CVE-2021-28660

high
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
8.0

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.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-28660

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2021-28660.html

OS impact

OSVersionStatusFixed in
arch archfixed5.10.24-1
suse slesaffected
debian debianbookwormfixed5.10.24-1
debian debianbullseyefixed5.10.24-1
debian debianforkyfixed5.10.24-1
debian debiansidfixed5.10.24-1
debian debiantrixiefixed5.10.24-1

References

Verify integrity in audit chain (admin only). AS-IS.