Vulnerability in Linux Kernel
CVE-2020-15393
In the Linux kernel 4.4 through 5.7.6, usbtest_disconnect in drivers/usb/misc/usbtest.c has a memory leak, aka CID-28ebeb8db770.
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 (36.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 36.6% 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
- Canonical Ubuntu Linux — versions 14.04, 16.04, 18.04
- Debian Linux — versions 9.0
- openSUSE Leap — versions 15.1, 15.2
Weakness classification (CWE)
References
- git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Third Party Advisory)
- lkml.org/lkml/2020/6/2/968 (Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00071.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/08/msg00019.html (mailing-list, Mailing List, Third Party Advisory)
- usn.ubuntu.com/4463-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4465-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4483-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4485-1/ (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/10/msg00032.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-15393?
- CVE-2020-15393 is a medium-severity vulnerability in Linux Kernel, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2020-06-29.
- How severe is CVE-2020-15393?
- Medium severity. CVSS v3 base score is 5.5 out of 10.