DEBIAN-CVE-2020-25669

DEBIAN-CVE-2020-25669 PUBLISHED CVSS 7.800000190734863 HIGH

A vulnerability was found in the Linux Kernel where the function sunkbd_reinit having been scheduled by sunkbd_interrupt before sunkbd being freed. Though the dangling pointer is set to NULL in sunkbd_disconnect, there is still an alias in sunkbd_reinit causing Use After Free.

Risk Scores

CVSS v3.1

7.800000190734863

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

Affected Products

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

Timeline

May 26, 2021 CVE Published
Apr 28, 2026 CVE Updated

References

https://security-tracker.debian.org/tracker/CVE-2020-25669 advisory

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