CVE-2019-15292: Use After Free
First published: Wed Aug 21 2019(Updated: )
An issue was discovered in the Linux kernel before 5.0.9. There is a use-after-free in atalk_proc_exit, related to net/appletalk/atalk_proc.c, net/appletalk/ddp.c, and net/appletalk/sysctl_net_atalk.c.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | <3.16.74 | |
| Linux Kernel | >=3.17<3.18.139 | |
| Linux Kernel | >=3.19<4.4.179 | |
| Linux Kernel | >=4.5<4.9.170 | |
| Linux Kernel | >=4.10<4.14.113 | |
| Linux Kernel | >=4.15<4.19.36 | |
| Linux Kernel | >=4.20<5.0.9 | |
| Debian Linux | =8.0 | |
| Ubuntu | =16.04 | |
| Ubuntu | =18.04 | |
| debian/linux | 5.10.223-1 5.10.234-1 6.1.129-1 6.1.128-1 6.12.21-1 6.12.22-1 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.9
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6377f787aeb945cae7abbb6474798de129e1f3ac
- https://lists.debian.org/debian-lts-announce/2019/09/msg00014.html
- https://lists.debian.org/debian-lts-announce/2019/09/msg00015.html
- https://lists.debian.org/debian-lts-announce/2019/09/msg00025.html
- https://security.netapp.com/advisory/ntap-20190905-0002/
- https://support.f5.com/csp/article/K27112954
- https://support.f5.com/csp/article/K27112954?utm_source=f5support&utm_medium=RSS
- https://usn.ubuntu.com/4115-1/
- https://usn.ubuntu.com/4118-1/
- https://support.f5.com/csp/article/K27112954?utm_source=f5support&amp;utm_medium=RSS
- https://launchpad.net/bugs/cve/CVE-2019-15292
- https://support.f5.com/csp/article/K27112954?utm_source=f5support&%3Butm_medium=RSS
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-15292
- https://nvd.nist.gov/vuln/detail/CVE-2019-15292
- https://security-tracker.debian.org/tracker/CVE-2019-15292
- https://ubuntu.com/security/CVE-2019-15292
Frequently Asked Questions
What is the severity of CVE-2019-15292?
CVE-2019-15292 is classified as a moderate severity vulnerability due to its potential impact on the Linux kernel integrity.
How do I fix CVE-2019-15292?
To fix CVE-2019-15292, upgrade to at least version 5.0.9 of the Linux kernel or apply a relevant security patch provided by your distribution.
Which versions of the Linux kernel are affected by CVE-2019-15292?
CVE-2019-15292 affects Linux kernel versions prior to 5.0.9, including several versions within 3.x to 4.x.
What is a use-after-free vulnerability in the context of CVE-2019-15292?
In CVE-2019-15292, a use-after-free vulnerability occurs when a pointer continues to reference memory after it has been freed, which can lead to software instability or exploitation.
Can CVE-2019-15292 affect other operating systems?
CVE-2019-15292 primarily affects the Linux operating system and its derivatives like Debian and Ubuntu; it does not impact other operating systems.
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