CVE-2019-16746
CRITICAL severity · CVSS 9.8 · Buffer overflow
9.8CVSS CRITICAL
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)13%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://marc.info/?l=linux-wireless&m=156901391225058&w=2 ↗
Additional information
- NVD record
- https://marc.info/?l=linux-wireless&m=156901391225058&w=2Patch
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.htmlAdvisory
- http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.htmlAdvisory
- https://lists.debian.org/debian-lts-announce/2020/01/msg00013.htmlAdvisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlAdvisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TASE2ESEZAER6DTZH3DJ4K2JNO46TVL7/
- https://seclists.org/bugtraq/2019/Nov/11Advisory