CVE-2021-47518

MEDIUM

Linux Kernel 3.12-4.4.295 - NULL Pointer Dereference in NFC Netlink Callback

Title source: llm
STIX 2.1

Description

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()).

References (8)

Core 8

Scores

CVSS v3 5.5
EPSS 0.0024
EPSS Percentile 15.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-476
Status published
Products (19)
Linux/Linux < 3.12
Linux/Linux 3.12
Linux/Linux 4.14.258 - 4.14.*
Linux/Linux 4.19.221 - 4.19.*
Linux/Linux 4.4.295 - 4.4.*
Linux/Linux 4.9.293 - 4.9.*
Linux/Linux 5.10.85 - 5.10.*
Linux/Linux 5.15.8 - 5.15.*
Linux/Linux 5.16
Linux/Linux 5.4.165 - 5.4.*
... and 9 more
Published May 24, 2024
Tracked Since Feb 18, 2026