SB20250226328 - Out-of-bounds read in Linux kernel usb pvrusb2 driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226328
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2022-49478)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the pvr2_hdw_create() function in drivers/media/usb/pvrusb2/pvrusb2-hdw.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/1310fc3538dcc375a2f46ef0a438512c2ca32827
- https://git.kernel.org/stable/c/24e807541e4a9263ed928e6ae3498de3ad43bd1e
- https://git.kernel.org/stable/c/2e004fe914b243db41fa96f9e583385f360ea58e
- https://git.kernel.org/stable/c/3309c2c574e13b21b44729f5bdbf21f60189b79a
- https://git.kernel.org/stable/c/4351bfe36aba9fa7dc9d68d498d25d41a0f45e67
- https://git.kernel.org/stable/c/471bec68457aaf981add77b4f590d65dd7da1059
- https://git.kernel.org/stable/c/a3304766d9384886e6d3092c776273526947a2e9
- https://git.kernel.org/stable/c/a3660e06675bccec4bf149c7229ea1d491ba10d7
- https://git.kernel.org/stable/c/f99a8b1ec0eddc2931aeaa4f490277a15b39f511
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.14