VulnerabilityModified
CVE-2019-17133
In the Linux kernel through 5.3.2, cfg80211_mgd_wext_giwessid in net/wireless/wext-sme.c does not reject a long SSID IE, leading to a Buffer Overflow.
CRITICAL 9.8EPSS 6.65%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (6.65%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In the Linux kernel through 5.3.2, cfg80211_mgd_wext_giwessid in net/wireless/wext-sme.c does not reject a long SSID IE, 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
- 6.65% probability · 93th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-120
- Affected
- linux/linux kernel · debian/debian linux · canonical/ubuntu linux · opensuse/leap
- Source
- cve@mitre.org
References
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00064.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00010.htmlMailing List, Third Party Advisory
- http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.htmlThird Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2020:0174Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0374Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0375Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0543Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0592Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0609Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0653Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0661Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0664Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0790Third Party Advisory
- 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.htmlThird Party Advisory
- https://marc.info/?l=linux-wireless&m=157018270915487&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/4208-1/Third Party Advisory
- https://usn.ubuntu.com/4210-1/Third Party Advisory
- https://usn.ubuntu.com/4211-1/Third Party Advisory
- https://usn.ubuntu.com/4211-2/Third Party Advisory
- https://usn.ubuntu.com/4226-1/Third Party Advisory
- https://www.oracle.com/security-alerts/cpuApr2021.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00064.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00010.htmlMailing List, Third Party Advisory
- http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.htmlThird Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2020:0174Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0374Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0375Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.