Division by zero in Linux kernel - CVE-2024-26945

Vulnerability identifier: #VU91376

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-2024-26945

CWE-ID: CWE-369

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 a division by zero error within the save_iaa_wq() and remove_iaa_wq() functions in drivers/crypto/intel/iaa/iaa_crypto_main.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-devel-debuginfo
reiserfs-kmp-azure
cluster-md-kmp-azure-debuginfo
kselftests-kmp-azure-debuginfo
gfs2-kmp-azure
ocfs2-kmp-azure-debuginfo
kernel-azure-optional
dlm-kmp-azure
dlm-kmp-azure-debuginfo
kernel-azure-extra-debuginfo
kernel-azure-debuginfo
kernel-azure-extra
ocfs2-kmp-azure
gfs2-kmp-azure-debuginfo
cluster-md-kmp-azure
kernel-azure-livepatch-devel
reiserfs-kmp-azure-debuginfo
kernel-azure-debugsource
kernel-azure-devel
kselftests-kmp-azure
kernel-azure-optional-debuginfo
kernel-azure
kernel-azure-vdso-debuginfo
kernel-azure-vdso
kernel-devel-azure
kernel-source-azure
kernel-rt_debug-debugsource
kernel-rt-devel-debuginfo
kernel-rt-debugsource
dlm-kmp-rt-debuginfo
kernel-rt-extra
kernel-rt-vdso
kernel-rt_debug-vdso
kselftests-kmp-rt-debuginfo
cluster-md-kmp-rt-debuginfo
gfs2-kmp-rt-debuginfo
reiserfs-kmp-rt-debuginfo
kernel-rt_debug-devel
kernel-rt-extra-debuginfo
gfs2-kmp-rt
kernel-rt-debuginfo
kernel-rt_debug-livepatch-devel
reiserfs-kmp-rt
cluster-md-kmp-rt
kernel-rt_debug-debuginfo
dlm-kmp-rt
kernel-rt-optional-debuginfo
kernel-rt-livepatch-devel
kernel-rt_debug-vdso-debuginfo
kernel-rt
kernel-rt_debug
kernel-source-rt
kernel-devel-rt
ocfs2-kmp-rt-debuginfo
kernel-rt-optional
kernel-syms-rt
kselftests-kmp-rt
ocfs2-kmp-rt
kernel-rt_debug-devel-debuginfo
kernel-rt-vdso-debuginfo
kernel-rt-devel
linux-image-generic (Ubuntu package)
linux-image-generic-64k (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-virtual-hwe-24.04 (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-6.8.0-35-lowlatency-64k (Ubuntu package)
linux-image-6.8.0-35-generic (Ubuntu package)
linux-image-6.8.0-35-generic-64k (Ubuntu package)
linux-image-lowlatency-64k (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-6.8.0-35-lowlatency (Ubuntu package)
linux-image-6.8.0-1004-gke (Ubuntu package)
linux-image-gke (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-6.8.0-1005-raspi (Ubuntu package)
linux-image-6.8.0-1006-ibm (Ubuntu package)
linux-image-6.8.0-1006-oracle-64k (Ubuntu package)
linux-image-ibm (Ubuntu package)
linux-image-ibm-classic (Ubuntu package)
linux-image-ibm-lts-24.04 (Ubuntu package)
linux-image-6.8.0-1006-oem (Ubuntu package)
linux-image-6.8.0-1006-oracle (Ubuntu package)
linux-image-oracle-64k (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-oem-24.04 (Ubuntu package)
linux-image-oem-24.04a (Ubuntu package)
linux-image-6.8.0-1008-azure (Ubuntu package)
linux-image-6.8.0-1008-azure-fde (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-azure-fde (Ubuntu package)

Install update from vendor's website.

Linux kernel - update to 6.8.3
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-devel-debuginfo - update to 6.4.0-150600.8.5.4
reiserfs-kmp-azure - update to 6.4.0-150600.8.5.4
cluster-md-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
gfs2-kmp-azure - update to 6.4.0-150600.8.5.4
ocfs2-kmp-azure-debuginfo - update to 6.4.0-150600.8.5.4
kernel-azure-optional - update to 6.4.0-150600.8.5.4
dlm-kmp-azure - update to 6.4.0-150600.8.5.4
dlm-kmp-azure-debuginfo - update to 6.4.0-150600.8.5.4
kernel-azure-extra-debuginfo - update to 6.4.0-150600.8.5.4
kernel-azure-debuginfo - update to 6.4.0-150600.8.5.4
kernel-azure-extra - update to 6.4.0-150600.8.5.4
ocfs2-kmp-azure - update to 6.4.0-150600.8.5.4
gfs2-kmp-azure-debuginfo - update to 6.4.0-150600.8.5.4
cluster-md-kmp-azure - update to 6.4.0-150600.8.5.4
kernel-azure-livepatch-devel - update to 6.4.0-150600.8.5.4
reiserfs-kmp-azure-debuginfo - update to 6.4.0-150600.8.5.4
kernel-azure-debugsource - update to 6.4.0-150600.8.5.4
kernel-azure-devel - update to 6.4.0-150600.8.5.4
kselftests-kmp-azure - update to 6.4.0-150600.8.5.4
kernel-azure-optional-debuginfo - update to 6.4.0-150600.8.5.4
kernel-azure - update to 6.4.0-150600.8.5.4
kernel-azure-vdso-debuginfo - update to 6.4.0-150600.8.5.4
kernel-azure-vdso - update to 6.4.0-150600.8.5.4
kernel-devel-azure - update to 6.4.0-150600.8.5.4
kernel-source-azure - update to 6.4.0-150600.8.5.4
kernel-rt_debug-debugsource - update to 6.4.0-150600.10.5.1
kernel-rt-devel-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt-debugsource - update to 6.4.0-150600.10.5.1
dlm-kmp-rt-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt-extra - 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
gfs2-kmp-rt-debuginfo - 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
kernel-rt-extra-debuginfo - update to 6.4.0-150600.10.5.1
gfs2-kmp-rt - update to 6.4.0-150600.10.5.1
kernel-rt-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt_debug-livepatch-devel - update to 6.4.0-150600.10.5.1
reiserfs-kmp-rt - update to 6.4.0-150600.10.5.1
cluster-md-kmp-rt - update to 6.4.0-150600.10.5.1
kernel-rt_debug-debuginfo - update to 6.4.0-150600.10.5.1
dlm-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-livepatch-devel - update to 6.4.0-150600.10.5.1
kernel-rt_debug-vdso-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
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-optional - update to 6.4.0-150600.10.5.1
kernel-syms-rt - 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
linux-image-generic (Ubuntu package) - update to 6.8.0-35.35
linux-image-generic-64k (Ubuntu package) - update to 6.8.0-35.35
linux-image-generic-64k-hwe-24.04 (Ubuntu package) - update to 6.8.0-35.35
linux-image-generic-hwe-24.04 (Ubuntu package) - update to 6.8.0-35.35
linux-image-generic-lpae (Ubuntu package) - update to 6.8.0-35.35
linux-image-virtual-hwe-24.04 (Ubuntu package) - update to 6.8.0-35.35
linux-image-kvm (Ubuntu package) - update to 6.8.0-35.35
linux-image-virtual (Ubuntu package) - update to 6.8.0-35.35
linux-image-6.8.0-35-lowlatency-64k (Ubuntu package) - update to 6.8.0-35.35.1
linux-image-6.8.0-35-generic (Ubuntu package) - update to 6.8.0-35.35+1
linux-image-6.8.0-35-generic-64k (Ubuntu package) - update to 6.8.0-35.35+1
linux-image-lowlatency-64k (Ubuntu package) - update to 6.8.0-35.35.1
linux-image-lowlatency (Ubuntu package) - update to 6.8.0-35.35.1
linux-image-6.8.0-35-lowlatency (Ubuntu package) - update to 6.8.0-35.35.1
linux-image-6.8.0-1004-gke (Ubuntu package) - update to 6.8.0-1004.7
linux-image-gke (Ubuntu package) - update to 6.8.0-1004.7
linux-image-raspi (Ubuntu package) - update to 6.8.0-1005.5
linux-image-6.8.0-1005-raspi (Ubuntu package) - update to 6.8.0-1005.5
linux-image-6.8.0-1006-ibm (Ubuntu package) - update to 6.8.0-1006.6
linux-image-6.8.0-1006-oracle-64k (Ubuntu package) - update to 6.8.0-1006.6
linux-image-ibm (Ubuntu package) - update to 6.8.0-1006.6
linux-image-ibm-classic (Ubuntu package) - update to 6.8.0-1006.6
linux-image-ibm-lts-24.04 (Ubuntu package) - update to 6.8.0-1006.6
linux-image-6.8.0-1006-oem (Ubuntu package) - update to 6.8.0-1006.6
linux-image-6.8.0-1006-oracle (Ubuntu package) - update to 6.8.0-1006.6
linux-image-oracle-64k (Ubuntu package) - update to 6.8.0-1006.6
linux-image-oracle (Ubuntu package) - update to 6.8.0-1006.6
linux-image-oem-24.04 (Ubuntu package) - update to 6.8.0-1006.6+1
linux-image-oem-24.04a (Ubuntu package) - update to 6.8.0-1006.6+1
linux-image-6.8.0-1008-azure (Ubuntu package) - update to 6.8.0-1008.8
linux-image-6.8.0-1008-azure-fde (Ubuntu package) - update to 6.8.0-1008.8
linux-image-azure (Ubuntu package) - update to 6.8.0-1008.8
linux-image-azure-fde (Ubuntu package) - update to 6.8.0-1008.8

• https://git.kernel.org/stable/c/a5ca1be7f9817de4e93085778b3ee2219bdc2664
• https://git.kernel.org/stable/c/5a7e89d3315d1be86aff8a8bf849023cda6547f7
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.3

• Division by zero in Linux kernel intel iaa driver
• Ubuntu update for linux
• Ubuntu update for linux-oem-6.8
• Ubuntu update for linux-azure
• Ubuntu update for linux-oracle
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel