Vulnerability Details : CVE-2019-16746
An issue was discovered in net/wireless/nl80211.c in the Linux kernel through 5.2.17. It does not check the length of variable elements in a beacon head, leading to a buffer overflow.
Vulnerability category: Overflow
Products affected by CVE-2019-16746
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
- cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-16746
1.16%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 85 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-16746
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2019-16746
-
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-16746
-
https://usn.ubuntu.com/4186-1/
USN-4186-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://seclists.org/bugtraq/2019/Nov/11
Bugtraq: [slackware-security] Slackware 14.2 kernel (SSA:2019-311-01)Mailing List;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
[SECURITY] [DLA 2114-1] linux-4.9 security updateMailing List;Third Party Advisory
-
https://usn.ubuntu.com/4209-1/
USN-4209-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://security.netapp.com/advisory/ntap-20191031-0005/
October 2019 Linux Kernel Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
-
http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
Slackware Security Advisory - Slackware 14.2 kernel Updates ≈ Packet StormThird Party Advisory;VDB Entry
-
https://usn.ubuntu.com/4210-1/
USN-4210-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://www.oracle.com/security-alerts/cpuApr2021.html
Oracle Critical Patch Update Advisory - April 2021Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html
[SECURITY] [DLA 2068-1] linux security updateMailing List;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
[security-announce] openSUSE-SU-2020:0336-1: important: Security updateMailing List;Third Party Advisory
-
https://marc.info/?l=linux-wireless&m=156901391225058&w=2
'[PATCH 1/2] nl80211: validate beacon head' - MARCMailing List;Patch;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html
[security-announce] openSUSE-SU-2020:1153-1: important: Security updateMailing List;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TASE2ESEZAER6DTZH3DJ4K2JNO46TVL7/
[SECURITY] Fedora 30 Update: kernel-tools-5.3.6-200.fc30 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://usn.ubuntu.com/4183-1/
USN-4183-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
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