NULL pointer dereference in Linux kernel - CVE-2024-26858

 

NULL pointer dereference in Linux kernel - CVE-2024-26858

Published: May 31, 2024 / Updated: May 14, 2025


Vulnerability identifier: #VU90570
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-2024-26858
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to NULL pointer dereference within the mlx5e_txwqe_complete() function in drivers/net/ethernet/mellanox/mlx5/core/en_tx.c. A local user can perform a denial of service (DoS) attack.


Affected software

Linux kernel
Oracle Linux
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Real Time 15
Red Hat Enterprise Linux for Real Time for NFV
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Real Time
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
SUSE Linux Enterprise Live Patching
SUSE Real Time Module
Public Cloud Module
openSUSE Leap
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 (Red Hat package)
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
kernel-azure-livepatch-devel
reiserfs-kmp-azure
kernel-azure-debuginfo
kernel-azure-extra-debuginfo
dlm-kmp-azure-debuginfo
dlm-kmp-azure
kernel-azure-optional
ocfs2-kmp-azure-debuginfo
kselftests-kmp-azure-debuginfo
ocfs2-kmp-azure
cluster-md-kmp-azure
gfs2-kmp-azure-debuginfo
gfs2-kmp-azure
cluster-md-kmp-azure-debuginfo
kernel-azure-devel-debuginfo
kernel-rt_debug-debuginfo
kselftests-kmp-rt
kernel-rt_debug-vdso-debuginfo
kernel-rt-livepatch-devel
kernel-rt-optional-debuginfo
dlm-kmp-rt
kernel-rt-extra
dlm-kmp-rt-debuginfo
kernel-rt-debugsource
kernel-syms-rt
kernel-rt-optional
ocfs2-kmp-rt-debuginfo
kernel-devel-rt
kernel-source-rt
kernel-rt_debug
kernel-rt
kselftests-kmp-rt-debuginfo
gfs2-kmp-rt
kernel-rt-debuginfo
kernel-rt_debug-livepatch-devel
reiserfs-kmp-rt
cluster-md-kmp-rt
kernel-rt_debug-devel
reiserfs-kmp-rt-debuginfo
kernel-rt_debug-debugsource
cluster-md-kmp-rt-debuginfo
kernel-rt-extra-debuginfo
kernel-rt_debug-vdso
kernel-rt-vdso
kernel-rt-devel-debuginfo
gfs2-kmp-rt-debuginfo
kernel-rt-devel
kernel-rt-vdso-debuginfo
kernel-rt_debug-devel-debuginfo
ocfs2-kmp-rt

How to mitigate CVE-2024-26858

Install update from vendor's website.

Linux kernel - addressed in versions 6.6.22, 6.7.10, 6.8
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 (Red Hat package) - update to 5.14.0-427.26.1.el9_4
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
kernel-azure-livepatch-devel - 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
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
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
gfs2-kmp-azure-debuginfo - update to 6.4.0-150600.8.5.4
gfs2-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
kernel-azure-devel-debuginfo - update to 6.4.0-150600.8.5.4
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
kernel-rt_debug-vdso-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-optional-debuginfo - 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-syms-rt - update to 6.4.0-150600.10.5.1
kernel-rt-optional - update to 6.4.0-150600.10.5.1
ocfs2-kmp-rt-debuginfo - update to 6.4.0-150600.10.5.1
kernel-devel-rt - update to 6.4.0-150600.10.5.1
kernel-source-rt - update to 6.4.0-150600.10.5.1
kernel-rt_debug - update to 6.4.0-150600.10.5.1
kernel-rt - update to 6.4.0-150600.10.5.1
kselftests-kmp-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-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-devel - 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-debugsource - 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-extra-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt_debug-vdso - update to 6.4.0-150600.10.5.1
kernel-rt-vdso - update to 6.4.0-150600.10.5.1
kernel-rt-devel-debuginfo - 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 - update to 6.4.0-150600.10.5.1
kernel-rt-vdso-debuginfo - update to 6.4.0-150600.10.5.1
kernel-rt_debug-devel-debuginfo - update to 6.4.0-150600.10.5.1
ocfs2-kmp-rt - update to 6.4.0-150600.10.5.1

External References

Related Security Bulletins