DEBIAN-CVE-2020-28941

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2020-28941
Downstream
DLA-2483-1
Published: 19 Nov 2020, 19:15
Last modified:28 Apr 2026, 20:18

Vulnerability Summary

Overall Risk (default)
low
22/100
CVSS Score
5.5 MEDIUM
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

19 Nov 2020, 19:15
Published
Vulnerability first disclosed
28 Apr 2026, 20:18
Last Modified
Vulnerability information updated

Description

An issue was discovered in drivers/accessibility/speakup/spk_ttyio.c in the Linux kernel through 5.9.9. Local attackers on systems with the speakup driver could cause a local denial of service attack, aka CID-d41227544427. This occurs because of an invalid free when the line discipline is used more than once.

CVSS Metrics

  • v3.1•MEDIUM•Score: 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Systems

  • debian•linux

    < 5.9.11-1 | < 5.9.11-1 | < 5.9.11-1 | < 5.9.11-1

References (1)