SB2025061155 - Ubuntu update for linux-raspi

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Out-of-bounds read (CVE-ID: CVE-2024-56608)

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 dcn21_link_encoder_create() function in drivers/gpu/drm/amd/display/dc/resource/dcn21/dcn21_resource.c. A local user can perform a denial of service (DoS) attack.

2) Use-after-free (CVE-ID: CVE-2024-56551)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the amdgpu_vce_sw_fini() function in drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c, within the amdgpu_device_fini_sw() function in drivers/gpu/drm/amd/amdgpu/amdgpu_device.c. A local user can escalate privileges on the system.

3) Use-after-free (CVE-ID: CVE-2024-53168)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the xs_create_sock() function in net/sunrpc/xprtsock.c, within the svc_create_socket() function in net/sunrpc/svcsock.c. A local user can escalate privileges on the system.

Remediation

Install update from vendor's website.

References

• https://ubuntu.com/security/notices/USN-7550-6