CVE-2021-47645

MEDIUM

Linux Kernel < 5.10.110 - NULL Pointer Dereference in Zoran Buffer Calculation

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: media: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com On the case tmp_dcim=1, the index of buffer is miscalculated. This generate a NULL pointer dereference later. So let's fix the calcul and add a check to prevent this to reappear.

References (6)

Core 6

Scores

CVSS v3 5.5
EPSS 0.0023
EPSS Percentile 14.1%
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 (16)
Linux/Linux < 2.6.12
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 8dce4b265a5357731058f69645840dabc718c687
Linux/Linux 2.6.12
Linux/Linux 5.10
Linux/Linux 5.10.110 - 5.10.*
Linux/Linux 5.15.33 - 5.15.*
Linux/Linux 5.16.19 - 5.16.*
Linux/Linux 5.17.2 - 5.17.*
Linux/Linux 5.18
Linux/Linux 5.2 - 5.10
... and 6 more
Published Feb 26, 2025
Tracked Since Feb 18, 2026