DEBIAN-CVE-2020-27830

DEBIAN-CVE-2020-27830 PUBLISHED CVSS 5.5 MEDIUM

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.

Risk Scores

CVSS 3.1

5.5

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products

Vendor	Product	Versions
Debian:13	linux	0, 0, 0
Debian:12	linux	0, 0, 0
Debian:14	linux	0, 0, 0
Debian:11	linux	0, 0, 0

Timeline

May 13, 2021 CVE Published
Apr 28, 2026 CVE Updated

References

https://security-tracker.debian.org/tracker/CVE-2020-27830 advisory

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