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.
Published: 2025-02-26
Score: 5.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2021-34660 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.
History

Wed, 13 May 2026 07:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 29 Sep 2025 11:30:00 +0000


Mon, 21 Apr 2025 02:45:00 +0000

Type Values Removed Values Added
Metrics threat_severity

Low

threat_severity

Moderate


Tue, 18 Mar 2025 19:30:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
Weaknesses CWE-476
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel

Thu, 27 Feb 2025 13:30:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

cvssV3_1

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

threat_severity

Low


Wed, 26 Feb 2025 02:15:00 +0000

Type Values Removed Values Added
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.
Title media: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com
References

Subscriptions

Linux Linux Kernel
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-05-11T13:58:24.277Z

Reserved: 2025-02-26T01:48:21.519Z

Link: CVE-2021-47645

cve-icon Vulnrichment

Updated: 2025-10-01T16:02:02.247Z

cve-icon NVD

Status : Modified

Published: 2025-02-26T06:37:06.293

Modified: 2025-10-01T20:15:41.800

Link: CVE-2021-47645

cve-icon Redhat

Severity : Moderate

Publid Date: 2025-02-26T00:00:00Z

Links: CVE-2021-47645 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses