Resource management error in Linux kernel - CVE-2024-26757

Vulnerability identifier: #VU93778

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-2024-26757

CWE-ID: CWE-399

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 resource management error within the sysfs_notify_dirent_safe() and md_check_recovery() functions in drivers/md/md.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
Public Cloud Module
openSUSE Leap
kernel-syms-azure
gfs2-kmp-azure-debuginfo
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
kernel-azure-livepatch-devel
cluster-md-kmp-azure
reiserfs-kmp-azure
kernel-azure-devel-debuginfo
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

Install update from vendor's website.

Linux kernel - addressed in versions 6.7.7, 6.8
kernel-syms-azure - update to 6.4.0-150600.8.5.1
gfs2-kmp-azure-debuginfo - 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
kernel-azure-livepatch-devel - 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-devel-debuginfo - 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

• https://git.kernel.org/stable/c/2ea169c5a0b1134d573d07fc27a16f327ad0e7d3
• https://git.kernel.org/stable/c/55a48ad2db64737f7ffc0407634218cc6e4c513b
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.7
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8

• Resource management error in Linux kernel md driver
• SUSE update for the Linux Kernel