Vulnerability in Linux Kernel
CVE-2019-18811
A memory leak in the sof_set_get_large_ctrl_data() function in sound/soc/sof/ipc.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service (memory consumption) by triggering sof_get_ctrl_copy_params() failures, aka CID-45c1380358b1.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (31.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 31.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Linux Kernel
- Fedoraproject Fedora — versions 30, 31
- Red Hat Enterprise Linux — versions 8.0
Weakness classification (CWE)
References
- github.com/torvalds/linux/commit/45c1380358b12bf2d1db20a5874e9544f56b34ab (Patch, Third Party Advisory)
- security.netapp.com/advisory/ntap-20191205-0001/ (Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- usn.ubuntu.com/4284-1/ (vendor-advisory)
Frequently asked questions
- What is CVE-2019-18811?
- CVE-2019-18811 is a medium-severity vulnerability in Linux Kernel, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2019-11-07.
- How severe is CVE-2019-18811?
- Medium severity. CVSS v3 base score is 5.5 out of 10.