CVE-2019-17133
Critical
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.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Linux Kernel
PublishedOct 4, 2019
First seenOct 4, 2019
How to fix
Update
- linux linux_kernel3.16.77, 4.4.198, 4.9.198, 4.14.151, 4.19.81, 5.3.8 or later
Vendor advisories
- usn.ubuntu.com/4211-2/
- usn.ubuntu.com/4208-1/
- usn.ubuntu.com/4210-1/
- usn.ubuntu.com/4211-1/
- usn.ubuntu.com/4226-1/
- access.redhat.com/errata/RHSA-2020:0174
- access.redhat.com/errata/RHSA-2020:0374
- access.redhat.com/errata/RHSA-2020:0375
- access.redhat.com/errata/RHSA-2020:0543
- access.redhat.com/errata/RHSA-2020:0592
- access.redhat.com/errata/RHSA-2020:0609
- access.redhat.com/errata/RHSA-2020:0653
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 2.6.32 ≤ v < 3.16.77, 3.17 ≤ v < 4.4.198, 4.5 ≤ v < 4.9.198, 4.10 ≤ v < 4.14.151, 4.15 ≤ v < 4.19.81, 4.20 ≤ v < 5.3.8 | 3.16.77, 4.4.198, 4.9.198, 4.14.151, 4.19.81, 5.3.8 |
| debian debian_linux | 8.0 | — |
| canonical ubuntu_linux | 14.04, 16.04, 18.04, 19.04 | — |
| opensuse leap | 15.1 | — |
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