CVE-2019-17133
9.8
CRITICAL · CVSS 3.1 · EPSS 6.7% (pctl 94)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 6.71% — more likely to be exploited than 94% of all CVEs |
| Weakness | CWE-120 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2019-10-04 |
| Last modified | 2026-06-17 |
Affected (4)
| Vendor | Product |
|---|---|
| canonical | ubuntu linux |
| debian | debian linux |
| linux | linux kernel |
| opensuse | leap |
References
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00064.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00010.html
- http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
- https://access.redhat.com/errata/RHSA-2020:0174
- https://access.redhat.com/errata/RHSA-2020:0374
- https://access.redhat.com/errata/RHSA-2020:0375
- https://access.redhat.com/errata/RHSA-2020:0543
- https://access.redhat.com/errata/RHSA-2020:0592
- https://access.redhat.com/errata/RHSA-2020:0609
- https://access.redhat.com/errata/RHSA-2020:0653
- https://access.redhat.com/errata/RHSA-2020:0661
- https://access.redhat.com/errata/RHSA-2020:0664
- https://access.redhat.com/errata/RHSA-2020:0790
- https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
- https://marc.info/?l=linux-wireless&m=157018270915487&w=2
- https://seclists.org/bugtraq/2019/Nov/11
- https://security.netapp.com/advisory/ntap-20191031-0005/
- https://usn.ubuntu.com/4208-1/
- https://usn.ubuntu.com/4210-1/
→ the Explorer · watch your stack · NVD