CVE-2021-43975
high
CVSS v3
—
VIR risk
8.0
Description
In the Linux kernel through 5.15.2, hw_atl_utils_fw_rpc_wait in drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c allows an attacker (who can introduce a crafted device) to trigger an out-of-bounds write via a crafted length value.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 5.10.84-1 | |
| sles | affected | | |
| debian | bookworm | fixed | 5.15.5-2 |
| debian | bullseye | fixed | 5.10.84-1 |
| debian | forky | fixed | 5.15.5-2 |
| debian | sid | fixed | 5.15.5-2 |
| debian | trixie | fixed | 5.15.5-2 |
References
- https://www.suse.com/security/cve/CVE-2021-43975.html
- https://security-tracker.debian.org/tracker/CVE-2021-43975
- https://access.redhat.com/errata/RHSA-2023:7077
- https://bugzilla.redhat.com/2024989
- https://bugzilla.redhat.com/2073091
- https://bugzilla.redhat.com/2133453
- https://bugzilla.redhat.com/2133455
- https://bugzilla.redhat.com/2139610
- https://bugzilla.redhat.com/2147356
- https://bugzilla.redhat.com/2148520
- https://bugzilla.redhat.com/2149024
- https://bugzilla.redhat.com/2151317
- https://bugzilla.redhat.com/2156322
- https://bugzilla.redhat.com/2165741
- https://bugzilla.redhat.com/2165926
- https://bugzilla.redhat.com/2168332
- https://bugzilla.redhat.com/2173403
- https://bugzilla.redhat.com/2173430
- https://bugzilla.redhat.com/2173434
- https://bugzilla.redhat.com/2173444
- https://bugzilla.redhat.com/2174400
- https://bugzilla.redhat.com/2175903
- https://bugzilla.redhat.com/2176140
- https://bugzilla.redhat.com/2177371
- https://bugzilla.redhat.com/2177389
💬 Discuss CVE-2021-43975 on VIR Community →
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.