Out-of-bounds read in Linux kernel - CVE-2024-49970

Vulnerability identifier: #VU98904

CSH Severity: Low

CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2024-49970

CWE-ID: CWE-125

Exploitation vector: Local access

Exploit availability: No public exploit available

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 dcn401_stream_encoder_create() function in drivers/gpu/drm/amd/display/dc/resource/dcn401/dcn401_resource.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
Anolis OS
Ubuntu
kernel-tools-libs
bpftool
kernel
kernel-debug
kernel-debug-devel
kernel-devel
kernel-headers
kernel-tools
kernel-tools-libs-devel
python3-perf
perf
linux-image-generic-64k-hwe-24.04 (Ubuntu package)
linux-image-6.11.0-18-generic (Ubuntu package)
linux-image-6.11.0-18-generic-64k (Ubuntu package)
linux-image-generic (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-generic-hwe-24.04 (Ubuntu package)
linux-image-virtual-hwe-24.04 (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-oem-24.04a (Ubuntu package)
linux-image-oem-24.04 (Ubuntu package)
linux-image-6.11.0-1005-realtime (Ubuntu package)
linux-image-realtime (Ubuntu package)
linux-image-realtime-hwe-24.04 (Ubuntu package)
linux-image-6.11.0-1008-raspi (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-6.11.0-1009-azure (Ubuntu package)
linux-image-6.11.0-1009-azure-fde (Ubuntu package)
linux-image-6.11.0-1009-gcp (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-azure-fde (Ubuntu package)
linux-image-gcp (Ubuntu package)
linux-image-aws (Ubuntu package)
linux-image-6.11.0-1009-aws (Ubuntu package)
linux-image-6.11.0-1010-lowlatency (Ubuntu package)
linux-image-lowlatency-64k (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-6.11.0-1010-lowlatency-64k (Ubuntu package)
linux-image-oracle-64k (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-6.11.0-1011-oracle-64k (Ubuntu package)
linux-image-6.11.0-1011-oracle (Ubuntu package)
linux-image-oem-24.04b (Ubuntu package)
linux-image-6.11.0-1015-oem (Ubuntu package)

Install update from vendor's website.

Linux kernel - addressed in versions 6.11.3, 6.12
kernel-tools-libs - update to 6.6.102-7
bpftool - update to 6.6.102-7
kernel - update to 6.6.102-7
kernel-debug - update to 6.6.102-7
kernel-debug-devel - update to 6.6.102-7
kernel-devel - update to 6.6.102-7
kernel-headers - update to 6.6.102-7
kernel-tools - update to 6.6.102-7
kernel-tools-libs-devel - update to 6.6.102-7
python3-perf - update to 6.6.102-7
perf - update to 6.6.102-7
linux-image-generic-64k-hwe-24.04 (Ubuntu package) - update to 6.11.0-18.18
linux-image-6.11.0-18-generic (Ubuntu package) - update to 6.11.0-18.18
linux-image-6.11.0-18-generic-64k (Ubuntu package) - update to 6.11.0-18.18
linux-image-generic (Ubuntu package) - update to 6.11.0-18.18
linux-image-generic-64k (Ubuntu package) - update to 6.11.0-18.18
linux-image-generic-hwe-24.04 (Ubuntu package) - update to 6.11.0-18.18
linux-image-virtual-hwe-24.04 (Ubuntu package) - update to 6.11.0-18.18
linux-image-virtual (Ubuntu package) - update to 6.11.0-18.18
linux-image-oem-24.04a (Ubuntu package) - update to 6.11.0-18.18
linux-image-oem-24.04 (Ubuntu package) - update to 6.11.0-18.18
linux-image-6.11.0-1005-realtime (Ubuntu package) - update to 6.11.0-1005.5
linux-image-realtime (Ubuntu package) - update to 6.11.0-1005.5
linux-image-realtime-hwe-24.04 (Ubuntu package) - update to 6.11.0-1005.5
linux-image-6.11.0-1008-raspi (Ubuntu package) - update to 6.11.0-1008.8
linux-image-raspi (Ubuntu package) - update to 6.11.0-1008.8
linux-image-6.11.0-1009-azure (Ubuntu package) - update to 6.11.0-1009.9
linux-image-6.11.0-1009-azure-fde (Ubuntu package) - update to 6.11.0-1009.9
linux-image-6.11.0-1009-gcp (Ubuntu package) - update to 6.11.0-1009.9
linux-image-azure (Ubuntu package) - update to 6.11.0-1009.9
linux-image-azure-fde (Ubuntu package) - update to 6.11.0-1009.9
linux-image-gcp (Ubuntu package) - update to 6.11.0-1009.9
linux-image-aws (Ubuntu package) - update to 6.11.0-1009.10
linux-image-6.11.0-1009-aws (Ubuntu package) - update to 6.11.0-1009.10
linux-image-6.11.0-1010-lowlatency (Ubuntu package) - update to 6.11.0-1010.11
linux-image-lowlatency-64k (Ubuntu package) - update to 6.11.0-1010.11
linux-image-lowlatency (Ubuntu package) - update to 6.11.0-1010.11
linux-image-6.11.0-1010-lowlatency-64k (Ubuntu package) - update to 6.11.0-1010.11
linux-image-oracle-64k (Ubuntu package) - update to 6.11.0-1011.12
linux-image-oracle (Ubuntu package) - update to 6.11.0-1011.12
linux-image-6.11.0-1011-oracle-64k (Ubuntu package) - update to 6.11.0-1011.12
linux-image-6.11.0-1011-oracle (Ubuntu package) - update to 6.11.0-1011.12
linux-image-oem-24.04b (Ubuntu package) - update to 6.11.0-1015.15
linux-image-6.11.0-1015-oem (Ubuntu package) - update to 6.11.0-1015.15

• https://git.kernel.org/stable/c/b219b46ad42df1dea9258788bcfea37181f3ccb2
• https://git.kernel.org/stable/c/bdf606810210e8e07a0cdf1af3c467291363b295
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.3
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12

• Out-of-bounds read in Linux kernel resource dcn401 driver
• Ubuntu update for linux
• Ubuntu update for linux-aws
• Ubuntu update for linux-oem-6.11
• Anolis OS update for kernel:6.6