CVE-2020-27830
medium
CVSS v3
—
CVSS v2
—
VIR risk
5.5
Description
A vulnerability was found in Linux Kernel where in the spk_ttyio_receive_buf2() function, it would dereference spk_ttyio_synth without checking whether it is NULL or not, and may lead to a NULL-ptr deref crash.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2020-27830
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2020-27830.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 5.9.14.arch1-1 | |
| sles | affected | | |
| debian | bookworm | fixed | 5.9.15-1 |
| debian | bullseye | fixed | 5.9.15-1 |
| debian | forky | fixed | 5.9.15-1 |
| debian | sid | fixed | 5.9.15-1 |
| debian | trixie | fixed | 5.9.15-1 |
References
Verify integrity in audit chain (admin only). AS-IS.