CVE-2021-47645
media: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com
Severity Score
5.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
Track
*SSVC
Descriptions
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.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:Track
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2025-02-26 CVE Reserved
- 2025-02-26 CVE Published
- 2025-10-01 CVE Updated
- 2025-12-28 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-476: NULL Pointer Dereference
CAPEC
References (8)
| URL | Tag | Source |
|---|---|---|
| https://git.kernel.org/stable/c/1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 | Vuln. Introduced | |
| https://git.kernel.org/stable/c/61c3b19f7b9eb7c7838fd35f86566230fefd6550 | Vuln. Introduced |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 2.6.12 < 5.2 Search vendor "Linux" for product "Linux Kernel" and version " >= 2.6.12 < 5.2" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.10 < 5.10.110 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.10 < 5.10.110" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.10 < 5.15.33 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.10 < 5.15.33" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.10 < 5.16.19 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.10 < 5.16.19" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.10 < 5.17.2 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.10 < 5.17.2" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.10 < 5.18 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.10 < 5.18" | en |
Affected
| ||||||