.org/lkml/20191129013745.7168-1-dja%40axtens.net/
- https://security-tracker.debian.org/tracker/CVE-2019-19462
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19462
- https://nvd.nist.gov/vuln/detail/CVE-2019-19462
- https://ubuntu.com/security/CVE-2019-19462
Frequently Asked Questions
What is the severity of CVE-2019-19462?
The severity of CVE-2019-19462 is categorized as a denial of service vulnerability.
How do I fix CVE-2019-19462?
To fix CVE-2019-19462, upgrade the Linux kernel to versions 5.10.223-1, 5.10.226-1, or later.
Which versions of the Linux kernel are affected by CVE-2019-19462?
CVE-2019-19462 affects the Linux kernel versions up to 5.4.1.
Can this vulnerability be exploited by local users?
Yes, CVE-2019-19462 can be exploited by local users to cause a denial of service.
What is the consequence of exploiting CVE-2019-19462?
Exploiting CVE-2019-19462 can lead to relay blockage and denial of service.
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