CVE-2021-28660
Last modified
CVE-2021-28660 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. rtw_wx_set_scan in drivers/staging/rtl8188eu/os_dep/ioctl_linux.c in the Linux kernel through 5.11.6 allows writing beyond the end of the ->ssid[] array. NOTE: from the perspective of kernel.org releases, CVE IDs are not normally used for drivers/staging/* (unfinished work); however, system integrators may have situations in which a drivers/staging issue is relevant to their own customer base.. EPSS estimates a 1.32% chance of exploitation in the next 30 days.
Description
rtw_wx_set_scan in drivers/staging/rtl8188eu/os_dep/ioctl_linux.c in the Linux kernel through 5.11.6 allows writing beyond the end of the ->ssid[] array. NOTE: from the perspective of kernel.org releases, CVE IDs are not normally used for drivers/staging/* (unfinished work); however, system integrators may have situations in which a drivers/staging issue is relevant to their own customer base.
Metrics
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.12, < 4.4.262 |
| Linux | Linux Kernel | >= 4.5, < 4.9.262 |
| Linux | Linux Kernel | >= 4.10, < 4.14.226 |
| Linux | Linux Kernel | >= 4.15, < 4.19.181 |
| Linux | Linux Kernel | >= 4.20, < 5.4.106 |
| Linux | Linux Kernel | >= 5.5, < 5.10.24 |
| Linux | Linux Kernel | >= 5.11, < 5.11.7 |
| Fedoraproject | Fedora | 33 |
| Debian | Debian Linux | 9.0 |
| Netapp | Cloud Backup | All versions |
| Netapp | Solidfire Baseboard Management Controller Firmware | All versions |
| Netapp | H700s Firmware | All versions |
| Netapp | H700e Firmware | All versions |
| Netapp | H410s Firmware | All versions |
| Netapp | H300s Firmware | All versions |
| Netapp | H500e Firmware | All versions |
| Netapp | H300e Firmware | All versions |
| Netapp | H500s Firmware | All versions |
References
- http://www.openwall.com/lists/oss-security/2022/11/18/1Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/11/21/2Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=74b6b20df8cfe90ada777d621b54c32e69e27cd7Mailing List, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2021/03/msg00035.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00020.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210507-0008/Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/11/18/1Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/11/21/2Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=74b6b20df8cfe90ada777d621b54c32e69e27cd7Mailing List, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2021/03/msg00035.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00020.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210507-0008/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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