Double Free in Linux Kernel
CVE-2018-20961
In the Linux kernel before 4.16.4, a double free vulnerability in the f_midi_set_alt function of drivers/usb/gadget/function/f_midi.c in the f_midi driver may allow attackers to cause a denial of service or possibly have unspecified other impact.
Vulnerability class: Double Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.063 (93.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.063 · newest: 0.063 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/torvalds/linux/commit/7fafcfdf6377b18b2a726ea554d6e593ba44349f (Patch, Third Party Advisory)
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Exploit, Mailing List, Vendor Advisory)
- cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.16.4 (Release Notes, Vendor Advisory)
- seclists.org/bugtraq/2019/Aug/48 (mailing-list, Mailing List, Third Party Advisory)
- packetstormsecurity.com/files/154228/Slackware-Security-Advisory-Slackware-14.2… (VDB Entry, Third Party Advisory)
- support.f5.com/csp/article/K58502654 (Third Party Advisory)
- security.netapp.com/advisory/ntap-20190905-0002/ (Third Party Advisory)
- usn.ubuntu.com/4145-1/ (vendor-advisory, Third Party Advisory)
- support.f5.com/csp/article/K58502654
- packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058… (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-20961?
- CVE-2018-20961 is a critical-severity vulnerability in Linux Kernel, classified under Double Free. CVSS score: 9.8/10. Published 2019-08-07.
- How severe is CVE-2018-20961?
- Critical severity. CVSS v3 base score is 9.8 out of 10.