DEBIAN-CVE-2020-27835

DEBIAN-CVE-2020-27835 PUBLISHED CVSS 4.400000095367432 MEDIUM

A use after free in the Linux kernel infiniband hfi1 driver in versions prior to 5.10-rc6 was found in the way user calls Ioctl after open dev file and fork. A local user could use this flaw to crash the system.

Risk Scores

CVSS v3.1

4.400000095367432

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

Affected Products

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

Timeline

Jan 7, 2021 CVE Published
Apr 28, 2026 CVE Updated

References

https://security-tracker.debian.org/tracker/CVE-2020-27835 advisory

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