CVE-2021-3483
medium
CVSS v3
—
CVSS v2
—
VIR risk
5.5
Description
A flaw was found in the Nosy driver in the Linux kernel. This issue allows a device to be inserted twice into a doubly-linked list, leading to a use-after-free when one of these devices is removed. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. Versions before kernel 5.12-rc6 are affected
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-3483
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2021-3483.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 5.11.13.hardened1-1 | |
| sles | affected | | |
| debian | bookworm | fixed | 5.10.28-1 |
| debian | bullseye | fixed | 5.10.28-1 |
| debian | forky | fixed | 5.10.28-1 |
| debian | sid | fixed | 5.10.28-1 |
| debian | trixie | fixed | 5.10.28-1 |
References
Verify integrity in audit chain (admin only). AS-IS.