CVE-2019-19531: Use After Free
First published: Tue Dec 03 2019(Updated: )
In the Linux kernel before 5.2.9, there is a use-after-free bug that can be caused by a malicious USB device in the drivers/usb/misc/yurex.c driver, aka CID-fc05481b2fca.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | <5.2.9 | |
| Debian | =8.0 | |
| SUSE Linux | =15.1 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html
- http://www.openwall.com/lists/oss-security/2019/12/03/4
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.9
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fc05481b2fcabaaeccf63e32ac1baab54e5b6963
- https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
Frequently Asked Questions
What is the severity of CVE-2019-19531?
CVE-2019-19531 has been classified with medium severity due to its potential exploitation via malicious USB devices.
How do I fix CVE-2019-19531?
To fix CVE-2019-19531, you should upgrade the Linux kernel to version 5.2.9 or later.
Which systems are affected by CVE-2019-19531?
CVE-2019-19531 affects Linux kernel versions prior to 5.2.9, as well as specific versions of Debian and openSUSE.
What type of vulnerability is CVE-2019-19531?
CVE-2019-19531 is a use-after-free vulnerability found in the drivers for USB devices.
Can CVE-2019-19531 be exploited remotely?
CVE-2019-19531 can be exploited by connecting a malicious USB device to the system.
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