CVE-2021-47215

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

Description

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: kTLS, Fix crash in RX resync flow For the TLS RX resync flow, we maintain a list of TLS contexts that require some attention, to communicate their resync information to the HW. Here we fix list corruptions, by protecting the entries against movements coming from resync_handle_seq_match(), until their resync handling in napi is fully completed.

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-2021-47215

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2021-47215.html

OS impact

OSVersionStatusFixed in
suse slesaffected
debian debianbookwormfixed5.15.5-1
debian debianbullseyefixed0
debian debianforkyfixed5.15.5-1
debian debiansidfixed5.15.5-1
debian debiantrixiefixed5.15.5-1

References

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