Use-after-free in Linux kernel - CVE-2024-49992

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Main Vulnerability Database Vulnerabilities #VU98883

Use-after-free in Linux kernel - CVE-2024-49992

Published: October 21, 2024 / Updated: May 12, 2025


Vulnerability identifier: #VU98883
CSH Severity: Low
CVSS v4 BT: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2024-49992
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to a use-after-free error within the ltdc_crtc_atomic_print_state(), ltdc_plane_atomic_print_state(), ltdc_plane_create(), ltdc_crtc_init(), ltdc_encoder_init(), ltdc_load() and ltdc_unload() functions in drivers/gpu/drm/stm/ltdc.c, within the drv_load() function in drivers/gpu/drm/stm/drv.c. A local user can escalate privileges on the system.


Affected software

Linux kernel
openEuler
Ubuntu
kernel-debuginfo
kernel
python3-perf-debuginfo
python3-perf
perf-debuginfo
perf
kernel-tools-devel
kernel-tools
kernel-source
kernel-headers
kernel-devel
kernel-debugsource
kernel-tools-debuginfo
bpftool
bpftool-debuginfo
linux-image-virtual (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-generic-lpae (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-generic (Ubuntu package)
linux-image-6.8.0-54-generic-64k (Ubuntu package)
linux-image-6.8.0-54-generic (Ubuntu package)
linux-image-6.8.0-54-lowlatency (Ubuntu package)
linux-image-6.8.0-54-lowlatency-64k (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-lowlatency-64k (Ubuntu package)
linux-image-lowlatency-64k-hwe-22.04 (Ubuntu package)
linux-image-lowlatency-hwe-22.04 (Ubuntu package)
linux-image-6.8.0-57-generic (Ubuntu package)
linux-image-6.8.0-57-generic-64k (Ubuntu package)
linux-image-generic-64k-hwe-22.04 (Ubuntu package)
linux-image-generic-hwe-22.04 (Ubuntu package)
linux-image-oem-22.04 (Ubuntu package)
linux-image-oem-22.04a (Ubuntu package)
linux-image-oem-22.04b (Ubuntu package)
linux-image-oem-22.04c (Ubuntu package)
linux-image-oem-22.04d (Ubuntu package)
linux-image-virtual-hwe-22.04 (Ubuntu package)
linux-image-gkeop (Ubuntu package)
linux-image-gkeop-6.8 (Ubuntu package)
linux-image-6.8.0-1006-gkeop (Ubuntu package)
linux-image-6.8.0-1014-azure-nvidia (Ubuntu package)
linux-image-azure-nvidia (Ubuntu package)
linux-image-gke (Ubuntu package)
linux-image-6.8.0-1019-gke (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-6.8.0-1019-raspi (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-oracle-lts-24.04 (Ubuntu package)
linux-image-oracle-64k-lts-24.04 (Ubuntu package)
linux-image-6.8.0-1020-oracle (Ubuntu package)
linux-image-6.8.0-1020-oracle-64k (Ubuntu package)
linux-image-oracle-64k (Ubuntu package)
linux-image-6.8.0-1022-ibm (Ubuntu package)
linux-image-ibm (Ubuntu package)
linux-image-ibm-classic (Ubuntu package)
linux-image-ibm-lts-24.04 (Ubuntu package)
linux-image-nvidia (Ubuntu package)
linux-image-6.8.0-1022-nvidia-64k (Ubuntu package)
linux-image-6.8.0-1022-nvidia (Ubuntu package)
linux-image-nvidia-64k (Ubuntu package)
linux-image-nvidia-lowlatency-64k (Ubuntu package)
linux-image-nvidia-lowlatency (Ubuntu package)
linux-image-6.8.0-1022-nvidia-lowlatency-64k (Ubuntu package)
linux-image-6.8.0-1022-nvidia-lowlatency (Ubuntu package)
linux-image-nvidia-hwe-22.04 (Ubuntu package)
linux-image-nvidia-64k-hwe-22.04 (Ubuntu package)
linux-image-nvidia-64k-6.8 (Ubuntu package)
linux-image-nvidia-6.8 (Ubuntu package)
linux-image-aws (Ubuntu package)
linux-image-6.8.0-1023-aws (Ubuntu package)
linux-image-aws-lts-24.04 (Ubuntu package)
linux-image-6.8.0-1024-oem (Ubuntu package)
linux-image-oem-24.04 (Ubuntu package)
linux-image-oem-24.04a (Ubuntu package)
linux-image-gcp-lts-24.04 (Ubuntu package)
linux-image-gcp (Ubuntu package)
linux-image-6.8.0-1024-gcp-64k (Ubuntu package)
linux-image-6.8.0-1024-gcp (Ubuntu package)
linux-image-gcp-64k (Ubuntu package)
linux-image-gcp-64k-lts-24.04 (Ubuntu package)
linux-image-azure-lts-24.04 (Ubuntu package)
linux-image-azure-fde-lts-24.04 (Ubuntu package)
linux-image-azure-fde (Ubuntu package)
linux-image-6.8.0-1025-azure (Ubuntu package)
linux-image-6.8.0-1025-azure-fde (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-virtual-hwe-24.04 (Ubuntu package)
linux-image-6.11.0-18-generic-64k (Ubuntu package)
linux-image-6.11.0-18-generic (Ubuntu package)
linux-image-generic-64k-hwe-24.04 (Ubuntu package)
linux-image-generic-hwe-24.04 (Ubuntu package)
linux-image-realtime-hwe-24.04 (Ubuntu package)
linux-image-realtime (Ubuntu package)
linux-image-6.11.0-1005-realtime (Ubuntu package)
linux-image-6.11.0-1008-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-6.11.0-1009-aws (Ubuntu package)
linux-image-6.11.0-1010-lowlatency (Ubuntu package)
linux-image-6.11.0-1010-lowlatency-64k (Ubuntu package)
linux-image-6.11.0-1011-oracle-64k (Ubuntu package)
linux-image-6.11.0-1011-oracle (Ubuntu package)
linux-image-6.11.0-1015-oem (Ubuntu package)
linux-image-oem-24.04b (Ubuntu package)

How to mitigate CVE-2024-49992

Install update from vendor's website.

Linux kernel - addressed in versions 6.1.113, 6.6.55, 6.10.14, 6.11.3, 6.12
kernel-debuginfo - addressed in versions 5.10.0-136.100.0.181, 5.10.0-235.0.0.134, 5.10.0-235.0.0.137, 6.6.0-50.0.0.55
kernel - addressed in versions 5.10.0-136.100.0.181, 5.10.0-235.0.0.134, 5.10.0-235.0.0.137, 6.6.0-50.0.0.55
python3-perf-debuginfo - addressed in versions 5.10.0-136.100.0.181, 5.10.0-235.0.0.134, 5.10.0-235.0.0.137, 6.6.0-50.0.0.55
python3-perf - addressed in versions 5.10.0-136.100.0.181, 5.10.0-235.0.0.134, 5.10.0-235.0.0.137, 6.6.0-50.0.0.55
perf-debuginfo - addressed in versions 5.10.0-136.100.0.181, 5.10.0-235.0.0.134, 5.10.0-235.0.0.137, 6.6.0-50.0.0.55
perf - addressed in versions 5.10.0-136.100.0.181, 5.10.0-235.0.0.134, 5.10.0-235.0.0.137, 6.6.0-50.0.0.55
kernel-tools-devel - addressed in versions 5.10.0-136.100.0.181, 5.10.0-235.0.0.134, 5.10.0-235.0.0.137, 6.6.0-50.0.0.55
kernel-tools - addressed in versions 5.10.0-136.100.0.181, 5.10.0-235.0.0.134, 5.10.0-235.0.0.137, 6.6.0-50.0.0.55
kernel-source - addressed in versions 5.10.0-136.100.0.181, 5.10.0-235.0.0.134, 5.10.0-235.0.0.137, 6.6.0-50.0.0.55
kernel-headers - addressed in versions 5.10.0-136.100.0.181, 5.10.0-235.0.0.134, 5.10.0-235.0.0.137, 6.6.0-50.0.0.55
kernel-devel - addressed in versions 5.10.0-136.100.0.181, 5.10.0-235.0.0.134, 5.10.0-235.0.0.137, 6.6.0-50.0.0.55
kernel-debugsource - addressed in versions 5.10.0-136.100.0.181, 5.10.0-235.0.0.134, 5.10.0-235.0.0.137, 6.6.0-50.0.0.55
kernel-tools-debuginfo - addressed in versions 5.10.0-136.100.0.181, 5.10.0-235.0.0.134, 5.10.0-235.0.0.137, 6.6.0-50.0.0.55
bpftool - addressed in versions 5.10.0-235.0.0.134, 6.6.0-50.0.0.55
bpftool-debuginfo - addressed in versions 5.10.0-235.0.0.134, 6.6.0-50.0.0.55
linux-image-virtual (Ubuntu package) - addressed in versions 6.8.0-54.56, 6.11.0-18.18
linux-image-kvm (Ubuntu package) - update to 6.8.0-54.56
linux-image-generic-lpae (Ubuntu package) - update to 6.8.0-54.56
linux-image-generic-64k (Ubuntu package) - addressed in versions 6.8.0-54.56, 6.11.0-18.18
linux-image-generic (Ubuntu package) - addressed in versions 6.8.0-54.56, 6.11.0-18.18
linux-image-6.8.0-54-generic-64k (Ubuntu package) - update to 6.8.0-54.56
linux-image-6.8.0-54-generic (Ubuntu package) - update to 6.8.0-54.56
linux-image-6.8.0-54-lowlatency (Ubuntu package) - addressed in versions 6.8.0-54.56.1, 6.8.0-54.56.1~22.04.1
linux-image-6.8.0-54-lowlatency-64k (Ubuntu package) - addressed in versions 6.8.0-54.56.1, 6.8.0-54.56.1~22.04.1
linux-image-lowlatency (Ubuntu package) - addressed in versions 6.8.0-54.56.1, 6.11.0-1010.11
linux-image-lowlatency-64k (Ubuntu package) - addressed in versions 6.8.0-54.56.1, 6.11.0-1010.11
linux-image-lowlatency-64k-hwe-22.04 (Ubuntu package) - update to 6.8.0-54.56.1~22.04.1
linux-image-lowlatency-hwe-22.04 (Ubuntu package) - update to 6.8.0-54.56.1~22.04.1
linux-image-6.8.0-57-generic (Ubuntu package) - update to 6.8.0-57.59~22.04.1
linux-image-6.8.0-57-generic-64k (Ubuntu package) - update to 6.8.0-57.59~22.04.1
linux-image-generic-64k-hwe-22.04 (Ubuntu package) - update to 6.8.0-57.59~22.04.1
linux-image-generic-hwe-22.04 (Ubuntu package) - update to 6.8.0-57.59~22.04.1
linux-image-oem-22.04 (Ubuntu package) - update to 6.8.0-57.59~22.04.1
linux-image-oem-22.04a (Ubuntu package) - update to 6.8.0-57.59~22.04.1
linux-image-oem-22.04b (Ubuntu package) - update to 6.8.0-57.59~22.04.1
linux-image-oem-22.04c (Ubuntu package) - update to 6.8.0-57.59~22.04.1
linux-image-oem-22.04d (Ubuntu package) - update to 6.8.0-57.59~22.04.1
linux-image-virtual-hwe-22.04 (Ubuntu package) - update to 6.8.0-57.59~22.04.1
linux-image-gkeop (Ubuntu package) - update to 6.8.0-1006.8
linux-image-gkeop-6.8 (Ubuntu package) - update to 6.8.0-1006.8
linux-image-6.8.0-1006-gkeop (Ubuntu package) - update to 6.8.0-1006.8
linux-image-6.8.0-1014-azure-nvidia (Ubuntu package) - update to 6.8.0-1014.15
linux-image-azure-nvidia (Ubuntu package) - update to 6.8.0-1014.15
linux-image-gke (Ubuntu package) - update to 6.8.0-1019.23
linux-image-6.8.0-1019-gke (Ubuntu package) - update to 6.8.0-1019.23
linux-image-raspi (Ubuntu package) - addressed in versions 6.8.0-1019.23, 6.11.0-1008.8
linux-image-6.8.0-1019-raspi (Ubuntu package) - update to 6.8.0-1019.23
linux-image-oracle (Ubuntu package) - addressed in versions 6.8.0-1020.21, 6.8.0-1020.21~22.04.1, 6.11.0-1011.12
linux-image-oracle-lts-24.04 (Ubuntu package) - update to 6.8.0-1020.21
linux-image-oracle-64k-lts-24.04 (Ubuntu package) - update to 6.8.0-1020.21
linux-image-6.8.0-1020-oracle (Ubuntu package) - addressed in versions 6.8.0-1020.21, 6.8.0-1020.21~22.04.1
linux-image-6.8.0-1020-oracle-64k (Ubuntu package) - addressed in versions 6.8.0-1020.21, 6.8.0-1020.21~22.04.1
linux-image-oracle-64k (Ubuntu package) - addressed in versions 6.8.0-1020.21, 6.8.0-1020.21~22.04.1, 6.11.0-1011.12
linux-image-6.8.0-1022-ibm (Ubuntu package) - update to 6.8.0-1022.22
linux-image-ibm (Ubuntu package) - update to 6.8.0-1022.22
linux-image-ibm-classic (Ubuntu package) - update to 6.8.0-1022.22
linux-image-ibm-lts-24.04 (Ubuntu package) - update to 6.8.0-1022.22
linux-image-nvidia (Ubuntu package) - update to 6.8.0-1022.25
linux-image-6.8.0-1022-nvidia-64k (Ubuntu package) - addressed in versions 6.8.0-1022.25, 6.8.0-1022.25~22.04.2
linux-image-6.8.0-1022-nvidia (Ubuntu package) - addressed in versions 6.8.0-1022.25, 6.8.0-1022.25~22.04.2
linux-image-nvidia-64k (Ubuntu package) - update to 6.8.0-1022.25
linux-image-nvidia-lowlatency-64k (Ubuntu package) - update to 6.8.0-1022.25.2
linux-image-nvidia-lowlatency (Ubuntu package) - update to 6.8.0-1022.25.2
linux-image-6.8.0-1022-nvidia-lowlatency-64k (Ubuntu package) - update to 6.8.0-1022.25.2
linux-image-6.8.0-1022-nvidia-lowlatency (Ubuntu package) - update to 6.8.0-1022.25.2
linux-image-nvidia-hwe-22.04 (Ubuntu package) - update to 6.8.0-1022.25~22.04.2
linux-image-nvidia-64k-hwe-22.04 (Ubuntu package) - update to 6.8.0-1022.25~22.04.2
linux-image-nvidia-64k-6.8 (Ubuntu package) - update to 6.8.0-1022.25~22.04.2
linux-image-nvidia-6.8 (Ubuntu package) - update to 6.8.0-1022.25~22.04.2
linux-image-aws (Ubuntu package) - addressed in versions 6.8.0-1023.25, 6.8.0-1023.25~22.04.1, 6.11.0-1009.10
linux-image-6.8.0-1023-aws (Ubuntu package) - addressed in versions 6.8.0-1023.25, 6.8.0-1023.25~22.04.1
linux-image-aws-lts-24.04 (Ubuntu package) - update to 6.8.0-1023.25
linux-image-6.8.0-1024-oem (Ubuntu package) - update to 6.8.0-1024.24
linux-image-oem-24.04 (Ubuntu package) - addressed in versions 6.8.0-1024.24, 6.11.0-18.18
linux-image-oem-24.04a (Ubuntu package) - addressed in versions 6.8.0-1024.24, 6.11.0-18.18
linux-image-gcp-lts-24.04 (Ubuntu package) - update to 6.8.0-1024.26
linux-image-gcp (Ubuntu package) - addressed in versions 6.8.0-1024.26, 6.8.0-1024.26~22.04.1, 6.11.0-1009.9
linux-image-6.8.0-1024-gcp-64k (Ubuntu package) - addressed in versions 6.8.0-1024.26, 6.8.0-1024.26~22.04.1
linux-image-6.8.0-1024-gcp (Ubuntu package) - addressed in versions 6.8.0-1024.26, 6.8.0-1024.26~22.04.1
linux-image-gcp-64k (Ubuntu package) - addressed in versions 6.8.0-1024.26, 6.8.0-1024.26~22.04.1
linux-image-gcp-64k-lts-24.04 (Ubuntu package) - update to 6.8.0-1024.26
linux-image-azure-lts-24.04 (Ubuntu package) - update to 6.8.0-1025.30
linux-image-azure-fde-lts-24.04 (Ubuntu package) - update to 6.8.0-1025.30
linux-image-azure-fde (Ubuntu package) - addressed in versions 6.8.0-1025.30~22.04.1, 6.11.0-1009.9
linux-image-6.8.0-1025-azure (Ubuntu package) - update to 6.8.0-1025.30~22.04.1
linux-image-6.8.0-1025-azure-fde (Ubuntu package) - update to 6.8.0-1025.30~22.04.1
linux-image-azure (Ubuntu package) - addressed in versions 6.8.0-1025.30~22.04.1, 6.11.0-1009.9
linux-image-virtual-hwe-24.04 (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-6.11.0-18-generic (Ubuntu package) - update to 6.11.0-18.18
linux-image-generic-64k-hwe-24.04 (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-realtime-hwe-24.04 (Ubuntu package) - update to 6.11.0-1005.5
linux-image-realtime (Ubuntu package) - update to 6.11.0-1005.5
linux-image-6.11.0-1005-realtime (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-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-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-6.11.0-1010-lowlatency-64k (Ubuntu package) - update to 6.11.0-1010.11
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-6.11.0-1015-oem (Ubuntu package) - update to 6.11.0-1015.15
linux-image-oem-24.04b (Ubuntu package) - update to 6.11.0-1015.15

External References

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