Use of uninitialized resource in Linux kernel - CVE-2024-46697

Vulnerability identifier: #VU97274

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-2024-46697

CWE-ID: CWE-908

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 use of uninitialized resource within the nfsd4_encode_fattr4() function in fs/nfsd/nfs4xdr.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
Red Hat Enterprise Linux for Real Time
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Real Time for NFV
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
Ubuntu
IBM Storage Scale System
IBM Integrated Analytics System
OpenShift Logging
kernel (Red Hat package)
linux-image-generic-lpae (Ubuntu package)
linux-image-virtual-hwe-24.04 (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-generic-hwe-24.04 (Ubuntu package)
linux-image-generic-64k-hwe-24.04 (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-generic (Ubuntu package)
linux-image-6.8.0-50-generic-64k (Ubuntu package)
linux-image-6.8.0-50-generic (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-6.8.0-50-lowlatency-64k (Ubuntu package)
linux-image-6.8.0-50-lowlatency (Ubuntu package)
linux-image-lowlatency-64k (Ubuntu package)
linux-image-lowlatency-64k-hwe-24.04 (Ubuntu package)
linux-image-lowlatency-hwe-24.04 (Ubuntu package)
linux-image-lowlatency-64k-hwe-22.04 (Ubuntu package)
linux-image-lowlatency-hwe-22.04 (Ubuntu package)
linux-image-generic-64k-hwe-22.04 (Ubuntu package)
linux-image-generic-hwe-22.04 (Ubuntu package)
linux-image-oem-22.04 (Ubuntu package)
linux-image-oem-22.04a (Ubuntu package)
linux-image-oem-22.04b (Ubuntu package)
linux-image-oem-22.04c (Ubuntu package)
linux-image-oem-22.04d (Ubuntu package)
linux-image-virtual-hwe-22.04 (Ubuntu package)
linux-image-6.8.0-1002-gkeop (Ubuntu package)
linux-image-gkeop-6.8 (Ubuntu package)
linux-image-gkeop (Ubuntu package)
linux-image-gke (Ubuntu package)
linux-image-6.8.0-1015-gke (Ubuntu package)
linux-image-6.8.0-1016-raspi (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-6.8.0-1017-ibm (Ubuntu package)
linux-image-ibm (Ubuntu package)
linux-image-ibm-classic (Ubuntu package)
linux-image-ibm-lts-24.04 (Ubuntu package)
linux-image-6.8.0-1017-oracle-64k (Ubuntu package)
linux-image-6.8.0-1017-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-6.8.0-1018-oem (Ubuntu package)
linux-image-gcp (Ubuntu package)
linux-image-6.8.0-1019-nvidia-64k (Ubuntu package)
linux-image-6.8.0-1019-gcp (Ubuntu package)
linux-image-nvidia-64k (Ubuntu package)
linux-image-nvidia (Ubuntu package)
linux-image-6.8.0-1019-nvidia (Ubuntu package)
linux-image-6.8.0-1019-nvidia-lowlatency-64k (Ubuntu package)
linux-image-nvidia-lowlatency-64k (Ubuntu package)
linux-image-6.8.0-1019-nvidia-lowlatency (Ubuntu package)
linux-image-nvidia-lowlatency (Ubuntu package)
linux-image-nvidia-64k-hwe-22.04 (Ubuntu package)
linux-image-nvidia-hwe-22.04 (Ubuntu package)
linux-image-nvidia-64k-6.8 (Ubuntu package)
linux-image-nvidia-6.8 (Ubuntu package)
linux-image-6.8.0-1020-aws (Ubuntu package)
linux-image-aws (Ubuntu package)
linux-image-6.8.0-1020-azure-fde (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-azure-fde (Ubuntu package)
linux-image-6.8.0-1020-azure (Ubuntu package)
Guardium Data Protection

Install update from vendor's website.

Linux kernel - addressed in versions 6.10.8, 6.11
IBM Storage Scale System - addressed in versions 6.2.3.3, 7.0.0.0
IBM Integrated Analytics System - update to 1.0.30.0
OpenShift Logging - update to 5.8.17
kernel (Red Hat package) - update to 5.14.0-503.19.1.el9_5
linux-image-generic-lpae (Ubuntu package) - update to 6.8.0-50.51
linux-image-virtual-hwe-24.04 (Ubuntu package) - update to 6.8.0-50.51
linux-image-virtual (Ubuntu package) - update to 6.8.0-50.51
linux-image-kvm (Ubuntu package) - update to 6.8.0-50.51
linux-image-generic-hwe-24.04 (Ubuntu package) - update to 6.8.0-50.51
linux-image-generic-64k-hwe-24.04 (Ubuntu package) - update to 6.8.0-50.51
linux-image-generic-64k (Ubuntu package) - update to 6.8.0-50.51
linux-image-generic (Ubuntu package) - update to 6.8.0-50.51
linux-image-6.8.0-50-generic-64k (Ubuntu package) - addressed in versions 6.8.0-50.51, 6.8.0-50.51~22.04.1
linux-image-6.8.0-50-generic (Ubuntu package) - addressed in versions 6.8.0-50.51, 6.8.0-50.51~22.04.1
linux-image-lowlatency (Ubuntu package) - update to 6.8.0-50.51.1
linux-image-6.8.0-50-lowlatency-64k (Ubuntu package) - addressed in versions 6.8.0-50.51.1, 6.8.0-50.51.1~22.04.1
linux-image-6.8.0-50-lowlatency (Ubuntu package) - addressed in versions 6.8.0-50.51.1, 6.8.0-50.51.1~22.04.1
linux-image-lowlatency-64k (Ubuntu package) - update to 6.8.0-50.51.1
linux-image-lowlatency-64k-hwe-24.04 (Ubuntu package) - update to 6.8.0-50.51.1
linux-image-lowlatency-hwe-24.04 (Ubuntu package) - update to 6.8.0-50.51.1
linux-image-lowlatency-64k-hwe-22.04 (Ubuntu package) - update to 6.8.0-50.51.1~22.04.1
linux-image-lowlatency-hwe-22.04 (Ubuntu package) - update to 6.8.0-50.51.1~22.04.1
linux-image-generic-64k-hwe-22.04 (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-generic-hwe-22.04 (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-oem-22.04 (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-oem-22.04a (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-oem-22.04b (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-oem-22.04c (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-oem-22.04d (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-virtual-hwe-22.04 (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-6.8.0-1002-gkeop (Ubuntu package) - update to 6.8.0-1002.4
linux-image-gkeop-6.8 (Ubuntu package) - update to 6.8.0-1002.4
linux-image-gkeop (Ubuntu package) - update to 6.8.0-1002.4
linux-image-gke (Ubuntu package) - update to 6.8.0-1015.19
linux-image-6.8.0-1015-gke (Ubuntu package) - update to 6.8.0-1015.19
linux-image-6.8.0-1016-raspi (Ubuntu package) - update to 6.8.0-1016.18
linux-image-raspi (Ubuntu package) - update to 6.8.0-1016.18
linux-image-6.8.0-1017-ibm (Ubuntu package) - update to 6.8.0-1017.17
linux-image-ibm (Ubuntu package) - update to 6.8.0-1017.17
linux-image-ibm-classic (Ubuntu package) - update to 6.8.0-1017.17
linux-image-ibm-lts-24.04 (Ubuntu package) - update to 6.8.0-1017.17
linux-image-6.8.0-1017-oracle-64k (Ubuntu package) - addressed in versions 6.8.0-1017.18, 6.8.0-1017.18~22.04.1
linux-image-6.8.0-1017-oracle (Ubuntu package) - addressed in versions 6.8.0-1017.18, 6.8.0-1017.18~22.04.1
linux-image-oracle-64k (Ubuntu package) - addressed in versions 6.8.0-1017.18, 6.8.0-1017.18~22.04.1
linux-image-oracle (Ubuntu package) - addressed in versions 6.8.0-1017.18, 6.8.0-1017.18~22.04.1
linux-image-oem-24.04 (Ubuntu package) - update to 6.8.0-1018.18
linux-image-oem-24.04a (Ubuntu package) - update to 6.8.0-1018.18
linux-image-6.8.0-1018-oem (Ubuntu package) - update to 6.8.0-1018.18
linux-image-gcp (Ubuntu package) - addressed in versions 6.8.0-1019.21, 6.8.0-1019.21~22.04.1
linux-image-6.8.0-1019-nvidia-64k (Ubuntu package) - addressed in versions 6.8.0-1019.21, 6.8.0-1019.21~22.04.1
linux-image-6.8.0-1019-gcp (Ubuntu package) - addressed in versions 6.8.0-1019.21, 6.8.0-1019.21~22.04.1
linux-image-nvidia-64k (Ubuntu package) - update to 6.8.0-1019.21
linux-image-nvidia (Ubuntu package) - update to 6.8.0-1019.21
linux-image-6.8.0-1019-nvidia (Ubuntu package) - addressed in versions 6.8.0-1019.21, 6.8.0-1019.21~22.04.1
linux-image-6.8.0-1019-nvidia-lowlatency-64k (Ubuntu package) - update to 6.8.0-1019.21.1
linux-image-nvidia-lowlatency-64k (Ubuntu package) - update to 6.8.0-1019.21.1
linux-image-6.8.0-1019-nvidia-lowlatency (Ubuntu package) - update to 6.8.0-1019.21.1
linux-image-nvidia-lowlatency (Ubuntu package) - update to 6.8.0-1019.21.1
linux-image-nvidia-64k-hwe-22.04 (Ubuntu package) - update to 6.8.0-1019.21~22.04.1
linux-image-nvidia-hwe-22.04 (Ubuntu package) - update to 6.8.0-1019.21~22.04.1
linux-image-nvidia-64k-6.8 (Ubuntu package) - update to 6.8.0-1019.21~22.04.1
linux-image-nvidia-6.8 (Ubuntu package) - update to 6.8.0-1019.21~22.04.1
linux-image-6.8.0-1020-aws (Ubuntu package) - addressed in versions 6.8.0-1020.22, 6.8.0-1020.22~22.04.1
linux-image-aws (Ubuntu package) - addressed in versions 6.8.0-1020.22, 6.8.0-1020.22~22.04.1
linux-image-6.8.0-1020-azure-fde (Ubuntu package) - addressed in versions 6.8.0-1020.23, 6.8.0-1020.23~22.04.1
linux-image-azure (Ubuntu package) - addressed in versions 6.8.0-1020.23, 6.8.0-1020.23~22.04.1
linux-image-azure-fde (Ubuntu package) - addressed in versions 6.8.0-1020.23, 6.8.0-1020.23~22.04.1
linux-image-6.8.0-1020-azure (Ubuntu package) - addressed in versions 6.8.0-1020.23, 6.8.0-1020.23~22.04.1
Guardium Data Protection - addressed in versions 12.0p35, 12.0p115

• https://git.kernel.org/stable/c/dd65b324174a64558a16ebbf4c3266e5701185d0
• https://git.kernel.org/stable/c/f58bab6fd4063913bd8321e99874b8239e9ba726
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.8
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11

• Use of uninitialized resource in Linux kernel nfsd
• Multiple vulnerabilities in IBM Integrated Analytics System
• Ubuntu update for linux-gkeop
• Ubuntu update for linux-nvidia
• Ubuntu update for linux
• Ubuntu update for linux-hwe-6.8
• Ubuntu update for linux-azure
• Red Hat Enterprise Linux 9 update for kernel
• Multiple vulnerabilities in OpenShift Logging 5.8
• Multiple vulnerabilities in IBM Guardium Data Protection
• Multiple vulnerabilities in IBM Storage Scale System