Use-after-free in Linux kernel - CVE-2024-38561

Vulnerability identifier: #VU92308

CSH Severity: Low

CVSS v4: 8.5 [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]

CVE-ID: CVE-2024-38561

CWE-ID: CWE-416

Exploitation vector: Local access

Exploit availability: No public exploit available

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

The vulnerability exists due to a use-after-free error within the kunit_try_catch_run() function in lib/kunit/try-catch.c. A local user can escalate privileges on the system.

Linux kernel
openEuler
Ubuntu
kernel
kernel-debuginfo
kernel-debugsource
kernel-devel
kernel-headers
kernel-source
kernel-tools
kernel-tools-debuginfo
kernel-tools-devel
perf
perf-debuginfo
python3-perf
python3-perf-debuginfo
bpftool
bpftool-debuginfo
linux-image-generic-64k-hwe-24.04 (Ubuntu package)
linux-image-generic-hwe-24.04 (Ubuntu package)
linux-image-generic-lpae (Ubuntu package)
linux-image-6.8.0-40-generic (Ubuntu package)
linux-image-6.8.0-40-generic-64k (Ubuntu package)
linux-image-generic (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-virtual-hwe-24.04 (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-6.8.0-40-lowlatency (Ubuntu package)
linux-image-6.8.0-40-lowlatency-64k (Ubuntu package)
linux-image-lowlatency-64k (Ubuntu package)
linux-image-gke (Ubuntu package)
linux-image-6.8.0-1008-gke (Ubuntu package)
linux-image-6.8.0-1009-raspi (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-6.8.0-1010-oem (Ubuntu package)
linux-image-oem-24.04a (Ubuntu package)
linux-image-oem-24.04 (Ubuntu package)
linux-image-oracle-64k (Ubuntu package)
linux-image-6.8.0-1010-ibm (Ubuntu package)
linux-image-ibm-classic (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-6.8.0-1010-oracle-64k (Ubuntu package)
linux-image-6.8.0-1010-oracle (Ubuntu package)
linux-image-ibm (Ubuntu package)
linux-image-ibm-lts-24.04 (Ubuntu package)
linux-image-nvidia-64k (Ubuntu package)
linux-image-6.8.0-1011-nvidia (Ubuntu package)
linux-image-6.8.0-1011-nvidia-64k (Ubuntu package)
linux-image-nvidia (Ubuntu package)
linux-image-6.8.0-1011-nvidia-lowlatency (Ubuntu package)
linux-image-6.8.0-1011-nvidia-lowlatency-64k (Ubuntu package)
linux-image-nvidia-lowlatency (Ubuntu package)
linux-image-nvidia-lowlatency-64k (Ubuntu package)
linux-image-nvidia-64k-6.8 (Ubuntu package)
linux-image-nvidia-6.8 (Ubuntu package)
linux-image-gcp (Ubuntu package)
linux-image-6.8.0-1012-gcp (Ubuntu package)
linux-image-aws (Ubuntu package)
linux-image-6.8.0-1013-aws (Ubuntu package)

Install update from vendor's website.

Linux kernel - addressed in versions 6.1.93, 6.6.33, 6.8.12, 6.10
kernel - addressed in versions 5.10.0-136.88.0.169, 5.10.0-222.0.0.121, 5.10.0-222.0.0.125, 6.6.0-39.0.0.47
kernel-debuginfo - addressed in versions 5.10.0-136.88.0.169, 5.10.0-222.0.0.121, 5.10.0-222.0.0.125, 6.6.0-39.0.0.47
kernel-debugsource - addressed in versions 5.10.0-136.88.0.169, 5.10.0-222.0.0.121, 5.10.0-222.0.0.125, 6.6.0-39.0.0.47
kernel-devel - addressed in versions 5.10.0-136.88.0.169, 5.10.0-222.0.0.121, 5.10.0-222.0.0.125, 6.6.0-39.0.0.47
kernel-headers - addressed in versions 5.10.0-136.88.0.169, 5.10.0-222.0.0.121, 5.10.0-222.0.0.125, 6.6.0-39.0.0.47
kernel-source - addressed in versions 5.10.0-136.88.0.169, 5.10.0-222.0.0.121, 5.10.0-222.0.0.125, 6.6.0-39.0.0.47
kernel-tools - addressed in versions 5.10.0-136.88.0.169, 5.10.0-222.0.0.121, 5.10.0-222.0.0.125, 6.6.0-39.0.0.47
kernel-tools-debuginfo - addressed in versions 5.10.0-136.88.0.169, 5.10.0-222.0.0.121, 5.10.0-222.0.0.125, 6.6.0-39.0.0.47
kernel-tools-devel - addressed in versions 5.10.0-136.88.0.169, 5.10.0-222.0.0.121, 5.10.0-222.0.0.125, 6.6.0-39.0.0.47
perf - addressed in versions 5.10.0-136.88.0.169, 5.10.0-222.0.0.121, 5.10.0-222.0.0.125, 6.6.0-39.0.0.47
perf-debuginfo - addressed in versions 5.10.0-136.88.0.169, 5.10.0-222.0.0.121, 5.10.0-222.0.0.125, 6.6.0-39.0.0.47
python3-perf - addressed in versions 5.10.0-136.88.0.169, 5.10.0-222.0.0.121, 5.10.0-222.0.0.125, 6.6.0-39.0.0.47
python3-perf-debuginfo - addressed in versions 5.10.0-136.88.0.169, 5.10.0-222.0.0.121, 5.10.0-222.0.0.125, 6.6.0-39.0.0.47
bpftool - addressed in versions 5.10.0-222.0.0.121, 6.6.0-39.0.0.47
bpftool-debuginfo - addressed in versions 5.10.0-222.0.0.121, 6.6.0-39.0.0.47
linux-image-generic-64k-hwe-24.04 (Ubuntu package) - update to 6.8.0-40.40
linux-image-generic-hwe-24.04 (Ubuntu package) - update to 6.8.0-40.40
linux-image-generic-lpae (Ubuntu package) - update to 6.8.0-40.40
linux-image-6.8.0-40-generic (Ubuntu package) - update to 6.8.0-40.40
linux-image-6.8.0-40-generic-64k (Ubuntu package) - update to 6.8.0-40.40
linux-image-generic (Ubuntu package) - update to 6.8.0-40.40
linux-image-generic-64k (Ubuntu package) - update to 6.8.0-40.40
linux-image-kvm (Ubuntu package) - update to 6.8.0-40.40
linux-image-virtual-hwe-24.04 (Ubuntu package) - update to 6.8.0-40.40
linux-image-virtual (Ubuntu package) - update to 6.8.0-40.40
linux-image-lowlatency (Ubuntu package) - update to 6.8.0-40.40.1
linux-image-6.8.0-40-lowlatency (Ubuntu package) - update to 6.8.0-40.40.1
linux-image-6.8.0-40-lowlatency-64k (Ubuntu package) - update to 6.8.0-40.40.1
linux-image-lowlatency-64k (Ubuntu package) - update to 6.8.0-40.40.1
linux-image-gke (Ubuntu package) - update to 6.8.0-1008.11
linux-image-6.8.0-1008-gke (Ubuntu package) - update to 6.8.0-1008.11
linux-image-6.8.0-1009-raspi (Ubuntu package) - update to 6.8.0-1009.10
linux-image-raspi (Ubuntu package) - update to 6.8.0-1009.10
linux-image-6.8.0-1010-oem (Ubuntu package) - update to 6.8.0-1010.10
linux-image-oem-24.04a (Ubuntu package) - update to 6.8.0-1010.10
linux-image-oem-24.04 (Ubuntu package) - update to 6.8.0-1010.10
linux-image-oracle-64k (Ubuntu package) - update to 6.8.0-1010.10
linux-image-6.8.0-1010-ibm (Ubuntu package) - update to 6.8.0-1010.10
linux-image-ibm-classic (Ubuntu package) - update to 6.8.0-1010.10
linux-image-oracle (Ubuntu package) - update to 6.8.0-1010.10
linux-image-6.8.0-1010-oracle-64k (Ubuntu package) - update to 6.8.0-1010.10
linux-image-6.8.0-1010-oracle (Ubuntu package) - update to 6.8.0-1010.10
linux-image-ibm (Ubuntu package) - update to 6.8.0-1010.10
linux-image-ibm-lts-24.04 (Ubuntu package) - update to 6.8.0-1010.10
linux-image-nvidia-64k (Ubuntu package) - update to 6.8.0-1011.11
linux-image-6.8.0-1011-nvidia (Ubuntu package) - addressed in versions 6.8.0-1011.11, 6.8.0-1011.11~22.04.1
linux-image-6.8.0-1011-nvidia-64k (Ubuntu package) - addressed in versions 6.8.0-1011.11, 6.8.0-1011.11~22.04.1
linux-image-nvidia (Ubuntu package) - update to 6.8.0-1011.11
linux-image-6.8.0-1011-nvidia-lowlatency (Ubuntu package) - update to 6.8.0-1011.11.1
linux-image-6.8.0-1011-nvidia-lowlatency-64k (Ubuntu package) - update to 6.8.0-1011.11.1
linux-image-nvidia-lowlatency (Ubuntu package) - update to 6.8.0-1011.11.1
linux-image-nvidia-lowlatency-64k (Ubuntu package) - update to 6.8.0-1011.11.1
linux-image-nvidia-64k-6.8 (Ubuntu package) - update to 6.8.0-1011.11~22.04.1
linux-image-nvidia-6.8 (Ubuntu package) - update to 6.8.0-1011.11~22.04.1
linux-image-gcp (Ubuntu package) - update to 6.8.0-1012.13
linux-image-6.8.0-1012-gcp (Ubuntu package) - update to 6.8.0-1012.13
linux-image-aws (Ubuntu package) - update to 6.8.0-1013.14
linux-image-6.8.0-1013-aws (Ubuntu package) - update to 6.8.0-1013.14

• https://git.kernel.org/stable/c/1f2ebd3758e1cef6a1f998a1f7ea73310dcb1699
• https://git.kernel.org/stable/c/1ec7ccb4cd4b6f72c2998b07880fa7aaf8dfe1d4
• https://git.kernel.org/stable/c/8f5c841a559ccb700c8d27a3ca645b7a5f59b4f5
• https://git.kernel.org/stable/c/b0b755cb5a5e0d7168c3ab1b3814b0d3cad9f017
• https://git.kernel.org/stable/c/f8aa1b98ce40184521ed95ec26cc115a255183b2
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.93
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.33
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.12

• Use-after-free in Linux kernel kunit
• Ubuntu update for linux
• Ubuntu update for linux-nvidia-lowlatency
• openEuler 22.03 LTS SP4 update for kernel
• openEuler 22.03 LTS SP3 update for kernel
• openEuler 22.03 LTS SP1 update for kernel
• Ubuntu update for linux-oem-6.8
• Ubuntu update for linux-lowlatency
• openEuler 24.03 LTS update for kernel