Vulnerability Description
A memory leak in the af9005_identify_state() function in drivers/media/usb/dvb-usb/af9005.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service (memory consumption), aka CID-2289adbfa559.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 5.3.9 |
| Canonical | Ubuntu Linux | 14.04 |
| Debian | Debian Linux | 8.0 |
| Fedoraproject | Fedora | 30 |
| Opensuse | Leap | 15.1 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.htmlThird Party Advisory
- https://github.com/torvalds/linux/commit/2289adbfa559050d2a38bcd9caac1c18b800e92PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.netapp.com/advisory/ntap-20191205-0001/Third Party Advisory
- https://usn.ubuntu.com/4285-1/Third Party Advisory
- https://usn.ubuntu.com/4287-1/Third Party Advisory
- https://usn.ubuntu.com/4287-2/Third Party Advisory
- https://usn.ubuntu.com/4300-1/Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.htmlThird Party Advisory
- https://github.com/torvalds/linux/commit/2289adbfa559050d2a38bcd9caac1c18b800e92PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
FAQ
What is CVE-2019-18809?
CVE-2019-18809 is a vulnerability with a CVSS score of 4.6 (MEDIUM). A memory leak in the af9005_identify_state() function in drivers/media/usb/dvb-usb/af9005.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service (memory consumption), aka CI...
How severe is CVE-2019-18809?
CVE-2019-18809 has been rated MEDIUM with a CVSS base score of 4.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-18809?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Canonical Ubuntu Linux, Debian Debian Linux, Fedoraproject Fedora, Opensuse Leap.