CVE-2021-47474

unknown
Published — · Modified —
CVSS v3
CVSS v2
VIR risk

Description

In the Linux kernel, the following vulnerability has been resolved: comedi: vmk80xx: fix bulk-buffer overflow The driver is using endpoint-sized buffers but must not assume that the tx and rx buffers are of equal size or a malicious device could overflow the slab-allocated receive buffer when doing bulk transfers.

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-2021-47474

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2021-47474.html

OS impact

OSVersionStatusFixed in
suse slesaffected
debian debianbookwormfixed5.15.3-1
debian debianbullseyefixed5.10.84-1
debian debianforkyfixed5.15.3-1
debian debiansidfixed5.15.3-1
debian debiantrixiefixed5.15.3-1

References

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