NULL pointer dereference in Linux kernel - CVE-2024-35850

Vulnerability identifier: #VU90840

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-2024-35850

CWE-ID: CWE-476

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 NULL pointer dereference within the qca_debugfs_init() function in drivers/bluetooth/hci_qca.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Real Time 15
Public Cloud Module
SUSE Linux Enterprise Live Patching
SUSE Real Time Module
openSUSE Leap
Ubuntu
kernel-livepatch-6_4_0-150600_10_5-rt-debuginfo
kernel-livepatch-6_4_0-150600_10_5-rt
kernel-livepatch-SLE15-SP6-RT_Update_1-debugsource
kernel-syms-azure
kernel-azure-extra
kernel-source-azure
kernel-devel-azure
kernel-azure-vdso
kernel-azure-vdso-debuginfo
kernel-azure
kernel-azure-optional-debuginfo
kselftests-kmp-azure
kernel-azure-devel
kernel-azure-debugsource
reiserfs-kmp-azure-debuginfo
ocfs2-kmp-azure
cluster-md-kmp-azure
reiserfs-kmp-azure
kernel-azure-debuginfo
kernel-azure-extra-debuginfo
dlm-kmp-azure-debuginfo
dlm-kmp-azure
kernel-azure-optional
gfs2-kmp-azure
kernel-azure-livepatch-devel
gfs2-kmp-azure-debuginfo
kernel-azure-devel-debuginfo
ocfs2-kmp-azure-debuginfo
kselftests-kmp-azure-debuginfo
cluster-md-kmp-azure-debuginfo
kernel-rt_debug-vdso-debuginfo
kernel-rt-extra-debuginfo
kernel-rt_debug-debuginfo
kselftests-kmp-rt
ocfs2-kmp-rt
kernel-rt_debug-devel-debuginfo
kernel-rt-vdso-debuginfo
kernel-rt-devel
gfs2-kmp-rt-debuginfo
kernel-rt-devel-debuginfo
kernel-rt-vdso
kernel-rt_debug-vdso
kselftests-kmp-rt-debuginfo
cluster-md-kmp-rt-debuginfo
kernel-rt_debug-debugsource
reiserfs-kmp-rt-debuginfo
kernel-rt_debug-devel
cluster-md-kmp-rt
reiserfs-kmp-rt
kernel-rt_debug-livepatch-devel
kernel-rt-debuginfo
gfs2-kmp-rt
kernel-rt-optional-debuginfo
kernel-rt
kernel-rt_debug
kernel-source-rt
dlm-kmp-rt
kernel-rt-extra
dlm-kmp-rt-debuginfo
kernel-rt-debugsource
kernel-devel-rt
ocfs2-kmp-rt-debuginfo
kernel-rt-livepatch-devel
kernel-syms-rt
kernel-rt-optional
linux-image-generic-64k (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-hwe-24.04 (Ubuntu package)
linux-image-generic-hwe-24.04 (Ubuntu package)
linux-image-generic-lpae (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-virtual-hwe-24.04 (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-6.8.0-40-lowlatency (Ubuntu package)
linux-image-lowlatency-64k (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-6.8.0-40-lowlatency-64k (Ubuntu package)
linux-image-6.8.0-1008-gke (Ubuntu package)
linux-image-gke (Ubuntu package)
linux-image-6.8.0-1009-raspi (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-6.8.0-1010-ibm (Ubuntu package)
linux-image-6.8.0-1010-oem (Ubuntu package)
linux-image-ibm (Ubuntu package)
linux-image-ibm-classic (Ubuntu package)
linux-image-ibm-lts-24.04 (Ubuntu package)
linux-image-oem-24.04 (Ubuntu package)
linux-image-oem-24.04a (Ubuntu package)
linux-image-6.8.0-1010-oracle (Ubuntu package)
linux-image-6.8.0-1010-oracle-64k (Ubuntu package)
linux-image-oracle-64k (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-nvidia-64k (Ubuntu package)
linux-image-nvidia (Ubuntu package)
linux-image-6.8.0-1011-nvidia-64k (Ubuntu package)
linux-image-6.8.0-1011-nvidia (Ubuntu package)
linux-image-nvidia-lowlatency-64k (Ubuntu package)
linux-image-nvidia-lowlatency (Ubuntu package)
linux-image-6.8.0-1011-nvidia-lowlatency-64k (Ubuntu package)
linux-image-6.8.0-1011-nvidia-lowlatency (Ubuntu package)
linux-image-nvidia-6.8 (Ubuntu package)
linux-image-nvidia-64k-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 - update to 6.6.30
kernel-livepatch-6_4_0-150600_10_5-rt-debuginfo - update to 1-150600.1.5.1
kernel-livepatch-6_4_0-150600_10_5-rt - update to 1-150600.1.5.1
kernel-livepatch-SLE15-SP6-RT_Update_1-debugsource - update to 1-150600.1.5.1
kernel-syms-azure - update to 6.4.0-150600.8.5.1
kernel-azure-extra - update to 6.4.0-150600.8.5.4
kernel-source-azure - update to 6.4.0-150600.8.5.4
kernel-devel-azure - update to 6.4.0-150600.8.5.4
kernel-azure-vdso - update to 6.4.0-150600.8.5.4
kernel-azure-vdso-debuginfo - update to 6.4.0-150600.8.5.4
kernel-azure - update to 6.4.0-150600.8.5.4
kernel-azure-optional-debuginfo - update to 6.4.0-150600.8.5.4
kselftests-kmp-azure - update to 6.4.0-150600.8.5.4
kernel-azure-devel - update to 6.4.0-150600.8.5.4
kernel-azure-debugsource - update to 6.4.0-150600.8.5.4
reiserfs-kmp-azure-debuginfo - update to 6.4.0-150600.8.5.4
ocfs2-kmp-azure - update to 6.4.0-150600.8.5.4
cluster-md-kmp-azure - update to 6.4.0-150600.8.5.4
reiserfs-kmp-azure - update to 6.4.0-150600.8.5.4
kernel-azure-debuginfo - update to 6.4.0-150600.8.5.4
kernel-azure-extra-debuginfo - update to 6.4.0-150600.8.5.4
dlm-kmp-azure-debuginfo - update to 6.4.0-150600.8.5.4
dlm-kmp-azure - update to 6.4.0-150600.8.5.4
kernel-azure-optional - update to 6.4.0-150600.8.5.4
gfs2-kmp-azure - update to 6.4.0-150600.8.5.4
kernel-azure-livepatch-devel - update to 6.4.0-150600.8.5.4
gfs2-kmp-azure-debuginfo - update to 6.4.0-150600.8.5.4
kernel-azure-devel-debuginfo - update to 6.4.0-150600.8.5.4
ocfs2-kmp-azure-debuginfo - update to 6.4.0-150600.8.5.4
kselftests-kmp-azure-debuginfo - update to 6.4.0-150600.8.5.4
cluster-md-kmp-azure-debuginfo - update to 6.4.0-150600.8.5.4
kernel-rt_debug-vdso-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt-extra-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt_debug-debuginfo - update to 6.4.0-150600.10.5.1
kselftests-kmp-rt - update to 6.4.0-150600.10.5.1
ocfs2-kmp-rt - update to 6.4.0-150600.10.5.1
kernel-rt_debug-devel-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt-vdso-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt-devel - update to 6.4.0-150600.10.5.1
gfs2-kmp-rt-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt-devel-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt-vdso - update to 6.4.0-150600.10.5.1
kernel-rt_debug-vdso - update to 6.4.0-150600.10.5.1
kselftests-kmp-rt-debuginfo - update to 6.4.0-150600.10.5.1
cluster-md-kmp-rt-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt_debug-debugsource - update to 6.4.0-150600.10.5.1
reiserfs-kmp-rt-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt_debug-devel - update to 6.4.0-150600.10.5.1
cluster-md-kmp-rt - update to 6.4.0-150600.10.5.1
reiserfs-kmp-rt - update to 6.4.0-150600.10.5.1
kernel-rt_debug-livepatch-devel - update to 6.4.0-150600.10.5.1
kernel-rt-debuginfo - update to 6.4.0-150600.10.5.1
gfs2-kmp-rt - update to 6.4.0-150600.10.5.1
kernel-rt-optional-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt - update to 6.4.0-150600.10.5.1
kernel-rt_debug - update to 6.4.0-150600.10.5.1
kernel-source-rt - update to 6.4.0-150600.10.5.1
dlm-kmp-rt - update to 6.4.0-150600.10.5.1
kernel-rt-extra - update to 6.4.0-150600.10.5.1
dlm-kmp-rt-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt-debugsource - update to 6.4.0-150600.10.5.1
kernel-devel-rt - update to 6.4.0-150600.10.5.1
ocfs2-kmp-rt-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt-livepatch-devel - update to 6.4.0-150600.10.5.1
kernel-syms-rt - update to 6.4.0-150600.10.5.1
kernel-rt-optional - update to 6.4.0-150600.10.5.1
linux-image-generic-64k (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-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-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-6.8.0-40-lowlatency (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-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-6.8.0-1008-gke (Ubuntu package) - update to 6.8.0-1008.11
linux-image-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-ibm (Ubuntu package) - update to 6.8.0-1010.10
linux-image-6.8.0-1010-oem (Ubuntu package) - update to 6.8.0-1010.10
linux-image-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-ibm-lts-24.04 (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-oem-24.04a (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-6.8.0-1010-oracle-64k (Ubuntu package) - update to 6.8.0-1010.10
linux-image-oracle-64k (Ubuntu package) - update to 6.8.0-1010.10
linux-image-oracle (Ubuntu package) - update to 6.8.0-1010.10
linux-image-nvidia-64k (Ubuntu package) - update to 6.8.0-1011.11
linux-image-nvidia (Ubuntu package) - update to 6.8.0-1011.11
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-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-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-6.8.0-1011-nvidia-lowlatency-64k (Ubuntu package) - update to 6.8.0-1011.11.1
linux-image-6.8.0-1011-nvidia-lowlatency (Ubuntu package) - update to 6.8.0-1011.11.1
linux-image-nvidia-6.8 (Ubuntu package) - update to 6.8.0-1011.11~22.04.1
linux-image-nvidia-64k-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/67459f1a707aae6d590454de07956c2752e21ea4
• https://git.kernel.org/stable/c/bec4d4c6fa5c6526409f582e4f31144e20c86c21
• https://git.kernel.org/stable/c/7ddb9de6af0f1c71147785b12fd7c8ec3f06cc86
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.30

• NULL pointer dereference in Linux kernel bluetooth driver
• SUSE update for the Linux Kernel
• Ubuntu update for linux
• Ubuntu update for linux-nvidia-lowlatency
• Ubuntu update for linux-oem-6.8
• Ubuntu update for linux-lowlatency
• SUSE update for the Linux Kernel