VulnerabilityModified
CVE-2019-16746
It does not check the length of variable elements in a beacon head, leading to a buffer overflow.
CRITICAL 9.8EPSS 12.7%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 12.7%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.
Description
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 12.65% probability · 96th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-120
- Affected
- linux/linux kernel · debian/debian linux · canonical/ubuntu linux · fedoraproject/fedora · opensuse/leap
- Source
- cve@mitre.org
References
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.htmlMailing List, Third Party Advisory
- http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.htmlThird Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2020/01/msg00013.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TASE2ESEZAER6DTZH3DJ4K2JNO46TVL7/
- https://marc.info/?l=linux-wireless&m=156901391225058&w=2Mailing List, Patch, Third Party Advisory
- https://seclists.org/bugtraq/2019/Nov/11Mailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20191031-0005/Third Party Advisory
- https://usn.ubuntu.com/4183-1/Third Party Advisory
- https://usn.ubuntu.com/4186-1/Third Party Advisory
- https://usn.ubuntu.com/4209-1/Third Party Advisory
- https://usn.ubuntu.com/4210-1/Third Party Advisory
- https://www.oracle.com/security-alerts/cpuApr2021.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.htmlMailing List, Third Party Advisory
- http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.htmlThird Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2020/01/msg00013.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TASE2ESEZAER6DTZH3DJ4K2JNO46TVL7/
- https://marc.info/?l=linux-wireless&m=156901391225058&w=2Mailing List, Patch, Third Party Advisory
- https://seclists.org/bugtraq/2019/Nov/11Mailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20191031-0005/Third Party Advisory
- https://usn.ubuntu.com/4183-1/Third Party Advisory
- https://usn.ubuntu.com/4186-1/Third Party Advisory
- https://usn.ubuntu.com/4209-1/Third Party Advisory
- https://usn.ubuntu.com/4210-1/Third Party Advisory
- https://www.oracle.com/security-alerts/cpuApr2021.htmlThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.