CVE-2021-47518

Updated on 24 May 2024

Severity

5.5 Medium severity

Details

CVSS score
5.5
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Overview

About vulnerability

In the Linux kernel, the following vulnerability has been resolved:

nfc: fix potential NULL pointer deref in nfc_genl_dump_ses_done

The done() netlink callback nfc_genl_dump_ses_done() should check if received argument is non-NULL, because its allocation could fail earlier in dumpit() (nfc_genl_dump_ses()).

Details

Affected product:
Ubuntu 16.04 ELS
Affected packages:
linux-hwe @ 4.15.0 (+1 more)

In the Linux kernel, the following vulnerability has been resolved:

nfc: fix potential NULL pointer deref in nfc_genl_dump_ses_done

The done() netlink callback nfc_genl_dump_ses_done() should check if received argument is non-NULL, because its allocation could fail earlier in dumpit() (nfc_genl_dump_ses()).

Fixes